COMPONENT SPOTLIGHT

Jeep Wrangler transmission problems

313 distinct owner reports with a transmission-specific component in this snapshot.

General power-train reports are not automatically counted as transmission problems. Related recalls and investigations must also name this component; they are not linked by narrative keyword alone.

22 crash reports8 fire reports9 injury reports

Reports by model year

Recall and investigation columns show each year’s full history. A report naming several years can appear in more than one row.

When problems were reported

Mileage at the reported incident

111 reports with mileage · 202 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What owners actually said

313 reports
2005 model year · Mileage unknown · Jun 8, 2011
Power Train

HAVING TROUBLE WITH MY 2005 JEEP WRANGLER GOING INTO PARK. *TR

NHTSA ODI #10405605

2010 model year · 2,600 miles · Apr 25, 2011
Power TrainCrash

ON APRIL 16TH, 2011 SEVERAL OF US DECIDED TO DO A MILD 4-WHEEL DRIVE TRIP TO A LOCAL WATERFALL. I WAS DRIVING A 2010 JEEP WRANGLER RUBICON IN 4X4 LOW ON A DIRT ROAD. WE REACHED OUR DESTINATION AND THE VEHICLE IN FRONT OF US STOPPED AND EVERYONE GOT OUT AND STARTED TO GATHER THEIR STUFF FROM THE REAR OF THEIR JEEP. I STOPPED R…

Read full complaint

ON APRIL 16TH, 2011 SEVERAL OF US DECIDED TO DO A MILD 4-WHEEL DRIVE TRIP TO A LOCAL WATERFALL. I WAS DRIVING A 2010 JEEP WRANGLER RUBICON IN 4X4 LOW ON A DIRT ROAD. WE REACHED OUR DESTINATION AND THE VEHICLE IN FRONT OF US STOPPED AND EVERYONE GOT OUT AND STARTED TO GATHER THEIR STUFF FROM THE REAR OF THEIR JEEP. I STOPPED ROUGHLY 10 FT BEHIND THE FIRST VEHICLE ON A SLIGHT INCLINE (10% ANGLE) DOWNWARDS TOWARDS THE FIRST VEHICLE, PUT MY JEEP (AUTO TRANSMISSION) INTO PARK, AND TOOK OUT THE KEY. WE EXITED MY JEEP AND STARTED WALKING TOWARDS THE FIRST JEEP AS I APPROACHED MY FRONT TIRE, THE JEEP STARTED TO MOVE FORWARD AND IT MADE A RATCHETING NOISE FROM THE TRANSMISSION. THE TYPE OF NOISE THAT IS MADE WHEN ONE WOULD PUT A MOVING VEHICLE INTO PARK. MY JEEP CRASHED INTO THE TAILGATE OF THE FIRST JEEP ALMOST CRUSHING MY FRIEND. FORTUNATELY MY JEEP HIT THE TAILGATE OF THE FIRST JEEP AT A 90 DEGREE ANGLE AND THE DOOR WITHHELD THE FORCE OF MY JEEP CRASHING INTO HIS JEEP. TOOK THE JEEP TO THE DEALERSHIP AND THEY SAID THEY COULD NOT REPLICATE THE PROBLEM AND THEY WOULD NOT ATTEMPT TO FIX THE JEEP. I DROVE THE JEEP HOME AND WAS ABLE TO REPLICATE THE PROBLEM IN ABOUT 5 MINUTES, AND WAS ABLE TO REPRODUCE IT CONSISTENTLY IN ANOTHER 45 MINUTES TO AN HOUR.. I CREATED A VIDEO OF THE TRANSMISSION FAILING AND SENT IT TO THE JEEP DEALERSHIP. I WAS ABLE TO REPLICATE THE FAILURE BY STOPPING ON A HILL WITH A PRETTY GOOD ANGLE AND CYCLE THROUGH THESE ACTIONS: PUT FOOT ON BRAKE, PUT JEEP IN DRIVE, DRIVE 2 INCHES, PUT FOOT ON BRAKE, PUT JEEP IN PARK, AND RELEASE BRAKE. AT THIS TIME THE DEALERSHIP HAS SENT THE VIDEO TO CORPORATE AND AWAITING DIRECTION. NO CORRECTIVE ACTION HAS BEEN PERFORMED. *TR

NHTSA ODI #10397281

2005 model year · 93,128 miles · Apr 24, 2011
Power Train

6 SPEED TRANSMISSION FORKS ARE POORLY DESIGNED. VEHICLE CAN POP OUT OF 1ST GEAR STARTING AT UNDER 15K MILES. CAN LEAD TO VEHICLE ROLLING AWAY WHEN PARKED IN GEAR AS WELL AS ROLLING BACK WHEN STARTING ON HILLS. MY VEHICLE HAD THE PROBLEM ALREADY AT ABOUT 90K WHEN I BOUGHT IT. NO IDEA HOW LONG IT HAS BEEN A PROBLEM IN THIS VEH…

Read full complaint

6 SPEED TRANSMISSION FORKS ARE POORLY DESIGNED. VEHICLE CAN POP OUT OF 1ST GEAR STARTING AT UNDER 15K MILES. CAN LEAD TO VEHICLE ROLLING AWAY WHEN PARKED IN GEAR AS WELL AS ROLLING BACK WHEN STARTING ON HILLS. MY VEHICLE HAD THE PROBLEM ALREADY AT ABOUT 90K WHEN I BOUGHT IT. NO IDEA HOW LONG IT HAS BEEN A PROBLEM IN THIS VEHICLE. MANY REPORTS INDICATE THE PROBLEM CAN OCCUR IN THIS PARTICULAR TRANSMISSION AT AS EARLY AS 15K DUE TO DESIGN. I AM AN ASE CERTIFIED MECHANIC, AND WHILE IT IS NICE TO BE PAID TO REPLACE THESE PARTS REGULARLY, IT CAN BE A DANGEROUS CONDITION AND NEEDS TO BE INVESTIGATED. *TR

NHTSA ODI #10397254

2008 model year · 35,844 miles · Apr 18, 2011
Power TrainFire

TL*THE CONTACT OWNS A 2008 JEEP WRANGLER. THE CONTACT STATED THAT WHILE DRIVING UP AN INCLINE, SMOKE WAS EMITTING FROM THE TRANSMISSION AREA. HE PULLED OVER AND SHUT THE VEHICLE OFF FOR 30 MINUTES. HE WAS ABLE TO CONTINUE DRIVING BUT HE STILL SMELLED SMOKE. A COUPLE DAYS LATER, HE NOTICED THAT THE TRANSMISSION WAS DIFFICULT TO M…

Read full complaint

TL*THE CONTACT OWNS A 2008 JEEP WRANGLER. THE CONTACT STATED THAT WHILE DRIVING UP AN INCLINE, SMOKE WAS EMITTING FROM THE TRANSMISSION AREA. HE PULLED OVER AND SHUT THE VEHICLE OFF FOR 30 MINUTES. HE WAS ABLE TO CONTINUE DRIVING BUT HE STILL SMELLED SMOKE. A COUPLE DAYS LATER, HE NOTICED THAT THE TRANSMISSION WAS DIFFICULT TO MANEUVER. THE VEHICLE HAD NOT BEEN INSPECTED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE CURRENT AND FAILURE MILEAGES WERE 35,844.

NHTSA ODI #10396640

2010 model year · 33,900 miles · Mar 28, 2011
Power Train

UNIDENTIFIED NOISE FROM TRANSMISSION. DEALER FOUND BROKEN SPRING ON CLUTCH PLATE. CHRYSLER REFUSES TO ACKNOWLEDGE PROBLEM. ONLY INDICATING THAT THE CLUTCH IS A "WEARABLE PART". DEALERSHIP INDICATES COULD HAVE CAUSED CATASTROPHIC FAILURE OF TRANSMISSION RESULTING IN LOSS OF CONTROL OF VEHICLE. CHECKED WITH 7 OTHER DEALERSHIPS AND…

Read full complaint

UNIDENTIFIED NOISE FROM TRANSMISSION. DEALER FOUND BROKEN SPRING ON CLUTCH PLATE. CHRYSLER REFUSES TO ACKNOWLEDGE PROBLEM. ONLY INDICATING THAT THE CLUTCH IS A "WEARABLE PART". DEALERSHIP INDICATES COULD HAVE CAUSED CATASTROPHIC FAILURE OF TRANSMISSION RESULTING IN LOSS OF CONTROL OF VEHICLE. CHECKED WITH 7 OTHER DEALERSHIPS AND NO ONE HAS SEEN THIS SAME PROBLEM IN THEIR SHOPS. *TR

NHTSA ODI #10393077

2010 model year · 13,500 miles · Mar 26, 2011
Power Train

JEEP 2010 WRANGLER UNLIMITED MANUAL TRANSMISSION POPS OUT OF FIRST GEAR WHEN ENGAGING FROM STOP . THE ISSUE IS RANDOM AND THUS DEALERSHIPS AND CHRSYLER REPRESTATIVES WILL NO HELP SINCE THEY SAY THEY CAN'T REPRODUCE ISSUE. VEHICLE HAS BEEN TAKEN TO SEVERAL DEALERSHIPS AND I NOTIFIED CHRYSLER. THE ISSUE HAS BEEN DOCUMENTED IN TS…

Read full complaint

JEEP 2010 WRANGLER UNLIMITED MANUAL TRANSMISSION POPS OUT OF FIRST GEAR WHEN ENGAGING FROM STOP . THE ISSUE IS RANDOM AND THUS DEALERSHIPS AND CHRSYLER REPRESTATIVES WILL NO HELP SINCE THEY SAY THEY CAN'T REPRODUCE ISSUE. VEHICLE HAS BEEN TAKEN TO SEVERAL DEALERSHIPS AND I NOTIFIED CHRYSLER. THE ISSUE HAS BEEN DOCUMENTED IN TSB 21-001-10 AND HAS GONE BACK TO MODEL YR 2007 AND STILL NO PERMANENT SOLUTION. I HAD TO SHOW DEALERSHIP AND CHRYSLER TSB BEFORE THEY WOULD EVEN ACKNOWLEDGE ISSUE. CONSEQUENCES ARE LIFE THREATNING. VEHICLE WAS ALMOST T-ED AT INTERSECTION TAKING LEFT ACROSS SEVERAL LANES. *TR

NHTSA ODI #10392962

2008 model year · 40,000 miles · Mar 22, 2011
Power Train

TL* THE CONTACT OWNS A 2008 JEEP WRANGLER. THE CONTACT STATED THAT WHILE DRIVING AND DEPRESSING THE ACCELERATOR PEDAL, THE VEHICLE WOULD SHIFT INTO NEUTRAL. THE FAILURE WOULD RECUR SPORADICALLY AND THE VEHICLE WAS TAKEN TO THE DEALER WHO WAS UNABLE TO DIAGNOSE THE FAILURE. THE DEALER REPLACED THE TRANSMISSION TWICE IN AN ATTEMPT…

Read full complaint

TL* THE CONTACT OWNS A 2008 JEEP WRANGLER. THE CONTACT STATED THAT WHILE DRIVING AND DEPRESSING THE ACCELERATOR PEDAL, THE VEHICLE WOULD SHIFT INTO NEUTRAL. THE FAILURE WOULD RECUR SPORADICALLY AND THE VEHICLE WAS TAKEN TO THE DEALER WHO WAS UNABLE TO DIAGNOSE THE FAILURE. THE DEALER REPLACED THE TRANSMISSION TWICE IN AN ATTEMPT TO CORRECT THE FAILURE BUT TO NO AVAIL AND THE FAILURE WOULD RECUR WITHIN SIX MONTHS FOLLOWING REPAIRS. THE MANUFACTURER WAS CONTACTED WHO ADVISED THAT IT WOULD BE LEFT UP TO THE DEALER TO REPAIR THE FAILURE AND OFFERED NO FURTHER ASSISTANCE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 40,000 AND THE CURRENT MILEAGE 81,850.

NHTSA ODI #10392525

2011 model year · 900 miles · Mar 8, 2011
Power Train

TL* THE CONTACT OWNS A 2011 JEEP WRANGLER SAHARA 4X4. THE CONTACT STATED THAT THE VEHICLE WOULD INDEPENDENTLY SHIFT OUT OF GEAR WHEN DRIVING AT ANY RATE OF SPEED. THE VEHICLE WAS INSPECTED BY THE DEALER WHO ADVISED THAT THE BOOT UNDER THE GEAR WOULD BECOME TOO COLD AND CAUSING THE GEARS TO SHIFT INDEPENDENTLY. THE DEALER REPAIRE…

Read full complaint

TL* THE CONTACT OWNS A 2011 JEEP WRANGLER SAHARA 4X4. THE CONTACT STATED THAT THE VEHICLE WOULD INDEPENDENTLY SHIFT OUT OF GEAR WHEN DRIVING AT ANY RATE OF SPEED. THE VEHICLE WAS INSPECTED BY THE DEALER WHO ADVISED THAT THE BOOT UNDER THE GEAR WOULD BECOME TOO COLD AND CAUSING THE GEARS TO SHIFT INDEPENDENTLY. THE DEALER REPAIRED THE VEHICLE BY REMOVING THE BOOT. AFTER REPAIRS, THE VEHICLE BEGAN TO EXHIBIT AN ABNORMALLY LOUD NOISE FROM THE TRANSMISSION. THE VEHICLE WAS INSPECTED BY A DEALER AND THEY ADVISED THAT THE RECENT FAILURE WAS CAUSED BY THE REMOVAL OF THE BOOT. THE VEHICLE WAS NOT FURTHER REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 900.

NHTSA ODI #10386828

2010 model year · 20,000 miles · Feb 16, 2011
Power Train

2010 JEEP JK WRANGLER TRANSMISSION OIL OVERHEATS WHEN VEHICLE IS ENGAGED IN 4WD. THIS COULD CAUSE TRANSMISSION FAILURE, PARTICULARLY ON MOUNTAINOUS TERRAIN WHERE THE POSSIBILITY OF A FATALITY COULD OCCUR. CHRYSLER HAS ISSUED A RECALL NOTING THAT THIS CONDITION COULD OCCUR. THE "FIX" IS AN AUDIBLE CHIME IN ADDITION TO THE WARNING…

Read full complaint

2010 JEEP JK WRANGLER TRANSMISSION OIL OVERHEATS WHEN VEHICLE IS ENGAGED IN 4WD. THIS COULD CAUSE TRANSMISSION FAILURE, PARTICULARLY ON MOUNTAINOUS TERRAIN WHERE THE POSSIBILITY OF A FATALITY COULD OCCUR. CHRYSLER HAS ISSUED A RECALL NOTING THAT THIS CONDITION COULD OCCUR. THE "FIX" IS AN AUDIBLE CHIME IN ADDITION TO THE WARNING LIGHT ON THE INSTRUMENT PANEL INSTEAD OF ADDRESSING THE ROOT OF THE PROBLEM SUCH AS THE ADDITION OF A LARGER OIL COOLER, OIL PAN WITH LARGER CAPACITY TO KEEP OIL COOLER, OR SOME OTHER REPAIR.*TR

NHTSA ODI #10382946

2010 model year · 172 miles · Feb 16, 2011
Power TrainFire

TL* THE CONTACT OWNS A 2010 JEEP WRANGLER SPORT. WHILE DRIVING APPROXIMATELY 40 MPH, THE VEHICLE STARTED TO SHAKE EXCESSIVELY AND LOSE POWER ABNORMALLY WITH THE ILLUMINATION OF EVERY WARNING LIGHT ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY PERFORMED A DIAGNOSTIC TEST CONCLUDING THAT THE PCM HAD FAILE…

Read full complaint

TL* THE CONTACT OWNS A 2010 JEEP WRANGLER SPORT. WHILE DRIVING APPROXIMATELY 40 MPH, THE VEHICLE STARTED TO SHAKE EXCESSIVELY AND LOSE POWER ABNORMALLY WITH THE ILLUMINATION OF EVERY WARNING LIGHT ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY PERFORMED A DIAGNOSTIC TEST CONCLUDING THAT THE PCM HAD FAILED. THE VEHICLE WAS REPAIRED. ON A LATER DATE WHILE ATTEMPTING TO ACCELERATE 15 MPH, THE CONTACT SMELLED AN UNUSUAL BURNING OR SMOKE ODOR AS THE VEHICLE STALLED WITHOUT WARNING. THE DEALER INFORMED THE CONTACT THAT THE PCM FAILED A SECOND TIME AND BLOWN A FUSE. THE MANUFACTURER OFFERED TO REPAIR THE VEHICLE HOWEVER, BECAUSE THE CONTACT HAD ONLY OWNED THE VEHICLE FOR TWO DAYS HE WANTED A REPLACEMENT BUT THE MANUFACTURER REFUSED. THE VEHICLE WAS NOT REPAIRED. THE CURRENT MILEAGE WAS 184 AND THE FAILURE MILEAGE WAS 172.

NHTSA ODI #10382923

Related Official recalls

6

24V572000 · Power Train:manual Transmission:control Module:software

Aug 1, 2024

Chrysler (FCA US, LLC) is recalling certain 2021 Jeep Wrangler and Jeep Gladiator vehicles that were previously remedied under NHTSA recall number 23V-116. The software for the powertrain control module may cause an engine stall, which can result in a loss of drive power.

Consequence & remedy

Consequence: A loss of drive power increases the risk of a crash.

Remedy: Dealers will update the powertrain control module software, free of charge. Owner notification letters were mailed August 15, 2024. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US LLC's number for this recall is 92B. Vehicles previously repaired under recall 23V-116 will need to have the new remedy completed.

18V280000 · Power Train:automatic Transmission

May 1, 2018

Chrysler (FCA US LLC) is recalling certain 2018 Dodge Charger, Durango and Challenger, Jeep Grand Cherokee and Wrangler, Chrysler 300, and RAM 1500 vehicles. An incorrect transmission park lock rod may have been installed in the transmission.

Consequence & remedy

Consequence: If the incorrect park lock rod is installed, the transmission may not shift into 'PARK' and keep the vehicle from moving, increasing the risk of unintended vehicle movement and the risk of a crash.

Remedy: Chrysler will notify owners, and dealers will install the correct park lock rod, free of charge. The recall began June 28, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U43.

13V234000 · Power Train:automatic Transmission:cooling Unit And Lines; Steering:hydraulic Power Assist:hose, Piping, And Connections

Jun 4, 2013

Chrysler Group LLC (Chrysler) is recalling certain model year 2012-2013 Jeep Wrangler vehicles equipped with a 3.6L engine and an automatic transmission and manufactured January 23, 2011, through February 23, 2013. The power steering line may contact and wear a hole in the transmission oil cooler line resulting in a loss of transmission fluid.

Consequence & remedy

Consequence: A loss of transmission fluid may result in a loss of transmission function which may increase the risk of a crash.

Remedy: Chrysler will notify owners, and dealers will replace the power steering return tube assembly, free of charge. The recall began on September 23, 2013. Owners may contact Chrysler at 1-800-247-9753. Chrysler's recall campaign number is N28.

Additional source detail variants (2)

Power Train:automatic Transmission:cooling Unit And Lines

Chrysler Group LLC (Chrysler) is recalling certain model year 2012-2013 Jeep Wrangler vehicles equipped with a 3.6L engine and an automatic transmission and manufactured January 23, 2011, through February 23, 2013. The power steering line may contact and wear a hole in the transmission oil cooler line resulting in a loss of transmission fluid.

Consequence: A loss of transmission fluid may result in a loss of transmission function which may increase the risk of a crash.

Remedy: Chrysler will notify owners, and dealers will replace the power steering return tube assembly, free of charge. The recall began on September 23, 2013. Owners may contact Chrysler at 1-800-247-9753. Chrysler's recall campaign number is N28.

Steering:hydraulic Power Assist:hose, Piping, And Connections

Chrysler Group LLC (Chrysler) is recalling certain model year 2012-2013 Jeep Wrangler vehicles equipped with a 3.6L engine and an automatic transmission and manufactured January 23, 2011, through February 23, 2013. The power steering line may contact and wear a hole in the transmission oil cooler line resulting in a loss of transmission fluid.

Consequence: A loss of transmission fluid may result in a loss of transmission function which may increase the risk of a crash.

Remedy: Chrysler will notify owners, and dealers will replace the power steering return tube assembly, free of charge. The recall began on September 23, 2013. Owners may contact Chrysler at 1-800-247-9753. Chrysler's recall campaign number is N28.

12V216000 · Power Train:automatic Transmission

May 16, 2012

CHRYSLER IS RECALLING CERTAIN MODEL YEAR 2010 JEEP WRANGLER VEHICLES EQUIPPED WITH AN AUTOMATIC TRANSMISSION. THE TRANSMISSION SKID PLATE, WHICH IS CLOSE TO THE CATALYTIC CONVERTER, CAN COLLECT DEBRIS.

Consequence & remedy

Consequence: IF THIS OCCURS, THE DEBRIS CAN IGNITE WITHOUT WARNING, RESULTING IN A VEHICLE FIRE.

Remedy: CHRYSLER WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE SKID PLATE WITH A SKID BAR, FREE OF CHARGE. OWNERS MAY CONTACT CHRYSLER AT 1-800-853-1403.

09V436000 · Power Train:automatic Transmission

Nov 5, 2009

CHRYSLER IS RECALLING CERTAIN MODEL YEAR 2007 THROUGH 2008 JEEP WRANGLER VEHICLES MANUFACTURED FROM JUNE 2006 THROUGH JULY 2008, EQUIPPED WITH AUTOMATIC TRANSMISSIONS. THESE VEHICLES WERE NOT EQUIPPED WITH A TRANSMISSION FLUID TEMPERATURE WARNING SYSTEM.

Consequence & remedy

Consequence: FLUID COULD BOIL OVER AND MAY COME INTO CONTACT WITH A HOT ENGINE OR EXHAUST COMPONENT AND CAUSE A FIRE.

Remedy: DEALERS WILL INSPECT AND INSTALL A "HOTOIL" MESSAGE IN THE INSTRUMENT CLUSTER AND A CHIME INDICATING AN ELEVATED TRANSMISSION FLUID CONDITION. THE RECALL BEGAN ON FEBRUARY 22, 2010. OWNERS MAY CONTACT CHRYSLER AT 1-800-835-1403.

05V460000 · Power Train:automatic Transmission

Oct 6, 2005

ON CERTAIN PICKUP TRUCKS, SPORT UTILITY AND PASSENGER VEHICLES EQUIPPED WITH 42RLE AUTOMATIC TRANSMISSIONS, THE CUP PLUG THAT RETAINS THE PARK PAWL ANCHOR SHAFT MAY BE IMPROPERLY INSTALLED. IF THE SHAFT MOVES OUT OF POSITION, THE VEHICLE MAY NOT BE ABLE TO ACHIEVE 'PARK' POSITION.

Consequence & remedy

Consequence: IF THIS OCCURS AND THE PARKING BRAKE IS NOT APPLIED, THE VEHICLE MAY ROLL AWAY AND CAUSE A CRASH WITHOUT WARNING.

Remedy: DEALERS WILL INSPECT THE TRANSMISSIONS AND INSTALL A BRACKET TO ENSURE THE PARK PAWL ANCHOR SHAFT IS RETAINED IN THE PROPER POSITION. THE RECALL BEGAN ON NOVEMBER 28, 2005. OWNERS MAY CONTACT DAIMLERCHRYSLER AT 1-800-853-1403.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

Related NHTSA investigations

3

PE12009 · Skid Plate Debris Fires

Opened Mar 28, 2012 · Closed Aug 7, 2012

Status: closed (inferred from source dates) · Engine And Engine Cooling; Power Train:automatic Transmission

In a letter dated May 15, 2012, the Chrysler Group LLC (Chrysler) submitted a Defect Information Report to NHTSA identifying a safety defect regarding fires originating between the transmission skid plate and the exhaust catalyst in approximately 65,246 model year (MY) 2010 Jeep Wrangler 4x4 vehicles with automatic transmissions (NHTSA Recall 12V-216).According to Chrysler, changes to the exhaust system for MY 2010 resulted in reduced clearances between the exhaust catalyst and the skid plate.If debris collects in the area of the skid plate and is not removed, there is an increased potential for underbody debris fires.ODI's analysis of skid plate area fires in the MY 2010 Wrangler vehicles with automatic transmissions found that the rate increased significantly from approximately 1.7 fires per 100,000 vehicle years in the MY 2007 through 2009 vehicles with the prior exhaust design to approximately 14.8 fires per 100,000 vehicle years in MY 2010 vehicles, a nearly 800 percent increase.In analysis of both Vehicle Owner Questionnaire (VOQ) data submitted to the Office of Defects Investigation (ODI) and Chrysler's consumer complaint data submitted to ODI, 35 unique reports were identified by Chrysler alleging fire in subject vehicles with origins near the engine compartment or in the underbody area directly beneath and to the rear of the engine compartment.Chrysler's assessments of the 35 reports of fire were categorized by likely causes.Eleven of the fires were determined to be caused by skid plate debris accumulation and 4 additional fires were found to have originated in the area of the skid plate, but debris ignition could not be confirmed.An additional skid plate debris fire was reported to ODI after the recall announcement, bringing the total known fire count to 36, including 12 caused by skid plate debris and 4 originating in the skid plate area from unknown causes.Chrysler identified a design change to the exhaust system in MY 2010 that increased the possibility of debris contact with an exhaust catalyst.Beginning in MY 2011, the skid plate was replaced with a skid bar for weight reduction purposes.The skid bar having a much smaller surface area than the skid plate reduces the potential for debris entrapment.The recall remedy for recall 12V-216 will involve replacement of the skid plate with the skid bar.As background, the MY 2010 subject vehicles are a part of the JK generation of Jeep Wrangler vehicles that began production in MY 2007.Chrysler conducted a prior recall (09V-436) of MY 2007 and 2008 Jeep Wranglers for a defect involving overheated transmission fluid expulsion that could contact the exhaust and cause an engine compartment fire.The recall remedy was to add audible (chime) and visual warnings (hot oil message in the instrument cluster) to alert the driver that the vehicle was being operated with elevated transmission fluid temperatures.Chrysler enhanced the audible warning with a service campaign (J31) for MY 2009 and a portion of the subject MY 2010 vehicles.Transmission fluid expulsion has not been identified as the cause of any of the 36 fire incidents in the subject vehicles. No indications of a common causal pattern were evident in the remaining 20 fire incidents in the subject vehicles.Six (6) of the incidents appear to be related to improper wiring of various added aftermarket equipment, 2 appear to be related to improper oil change, 1 was related to a damaged transfer case, 1 was related to an electrical short circuit and the remaining 10 were of unknown origin.Accordingly, this Preliminary Evaluation is closed.The ODI reports cited above can be reviewed at www-odi.

Additional source detail variants (2)

Engine And Engine Cooling

In a letter dated May 15, 2012, the Chrysler Group LLC (Chrysler) submitted a Defect Information Report to NHTSA identifying a safety defect regarding fires originating between the transmission skid plate and the exhaust catalyst in approximately 65,246 model year (MY) 2010 Jeep Wrangler 4x4 vehicles with automatic transmissions (NHTSA Recall 12V-216).According to Chrysler, changes to the exhaust system for MY 2010 resulted in reduced clearances between the exhaust catalyst and the skid plate.If debris collects in the area of the skid plate and is not removed, there is an increased potential for underbody debris fires.ODI's analysis of skid plate area fires in the MY 2010 Wrangler vehicles with automatic transmissions found that the rate increased significantly from approximately 1.7 fires per 100,000 vehicle years in the MY 2007 through 2009 vehicles with the prior exhaust design to approximately 14.8 fires per 100,000 vehicle years in MY 2010 vehicles, a nearly 800 percent increase.In analysis of both Vehicle Owner Questionnaire (VOQ) data submitted to the Office of Defects Investigation (ODI) and Chrysler's consumer complaint data submitted to ODI, 35 unique reports were identified by Chrysler alleging fire in subject vehicles with origins near the engine compartment or in the underbody area directly beneath and to the rear of the engine compartment.Chrysler's assessments of the 35 reports of fire were categorized by likely causes.Eleven of the fires were determined to be caused by skid plate debris accumulation and 4 additional fires were found to have originated in the area of the skid plate, but debris ignition could not be confirmed.An additional skid plate debris fire was reported to ODI after the recall announcement, bringing the total known fire count to 36, including 12 caused by skid plate debris and 4 originating in the skid plate area from unknown causes.Chrysler identified a design change to the exhaust system in MY 2010 that increased the possibility of debris contact with an exhaust catalyst.Beginning in MY 2011, the skid plate was replaced with a skid bar for weight reduction purposes.The skid bar having a much smaller surface area than the skid plate reduces the potential for debris entrapment.The recall remedy for recall 12V-216 will involve replacement of the skid plate with the skid bar.As background, the MY 2010 subject vehicles are a part of the JK generation of Jeep Wrangler vehicles that began production in MY 2007.Chrysler conducted a prior recall (09V-436) of MY 2007 and 2008 Jeep Wranglers for a defect involving overheated transmission fluid expulsion that could contact the exhaust and cause an engine compartment fire.The recall remedy was to add audible (chime) and visual warnings (hot oil message in the instrument cluster) to alert the driver that the vehicle was being operated with elevated transmission fluid temperatures.Chrysler enhanced the audible warning with a service campaign (J31) for MY 2009 and a portion of the subject MY 2010 vehicles.Transmission fluid expulsion has not been identified as the cause of any of the 36 fire incidents in the subject vehicles. No indications of a common causal pattern were evident in the remaining 20 fire incidents in the subject vehicles.Six (6) of the incidents appear to be related to improper wiring of various added aftermarket equipment, 2 appear to be related to improper oil change, 1 was related to a damaged transfer case, 1 was related to an electrical short circuit and the remaining 10 were of unknown origin.Accordingly, this Preliminary Evaluation is closed.The ODI reports cited above can be reviewed at www-odi.

Power Train:automatic Transmission

In a letter dated May 15, 2012, the Chrysler Group LLC (Chrysler) submitted a Defect Information Report to NHTSA identifying a safety defect regarding fires originating between the transmission skid plate and the exhaust catalyst in approximately 65,246 model year (MY) 2010 Jeep Wrangler 4x4 vehicles with automatic transmissions (NHTSA Recall 12V-216).According to Chrysler, changes to the exhaust system for MY 2010 resulted in reduced clearances between the exhaust catalyst and the skid plate.If debris collects in the area of the skid plate and is not removed, there is an increased potential for underbody debris fires.ODI's analysis of skid plate area fires in the MY 2010 Wrangler vehicles with automatic transmissions found that the rate increased significantly from approximately 1.7 fires per 100,000 vehicle years in the MY 2007 through 2009 vehicles with the prior exhaust design to approximately 14.8 fires per 100,000 vehicle years in MY 2010 vehicles, a nearly 800 percent increase.In analysis of both Vehicle Owner Questionnaire (VOQ) data submitted to the Office of Defects Investigation (ODI) and Chrysler's consumer complaint data submitted to ODI, 35 unique reports were identified by Chrysler alleging fire in subject vehicles with origins near the engine compartment or in the underbody area directly beneath and to the rear of the engine compartment.Chrysler's assessments of the 35 reports of fire were categorized by likely causes.Eleven of the fires were determined to be caused by skid plate debris accumulation and 4 additional fires were found to have originated in the area of the skid plate, but debris ignition could not be confirmed.An additional skid plate debris fire was reported to ODI after the recall announcement, bringing the total known fire count to 36, including 12 caused by skid plate debris and 4 originating in the skid plate area from unknown causes.Chrysler identified a design change to the exhaust system in MY 2010 that increased the possibility of debris contact with an exhaust catalyst.Beginning in MY 2011, the skid plate was replaced with a skid bar for weight reduction purposes.The skid bar having a much smaller surface area than the skid plate reduces the potential for debris entrapment.The recall remedy for recall 12V-216 will involve replacement of the skid plate with the skid bar.As background, the MY 2010 subject vehicles are a part of the JK generation of Jeep Wrangler vehicles that began production in MY 2007.Chrysler conducted a prior recall (09V-436) of MY 2007 and 2008 Jeep Wranglers for a defect involving overheated transmission fluid expulsion that could contact the exhaust and cause an engine compartment fire.The recall remedy was to add audible (chime) and visual warnings (hot oil message in the instrument cluster) to alert the driver that the vehicle was being operated with elevated transmission fluid temperatures.Chrysler enhanced the audible warning with a service campaign (J31) for MY 2009 and a portion of the subject MY 2010 vehicles.Transmission fluid expulsion has not been identified as the cause of any of the 36 fire incidents in the subject vehicles. No indications of a common causal pattern were evident in the remaining 20 fire incidents in the subject vehicles.Six (6) of the incidents appear to be related to improper wiring of various added aftermarket equipment, 2 appear to be related to improper oil change, 1 was related to a damaged transfer case, 1 was related to an electrical short circuit and the remaining 10 were of unknown origin.Accordingly, this Preliminary Evaluation is closed.The ODI reports cited above can be reviewed at www-odi.

PE09037 · Transmission Overheating / Fire

Opened Aug 12, 2009 · Closed Nov 17, 2009

Status: closed (inferred from source dates) · Power Train; Power Train:automatic Transmission; Power Train:manual Transmission

IN A LETTER DATED NOVEMBER 3, 2009, CHRYSLER GROUP LLC (CHRYSLER), NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL OF APPROXIMATELY 161,000 MODEL YEAR (MY) 2007 AND 2008 JEEP WRANGLER VEHICLES BUILT WITH AUTOMATIC TRANSMISSIONS.CHRYSLER STATED THAT THESE VEHICLES WERE NOT EQUIPPED WITH A TRANSMISSION FLUID TEMPERATURE WARNING SYSTEM AND THE OPERATION OF THESE VEHICLES BEYOND THE LIMITS OF REASONABLE USAGE OVER A PERIOD OF TIME COULD RESULT IN TRANSMISSION FAILURE AND IN SOME CASES TRANSMISSION FLUID EXPULSION.THE EXPELLED FLUID COULD COME IN CONTACT WITH A HOT ENGINE OR EXHAUST COMPONENT AND CAUSE A FIRE.CHRYSLER WILL CONDUCT A SAFETY RECALL TO INSTALL A HOT OIL WARNING MESSAGE IN THE INSTRUMENT CLUSTER AND A CHIME INDICATING AN ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITION.AN OWNER'S MANUAL ADDENDUM STATING THE PURPOSE OF THE HOT OIL MESSAGE AND CHIME TO INCLUDE CAUTION AND WARNING STATEMENTS REGARDING ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITIONS WILL BE PROVIDED TO OWNERS.BASED ON CHRYSLER'S DECISION TO CONDUCT A SAFETY RECALL THIS ENGINEERING ANALYSIS IS CLOSED.

Additional source detail variants (3)

Power Train:automatic Transmission

IN A LETTER DATED NOVEMBER 3, 2009, CHRYSLER GROUP LLC (CHRYSLER), NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL OF APPROXIMATELY 161,000 MODEL YEAR (MY) 2007 AND 2008 JEEP WRANGLER VEHICLES BUILT WITH AUTOMATIC TRANSMISSIONS.CHRYSLER STATED THAT THESE VEHICLES WERE NOT EQUIPPED WITH A TRANSMISSION FLUID TEMPERATURE WARNING SYSTEM AND THE OPERATION OF THESE VEHICLES BEYOND THE LIMITS OF REASONABLE USAGE OVER A PERIOD OF TIME COULD RESULT IN TRANSMISSION FAILURE AND IN SOME CASES TRANSMISSION FLUID EXPULSION.THE EXPELLED FLUID COULD COME IN CONTACT WITH A HOT ENGINE OR EXHAUST COMPONENT AND CAUSE A FIRE.CHRYSLER WILL CONDUCT A SAFETY RECALL TO INSTALL A HOT OIL WARNING MESSAGE IN THE INSTRUMENT CLUSTER AND A CHIME INDICATING AN ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITION.AN OWNER'S MANUAL ADDENDUM STATING THE PURPOSE OF THE HOT OIL MESSAGE AND CHIME TO INCLUDE CAUTION AND WARNING STATEMENTS REGARDING ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITIONS WILL BE PROVIDED TO OWNERS.BASED ON CHRYSLER'S DECISION TO CONDUCT A SAFETY RECALL THIS ENGINEERING ANALYSIS IS CLOSED.

Power Train

IN A LETTER DATED NOVEMBER 3, 2009, CHRYSLER GROUP LLC (CHRYSLER), NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL OF APPROXIMATELY 161,000 MODEL YEAR (MY) 2007 AND 2008 JEEP WRANGLER VEHICLES BUILT WITH AUTOMATIC TRANSMISSIONS.CHRYSLER STATED THAT THESE VEHICLES WERE NOT EQUIPPED WITH A TRANSMISSION FLUID TEMPERATURE WARNING SYSTEM AND THE OPERATION OF THESE VEHICLES BEYOND THE LIMITS OF REASONABLE USAGE OVER A PERIOD OF TIME COULD RESULT IN TRANSMISSION FAILURE AND IN SOME CASES TRANSMISSION FLUID EXPULSION.THE EXPELLED FLUID COULD COME IN CONTACT WITH A HOT ENGINE OR EXHAUST COMPONENT AND CAUSE A FIRE.CHRYSLER WILL CONDUCT A SAFETY RECALL TO INSTALL A HOT OIL WARNING MESSAGE IN THE INSTRUMENT CLUSTER AND A CHIME INDICATING AN ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITION.AN OWNER'S MANUAL ADDENDUM STATING THE PURPOSE OF THE HOT OIL MESSAGE AND CHIME TO INCLUDE CAUTION AND WARNING STATEMENTS REGARDING ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITIONS WILL BE PROVIDED TO OWNERS.BASED ON CHRYSLER'S DECISION TO CONDUCT A SAFETY RECALL THIS ENGINEERING ANALYSIS IS CLOSED.

Power Train:manual Transmission

IN A LETTER DATED NOVEMBER 3, 2009, CHRYSLER GROUP LLC (CHRYSLER), NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL OF APPROXIMATELY 161,000 MODEL YEAR (MY) 2007 AND 2008 JEEP WRANGLER VEHICLES BUILT WITH AUTOMATIC TRANSMISSIONS.CHRYSLER STATED THAT THESE VEHICLES WERE NOT EQUIPPED WITH A TRANSMISSION FLUID TEMPERATURE WARNING SYSTEM AND THE OPERATION OF THESE VEHICLES BEYOND THE LIMITS OF REASONABLE USAGE OVER A PERIOD OF TIME COULD RESULT IN TRANSMISSION FAILURE AND IN SOME CASES TRANSMISSION FLUID EXPULSION.THE EXPELLED FLUID COULD COME IN CONTACT WITH A HOT ENGINE OR EXHAUST COMPONENT AND CAUSE A FIRE.CHRYSLER WILL CONDUCT A SAFETY RECALL TO INSTALL A HOT OIL WARNING MESSAGE IN THE INSTRUMENT CLUSTER AND A CHIME INDICATING AN ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITION.AN OWNER'S MANUAL ADDENDUM STATING THE PURPOSE OF THE HOT OIL MESSAGE AND CHIME TO INCLUDE CAUTION AND WARNING STATEMENTS REGARDING ELEVATED TRANSMISSION FLUID TEMPERATURE CONDITIONS WILL BE PROVIDED TO OWNERS.BASED ON CHRYSLER'S DECISION TO CONDUCT A SAFETY RECALL THIS ENGINEERING ANALYSIS IS CLOSED.

PE07027 · Engine Stalling & Electric Power Loss

Opened May 29, 2007 · Closed Aug 2, 2007

Status: closed (inferred from source dates) · Electrical System; Engine And Engine Cooling; Power Train:automatic Transmission; Power Train:manual Transmission

ON JULY 3, 2007, DAIMLERCHRYSLER CORPORATION (DCC) SUBMITTED A DEFECT INFORMATION REPORT TO NHTSA DESCRIBING A DEFECT THAT COULD RESULT IN ENGINE STALL WHILE DRIVING IN APPROXIMATELY 80,894 MODEL YEAR (MY) 2007 JEEP WRANGLER AND DODGE NITRO VEHICLES MANUFACTURED BETWEEN JANUARY 30, 2006 AND JANUARY 22, 2007 (NHTSA RECALL 07V-291, DCC RECALL G25).ACCORDING TO DCC, THE TOTALLY INTEGRATED POWER MODULE (TIPM) IN THESE VEHICLES WAS PROGRAMMED WITH SOFTWARE THAT MAY ALLOW THE ENGINE TO STALL UNDER CERTAIN CONDITIONS.DCC WILL REPROGRAM THE TIPM IN THE RECALLED VEHICLES WITH REVISED SOFTWARE. ODI OPENED PE07-027 ON MAY 29, 2007, BASED ON 53 COMPLAINTS ALLEGING ENGINE STALL AND/OR LOSS OF ELECTRICAL POWER IN MY 2007 JEEP WRANGLER VEHICLES.ODI WAS ALSO MONITORING SIMILAR COMPLAINTS IN MY 2007 DODGE NITRO VEHICLES.DCC'S ANALYSIS OF COMPLAINTS TO DCC AND NHTSA FOUND THAT MANY DESCRIBED EVENTS WITH A MOMENTARY LOSS OF ELECTRICAL POWER INSIDE THE VEHICLE AND A CORRESPONDING LOSS OF ENGINE POWER.MANY OF THE REPORTS ALSO INDICATED THAT THE INSTRUMENT CLUSTER TELLTALE LAMPS MOMENTARILY ILLUMINATED DURING THE EVENT. DCC'S ENGINEERING ANALYSIS DETERMINED THAT THE TIPM COULD INITIATE AN INTERNAL RESET CYCLE LASTING APPROXIMATELY 75 MS IN RESPONSE TO ERROR MESSAGES ON THE COMMUNICATION BUS.THE KEY ON SIGNAL FROM THE TIPM TO THE POWERTRAIN CONTROL MODULE (PCM) IS LOST DURING A TIPM RESET.IF THE PCM LOSES THE KEY ON SIGNAL FOR LONGER THAN 40 MS, IT INTERPRETS IT AS THE VEHICLE IGNITION BEING TURNED OFF AND BEGINS A POWER DOWN ROUTINE.AFTER THE TIPM RESET, THE KEY ON SIGNAL IS RESTORED AND THE PCM POWERS BACK UP.IF THE ROTATING COMPONENTS OF THE ENGINE CONTAIN SUFFICIENT INERTIA, THE VEHICLE MAY RESTART WITH NO INPUT FROM THE OPERATOR AS REPORTED IN SOME OF THE COMPLAINTS.IF THE ENGINE DOES NOT RESTART IN THIS MANNER, IT CAN BE RESTARTED BY THE OPERATOR.A REVISION TO THE TIPM SOFTWARE ON JANUARY 22, 2007 CHANGED THE TIPM RESET TIME TO 17 MS, REMOVING THE POTENTIAL FOR PCM POWER DOWN AND ENGINE STALL. ODI HAS RECEIVED 178 COMPLAINTS POTENTIALLY RELATED TO THE ALLEGED DEFECT IN MY 2007 JEEP WRANGLER VEHICLES AND 52 COMPLAINTS INVOLVING MY 2007 DODGE NITRO VEHICLES.TWO OF THE NITRO COMPLAINTS ALLEGE THAT A CRASH RESULTED FROM AN ENGINE STALL INCIDENT, ONE OF WHICH CAUSED MINOR INJURIES TO A PASSENGER.AS OF JUNE 1, 2007, DCC IDENTIFIED 151 WRANGLER COMPLAINTS AND 128 NITRO COMPLAINTS. THIS INVESTIGATION HAS BEEN CLOSED WITH DCC'S RECALL.

Additional source detail variants (4)

Electrical System

ON JULY 3, 2007, DAIMLERCHRYSLER CORPORATION (DCC) SUBMITTED A DEFECT INFORMATION REPORT TO NHTSA DESCRIBING A DEFECT THAT COULD RESULT IN ENGINE STALL WHILE DRIVING IN APPROXIMATELY 80,894 MODEL YEAR (MY) 2007 JEEP WRANGLER AND DODGE NITRO VEHICLES MANUFACTURED BETWEEN JANUARY 30, 2006 AND JANUARY 22, 2007 (NHTSA RECALL 07V-291, DCC RECALL G25).ACCORDING TO DCC, THE TOTALLY INTEGRATED POWER MODULE (TIPM) IN THESE VEHICLES WAS PROGRAMMED WITH SOFTWARE THAT MAY ALLOW THE ENGINE TO STALL UNDER CERTAIN CONDITIONS.DCC WILL REPROGRAM THE TIPM IN THE RECALLED VEHICLES WITH REVISED SOFTWARE. ODI OPENED PE07-027 ON MAY 29, 2007, BASED ON 53 COMPLAINTS ALLEGING ENGINE STALL AND/OR LOSS OF ELECTRICAL POWER IN MY 2007 JEEP WRANGLER VEHICLES.ODI WAS ALSO MONITORING SIMILAR COMPLAINTS IN MY 2007 DODGE NITRO VEHICLES.DCC'S ANALYSIS OF COMPLAINTS TO DCC AND NHTSA FOUND THAT MANY DESCRIBED EVENTS WITH A MOMENTARY LOSS OF ELECTRICAL POWER INSIDE THE VEHICLE AND A CORRESPONDING LOSS OF ENGINE POWER.MANY OF THE REPORTS ALSO INDICATED THAT THE INSTRUMENT CLUSTER TELLTALE LAMPS MOMENTARILY ILLUMINATED DURING THE EVENT. DCC'S ENGINEERING ANALYSIS DETERMINED THAT THE TIPM COULD INITIATE AN INTERNAL RESET CYCLE LASTING APPROXIMATELY 75 MS IN RESPONSE TO ERROR MESSAGES ON THE COMMUNICATION BUS.THE KEY ON SIGNAL FROM THE TIPM TO THE POWERTRAIN CONTROL MODULE (PCM) IS LOST DURING A TIPM RESET.IF THE PCM LOSES THE KEY ON SIGNAL FOR LONGER THAN 40 MS, IT INTERPRETS IT AS THE VEHICLE IGNITION BEING TURNED OFF AND BEGINS A POWER DOWN ROUTINE.AFTER THE TIPM RESET, THE KEY ON SIGNAL IS RESTORED AND THE PCM POWERS BACK UP.IF THE ROTATING COMPONENTS OF THE ENGINE CONTAIN SUFFICIENT INERTIA, THE VEHICLE MAY RESTART WITH NO INPUT FROM THE OPERATOR AS REPORTED IN SOME OF THE COMPLAINTS.IF THE ENGINE DOES NOT RESTART IN THIS MANNER, IT CAN BE RESTARTED BY THE OPERATOR.A REVISION TO THE TIPM SOFTWARE ON JANUARY 22, 2007 CHANGED THE TIPM RESET TIME TO 17 MS, REMOVING THE POTENTIAL FOR PCM POWER DOWN AND ENGINE STALL. ODI HAS RECEIVED 178 COMPLAINTS POTENTIALLY RELATED TO THE ALLEGED DEFECT IN MY 2007 JEEP WRANGLER VEHICLES AND 52 COMPLAINTS INVOLVING MY 2007 DODGE NITRO VEHICLES.TWO OF THE NITRO COMPLAINTS ALLEGE THAT A CRASH RESULTED FROM AN ENGINE STALL INCIDENT, ONE OF WHICH CAUSED MINOR INJURIES TO A PASSENGER.AS OF JUNE 1, 2007, DCC IDENTIFIED 151 WRANGLER COMPLAINTS AND 128 NITRO COMPLAINTS. THIS INVESTIGATION HAS BEEN CLOSED WITH DCC'S RECALL.

Engine And Engine Cooling

ON JULY 3, 2007, DAIMLERCHRYSLER CORPORATION (DCC) SUBMITTED A DEFECT INFORMATION REPORT TO NHTSA DESCRIBING A DEFECT THAT COULD RESULT IN ENGINE STALL WHILE DRIVING IN APPROXIMATELY 80,894 MODEL YEAR (MY) 2007 JEEP WRANGLER AND DODGE NITRO VEHICLES MANUFACTURED BETWEEN JANUARY 30, 2006 AND JANUARY 22, 2007 (NHTSA RECALL 07V-291, DCC RECALL G25).ACCORDING TO DCC, THE TOTALLY INTEGRATED POWER MODULE (TIPM) IN THESE VEHICLES WAS PROGRAMMED WITH SOFTWARE THAT MAY ALLOW THE ENGINE TO STALL UNDER CERTAIN CONDITIONS.DCC WILL REPROGRAM THE TIPM IN THE RECALLED VEHICLES WITH REVISED SOFTWARE. ODI OPENED PE07-027 ON MAY 29, 2007, BASED ON 53 COMPLAINTS ALLEGING ENGINE STALL AND/OR LOSS OF ELECTRICAL POWER IN MY 2007 JEEP WRANGLER VEHICLES.ODI WAS ALSO MONITORING SIMILAR COMPLAINTS IN MY 2007 DODGE NITRO VEHICLES.DCC'S ANALYSIS OF COMPLAINTS TO DCC AND NHTSA FOUND THAT MANY DESCRIBED EVENTS WITH A MOMENTARY LOSS OF ELECTRICAL POWER INSIDE THE VEHICLE AND A CORRESPONDING LOSS OF ENGINE POWER.MANY OF THE REPORTS ALSO INDICATED THAT THE INSTRUMENT CLUSTER TELLTALE LAMPS MOMENTARILY ILLUMINATED DURING THE EVENT. DCC'S ENGINEERING ANALYSIS DETERMINED THAT THE TIPM COULD INITIATE AN INTERNAL RESET CYCLE LASTING APPROXIMATELY 75 MS IN RESPONSE TO ERROR MESSAGES ON THE COMMUNICATION BUS.THE KEY ON SIGNAL FROM THE TIPM TO THE POWERTRAIN CONTROL MODULE (PCM) IS LOST DURING A TIPM RESET.IF THE PCM LOSES THE KEY ON SIGNAL FOR LONGER THAN 40 MS, IT INTERPRETS IT AS THE VEHICLE IGNITION BEING TURNED OFF AND BEGINS A POWER DOWN ROUTINE.AFTER THE TIPM RESET, THE KEY ON SIGNAL IS RESTORED AND THE PCM POWERS BACK UP.IF THE ROTATING COMPONENTS OF THE ENGINE CONTAIN SUFFICIENT INERTIA, THE VEHICLE MAY RESTART WITH NO INPUT FROM THE OPERATOR AS REPORTED IN SOME OF THE COMPLAINTS.IF THE ENGINE DOES NOT RESTART IN THIS MANNER, IT CAN BE RESTARTED BY THE OPERATOR.A REVISION TO THE TIPM SOFTWARE ON JANUARY 22, 2007 CHANGED THE TIPM RESET TIME TO 17 MS, REMOVING THE POTENTIAL FOR PCM POWER DOWN AND ENGINE STALL. ODI HAS RECEIVED 178 COMPLAINTS POTENTIALLY RELATED TO THE ALLEGED DEFECT IN MY 2007 JEEP WRANGLER VEHICLES AND 52 COMPLAINTS INVOLVING MY 2007 DODGE NITRO VEHICLES.TWO OF THE NITRO COMPLAINTS ALLEGE THAT A CRASH RESULTED FROM AN ENGINE STALL INCIDENT, ONE OF WHICH CAUSED MINOR INJURIES TO A PASSENGER.AS OF JUNE 1, 2007, DCC IDENTIFIED 151 WRANGLER COMPLAINTS AND 128 NITRO COMPLAINTS. THIS INVESTIGATION HAS BEEN CLOSED WITH DCC'S RECALL.

Power Train:automatic Transmission

ON JULY 3, 2007, DAIMLERCHRYSLER CORPORATION (DCC) SUBMITTED A DEFECT INFORMATION REPORT TO NHTSA DESCRIBING A DEFECT THAT COULD RESULT IN ENGINE STALL WHILE DRIVING IN APPROXIMATELY 80,894 MODEL YEAR (MY) 2007 JEEP WRANGLER AND DODGE NITRO VEHICLES MANUFACTURED BETWEEN JANUARY 30, 2006 AND JANUARY 22, 2007 (NHTSA RECALL 07V-291, DCC RECALL G25).ACCORDING TO DCC, THE TOTALLY INTEGRATED POWER MODULE (TIPM) IN THESE VEHICLES WAS PROGRAMMED WITH SOFTWARE THAT MAY ALLOW THE ENGINE TO STALL UNDER CERTAIN CONDITIONS.DCC WILL REPROGRAM THE TIPM IN THE RECALLED VEHICLES WITH REVISED SOFTWARE. ODI OPENED PE07-027 ON MAY 29, 2007, BASED ON 53 COMPLAINTS ALLEGING ENGINE STALL AND/OR LOSS OF ELECTRICAL POWER IN MY 2007 JEEP WRANGLER VEHICLES.ODI WAS ALSO MONITORING SIMILAR COMPLAINTS IN MY 2007 DODGE NITRO VEHICLES.DCC'S ANALYSIS OF COMPLAINTS TO DCC AND NHTSA FOUND THAT MANY DESCRIBED EVENTS WITH A MOMENTARY LOSS OF ELECTRICAL POWER INSIDE THE VEHICLE AND A CORRESPONDING LOSS OF ENGINE POWER.MANY OF THE REPORTS ALSO INDICATED THAT THE INSTRUMENT CLUSTER TELLTALE LAMPS MOMENTARILY ILLUMINATED DURING THE EVENT. DCC'S ENGINEERING ANALYSIS DETERMINED THAT THE TIPM COULD INITIATE AN INTERNAL RESET CYCLE LASTING APPROXIMATELY 75 MS IN RESPONSE TO ERROR MESSAGES ON THE COMMUNICATION BUS.THE KEY ON SIGNAL FROM THE TIPM TO THE POWERTRAIN CONTROL MODULE (PCM) IS LOST DURING A TIPM RESET.IF THE PCM LOSES THE KEY ON SIGNAL FOR LONGER THAN 40 MS, IT INTERPRETS IT AS THE VEHICLE IGNITION BEING TURNED OFF AND BEGINS A POWER DOWN ROUTINE.AFTER THE TIPM RESET, THE KEY ON SIGNAL IS RESTORED AND THE PCM POWERS BACK UP.IF THE ROTATING COMPONENTS OF THE ENGINE CONTAIN SUFFICIENT INERTIA, THE VEHICLE MAY RESTART WITH NO INPUT FROM THE OPERATOR AS REPORTED IN SOME OF THE COMPLAINTS.IF THE ENGINE DOES NOT RESTART IN THIS MANNER, IT CAN BE RESTARTED BY THE OPERATOR.A REVISION TO THE TIPM SOFTWARE ON JANUARY 22, 2007 CHANGED THE TIPM RESET TIME TO 17 MS, REMOVING THE POTENTIAL FOR PCM POWER DOWN AND ENGINE STALL. ODI HAS RECEIVED 178 COMPLAINTS POTENTIALLY RELATED TO THE ALLEGED DEFECT IN MY 2007 JEEP WRANGLER VEHICLES AND 52 COMPLAINTS INVOLVING MY 2007 DODGE NITRO VEHICLES.TWO OF THE NITRO COMPLAINTS ALLEGE THAT A CRASH RESULTED FROM AN ENGINE STALL INCIDENT, ONE OF WHICH CAUSED MINOR INJURIES TO A PASSENGER.AS OF JUNE 1, 2007, DCC IDENTIFIED 151 WRANGLER COMPLAINTS AND 128 NITRO COMPLAINTS. THIS INVESTIGATION HAS BEEN CLOSED WITH DCC'S RECALL.

Power Train:manual Transmission

ON JULY 3, 2007, DAIMLERCHRYSLER CORPORATION (DCC) SUBMITTED A DEFECT INFORMATION REPORT TO NHTSA DESCRIBING A DEFECT THAT COULD RESULT IN ENGINE STALL WHILE DRIVING IN APPROXIMATELY 80,894 MODEL YEAR (MY) 2007 JEEP WRANGLER AND DODGE NITRO VEHICLES MANUFACTURED BETWEEN JANUARY 30, 2006 AND JANUARY 22, 2007 (NHTSA RECALL 07V-291, DCC RECALL G25).ACCORDING TO DCC, THE TOTALLY INTEGRATED POWER MODULE (TIPM) IN THESE VEHICLES WAS PROGRAMMED WITH SOFTWARE THAT MAY ALLOW THE ENGINE TO STALL UNDER CERTAIN CONDITIONS.DCC WILL REPROGRAM THE TIPM IN THE RECALLED VEHICLES WITH REVISED SOFTWARE. ODI OPENED PE07-027 ON MAY 29, 2007, BASED ON 53 COMPLAINTS ALLEGING ENGINE STALL AND/OR LOSS OF ELECTRICAL POWER IN MY 2007 JEEP WRANGLER VEHICLES.ODI WAS ALSO MONITORING SIMILAR COMPLAINTS IN MY 2007 DODGE NITRO VEHICLES.DCC'S ANALYSIS OF COMPLAINTS TO DCC AND NHTSA FOUND THAT MANY DESCRIBED EVENTS WITH A MOMENTARY LOSS OF ELECTRICAL POWER INSIDE THE VEHICLE AND A CORRESPONDING LOSS OF ENGINE POWER.MANY OF THE REPORTS ALSO INDICATED THAT THE INSTRUMENT CLUSTER TELLTALE LAMPS MOMENTARILY ILLUMINATED DURING THE EVENT. DCC'S ENGINEERING ANALYSIS DETERMINED THAT THE TIPM COULD INITIATE AN INTERNAL RESET CYCLE LASTING APPROXIMATELY 75 MS IN RESPONSE TO ERROR MESSAGES ON THE COMMUNICATION BUS.THE KEY ON SIGNAL FROM THE TIPM TO THE POWERTRAIN CONTROL MODULE (PCM) IS LOST DURING A TIPM RESET.IF THE PCM LOSES THE KEY ON SIGNAL FOR LONGER THAN 40 MS, IT INTERPRETS IT AS THE VEHICLE IGNITION BEING TURNED OFF AND BEGINS A POWER DOWN ROUTINE.AFTER THE TIPM RESET, THE KEY ON SIGNAL IS RESTORED AND THE PCM POWERS BACK UP.IF THE ROTATING COMPONENTS OF THE ENGINE CONTAIN SUFFICIENT INERTIA, THE VEHICLE MAY RESTART WITH NO INPUT FROM THE OPERATOR AS REPORTED IN SOME OF THE COMPLAINTS.IF THE ENGINE DOES NOT RESTART IN THIS MANNER, IT CAN BE RESTARTED BY THE OPERATOR.A REVISION TO THE TIPM SOFTWARE ON JANUARY 22, 2007 CHANGED THE TIPM RESET TIME TO 17 MS, REMOVING THE POTENTIAL FOR PCM POWER DOWN AND ENGINE STALL. ODI HAS RECEIVED 178 COMPLAINTS POTENTIALLY RELATED TO THE ALLEGED DEFECT IN MY 2007 JEEP WRANGLER VEHICLES AND 52 COMPLAINTS INVOLVING MY 2007 DODGE NITRO VEHICLES.TWO OF THE NITRO COMPLAINTS ALLEGE THAT A CRASH RESULTED FROM AN ENGINE STALL INCIDENT, ONE OF WHICH CAUSED MINOR INJURIES TO A PASSENGER.AS OF JUNE 1, 2007, DCC IDENTIFIED 151 WRANGLER COMPLAINTS AND 128 NITRO COMPLAINTS. THIS INVESTIGATION HAS BEEN CLOSED WITH DCC'S RECALL.