I HAVE A 2002 GMC SIERRA SLE 1500 EXTENDED CAB PICK UP. I HAD THE TRUCK ON RAMPS. WHEN I BACKED OFF OF THE RAMPS, I HAD TOTAL BRAKE FAILURE. SERVICE AND PARKING BRAKES. I COULD NOT STOP OR EVEN SLOW DOWN. THE TRUCK PROCEEDED DOWN A HILL BACKWARDS AND INTO A DITCH. THE BRAKE PEDAL WENT STRAIGHT TO THE FLOOR. I IMMEDIATELY PUSHED …
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I HAVE A 2002 GMC SIERRA SLE 1500 EXTENDED CAB PICK UP. I HAD THE TRUCK ON RAMPS. WHEN I BACKED OFF OF THE RAMPS, I HAD TOTAL BRAKE FAILURE. SERVICE AND PARKING BRAKES. I COULD NOT STOP OR EVEN SLOW DOWN. THE TRUCK PROCEEDED DOWN A HILL BACKWARDS AND INTO A DITCH. THE BRAKE PEDAL WENT STRAIGHT TO THE FLOOR. I IMMEDIATELY PUSHED THE PARKING BRAKE TO THE FLOOR. NO BRAKES AT ALL. AFTER FARTHER INVESTIGATION, FOUND THE HYDRAULIC BRAKE LINE THAT RUNS ALONG THE FRAME RAIL TO THE BACK BRAKES COMPLETELY CORRODED AND ALL FLUID LEAKING OUT. BRAKE LINE ALMOST CORRODED INTO TWO PIECES. THE PARKING BRAKE SHOES HAVE WORN DOWN TO METAL ON THE BACK OF THE SHOE. THIS IS THE SECOND SET OF PARKING BRAKE SHOES I HAVE REPLACED IN 70,000 MILES. THE VEHICLE HAS BEEN WELL MAINTAINED AND THESE TWO ISSUES SHOULD NOT BE HAPPENING. I HAVE READ THAT THERE IS AN ONGOING INVESTIGATION INTO THE CORRODING BRAKE LINES AND A RECALL ON PARKING BRAKES, BUT ONLY ON STANDARD TRANSMISSION VEHICLES. MINE IS AN AUTOMATIC TRANSMISSION. HOW MANY MORE DAMAGED VEHICLES AND INJURIES OR DEATHS DOES IT TAKE FOR THE INVESTIGATION TO TURN INTO A RECALL? *TR
NHTSA ODI #10505118
65,297 miles · Mar 11, 2013
Service Brakes
I WAS APPROACHING A STOP SIGN AT THE END OF MY STREET AND WHEN I APPLIED THE BRAKES THE PEDDLE WENT TO THE FLOOR. I ROLLED TO A STOP IN A GRASSY AREA AND SAW BRAKE FLUID LEAKING FROM THE BASE OF THE VEHICLE. I BROUGHT IT IN TO MY MECHANIC AND HE SAID THE BRAKE LINES RUSTED OUT TO THE REAR BRAKES. HE REPLACED THE LINES FROM THE…
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I WAS APPROACHING A STOP SIGN AT THE END OF MY STREET AND WHEN I APPLIED THE BRAKES THE PEDDLE WENT TO THE FLOOR. I ROLLED TO A STOP IN A GRASSY AREA AND SAW BRAKE FLUID LEAKING FROM THE BASE OF THE VEHICLE. I BROUGHT IT IN TO MY MECHANIC AND HE SAID THE BRAKE LINES RUSTED OUT TO THE REAR BRAKES. HE REPLACED THE LINES FROM THE ABS PUMP TO THE REAR AXLE AND THE BRAKE LINES FROM THE REAR AXLE TO THE REAR CALIPERS. THE COST TO REPLACE THE SE LINES WAS $433.46. THIS IS THE SECOND TIME THIS HAS HAPPENED TO THIS VEHICLE SEE ODI NUMBER 10402034. *TR
NHTSA ODI #10502288
137,925 miles · Mar 4, 2013
Service Brakes
I WAS AT MY LOCAL COFFEE SHOP DRIVE THRU. I LEFT THE DRIVE THRU AND AS I APPROACHED THE EXIT, ROLLING VERY SLOW I EXPERIENCED THE DREADED GM BRAKE FAILURE. MY FOOT WENT TO THE FLOOR. LUCKILY I WAS ABLE TO USE THE EMERGENCY BRAKE BEFORE INVOLUNTARILY MERGING ONTO A BUSY SECONDARY ROAD. I UNDERSTAND RUST IS INEVITABLE BUT ALL OF T…
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I WAS AT MY LOCAL COFFEE SHOP DRIVE THRU. I LEFT THE DRIVE THRU AND AS I APPROACHED THE EXIT, ROLLING VERY SLOW I EXPERIENCED THE DREADED GM BRAKE FAILURE. MY FOOT WENT TO THE FLOOR. LUCKILY I WAS ABLE TO USE THE EMERGENCY BRAKE BEFORE INVOLUNTARILY MERGING ONTO A BUSY SECONDARY ROAD. I UNDERSTAND RUST IS INEVITABLE BUT ALL OF THE BRAKE LINES ARE BEYOND REPAIR ACCORDING TO MY MECHANIC - HE WILL NOT REPAIR THEM ONLY REPLACE THEM. MY BIGGER ISSUE IS THE FACT THAT SINCE 1967 ALL CARS & LIGHT TRUCKS USE A DUAL MASTER CYLINDER ENABLING THE VEHICLE TO STOP INCASE OF BRAKE FAILURE. MY GMC AND APPARENTLY OTHERS HAVE THE SAME ISSUE - THAT EVEN WHEN A LINE BLOWS THE TRUCKS WILL NOT STOP! THE DUAL MASTER DOES NOT DO WHAT IT IS DESIGNED TO DO! THIS COUPLED WITH THE FACT THAT I ALSO HAVE BEEN PLAGUED WITH ABS LOW SPEED PROBLEMS SINCE 60K I REALLY FEEL THAT GM ENGINEERS AND BEAN COUNTERS NEED TO AGREE ON SAFETY. CONSIDERING THAT BRAKE LINES OF THIRTY YEARS AGO ARE BETTER THAN LATE MODEL PRODUCTS WOULD IT REALLY BE THAT MUCH FOR THE FEDS TO REQUIRE STAINLESS STEEL BRAKE LINES? MY 2002 SIERRA LOOKS GOOD BUT THE UNDERSIDE (CHASSIS, SUSPENSION PARTS AND BRAKE LINES) ARE NOT GOOD. THIS TRUCK IS NOT A GOOD INVESTMENT AND IT IS DEFINITELY FULL OF SAFETY ISSUES. IF I WAS IN TRAFFIC I AM SURE THAT I WOULD NOT BEEN ABLE TO STOP WITHOUT AN ACCIDENT. WE AS CONSUMERS DO NOT NEED THIRD BRAKE LIGHTS AND USELESS ABS BRAKES. WE NEED BRAKES THAT WORK WHEN PRESSURE IS APPLIED TO THE PEDAL! *TR
NHTSA ODI #10501303
129,000 miles · Jan 29, 2013
Service Brakes
ON MY 2002 GMC SIERRA 1500 EXTENDED CAB 2WD THE ABS AND BRAKE LIGHTS GO ON AND OFF. I HAD MY LOCAL GM DEALER ADDRESS THIS ON SEVERAL OCCASIONS THEY HAVE COME TO THE CONCLUSION THAT THE ABS BRAKE MODULE IS BAD. I ASKED IF THERE WERE ANY RECALLS ON THIS THEY SAID THEIR IS A BULLETIN OUT THAT THE GROUNDS COULD BE BAD SO I HAD THEM …
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ON MY 2002 GMC SIERRA 1500 EXTENDED CAB 2WD THE ABS AND BRAKE LIGHTS GO ON AND OFF. I HAD MY LOCAL GM DEALER ADDRESS THIS ON SEVERAL OCCASIONS THEY HAVE COME TO THE CONCLUSION THAT THE ABS BRAKE MODULE IS BAD. I ASKED IF THERE WERE ANY RECALLS ON THIS THEY SAID THEIR IS A BULLETIN OUT THAT THE GROUNDS COULD BE BAD SO I HAD THEM DO THIS FIX IT DID NOT CORRECT THE PROBLEM ALSO THEIR WAS A RECALL TO FIX THE SPEED SENSORS IN THE WHEELS WHICH THEY FIXED ALSO DID NOT FIX THE PROBLEM. I DECIDED TO GOOGLE THIS TYPE OF PROBLEM TO SEE IF OTHER PEOPLE HAD THIS SAME ISSUE I HAVE FOUND HUNDRED OF THOUSANDS OF PEOPLE WITH EXACT SAME ISSUE OR WERE IT HAS EVEN GOTTEN WORSE AND THE LIGHTS STAY ON ALL THE TIME. IT SEEMS TO AFFECT GM VEHICLES MADE FROM 1999 TO 2007 CARS AND TRUCKS BUT MOSTLY TRUCKS. TO ME THIS IS A BIG SAFETY ISSUE MOST PEOPLE DO NOT KNOW THAT WHEN BOTH OF THOSE LIGHTS ARE ON THEY HAVE NO ABS. I WAS LUCKY TO HAVE A GOOD SERVICE MANAGER WHO EXPLAINED THIS TO ME AND HOW OFTEN THIS PROBLEM OCCURS. THANK YOU. *TR
NHTSA ODI #10495053
80,000 miles · Jan 11, 2013
Service Brakes
THE BRAKE LINE GOING TO THE REAR PASSENGER SIDE TIRE RUPTURED. THE BRAKES REMAINED BARELY OPERABLE. WAS ABLE TO DRIVE TO DEALERSHIP BY CONSTANTLY ADDING BRAKE FLUID TO TANK. ALL THE BRAKE LINES NEEDED TO BE REPLACED AT A COST OF ABOUT $2000. IT WAS JUST LUCK THIS HAPPENED ON AN EMPTY ROAD AND WHILE NOT CARRYING A LOAD OF MATERIA…
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THE BRAKE LINE GOING TO THE REAR PASSENGER SIDE TIRE RUPTURED. THE BRAKES REMAINED BARELY OPERABLE. WAS ABLE TO DRIVE TO DEALERSHIP BY CONSTANTLY ADDING BRAKE FLUID TO TANK. ALL THE BRAKE LINES NEEDED TO BE REPLACED AT A COST OF ABOUT $2000. IT WAS JUST LUCK THIS HAPPENED ON AN EMPTY ROAD AND WHILE NOT CARRYING A LOAD OF MATERIAL. *TR
NHTSA ODI #10492228
177,000 miles · Oct 11, 2012
Service Brakes
TL* THE CONTACT OWNS A 2002 GMC SIERRA 1500. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 5 MPH WITH THE VEHICLE IN REVERSE AND DEPRESSING THE BRAKES, THE BRAKES WENT STRAIGHT TO THE FLOOR BOARD. THE CONTACT ENGAGED THE EMERGENCY BRAKE TO STOP THE VEHICLE. THE CONTACT STATED THAT THE ABS WARNING LIGHTS ILLUMINATED ON THE …
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TL* THE CONTACT OWNS A 2002 GMC SIERRA 1500. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 5 MPH WITH THE VEHICLE IN REVERSE AND DEPRESSING THE BRAKES, THE BRAKES WENT STRAIGHT TO THE FLOOR BOARD. THE CONTACT ENGAGED THE EMERGENCY BRAKE TO STOP THE VEHICLE. THE CONTACT STATED THAT THE ABS WARNING LIGHTS ILLUMINATED ON THE INSTRUMENTAL PANEL. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY ADVISED HIM THAT THE BRAKE LINES IN THE REAR OF THE VEHICLE WERE RUSTED AWAY AND THEY NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED FOR THE REAR BRAKE LINES. APPROXIMATELY 4 MONTHS LATER THE CONTACT STATED THAT THE FAILURE RECURRED WHILE DRIVING SLOWLY IN A PARKING LOT. THE CONTACT STATED THAT THE MECHANIC WAS ON SITE AND ADVISED HIM THAT THE BRAKE FLUID WAS POURING OUT RAPIDLY. THE VEHICLE WAS TAKEN TO THE DEALER AGAIN AND THEY INFORMED HIM THAT BRAKE LINES ALONG THE DOOR WERE RUSTED. THE VEHICLE WAS REPAIRED FOR THE BRAKE LINES. THE MANUFACTURER WAS CONTACTED AND THEY OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 177,000 AND THE CURRENT MILEAGE WAS APPROXIMATELY 178,000. UPDATED 12/31/12 *BF UPDATED 1/4/2013 *JS
NHTSA ODI #10479724
104,673 miles · Oct 6, 2012
Service Brakes
REAR BRAKE LINE DEVELOPED LEAK MAKING VEHICLE HARD TO CONTROL, VERY CLOSE TO HAVING ACCIDENT. I GUEST GM WOULD RATHER PAY OUT FOR A FEW ACCIDENT DEATHS THAN REPAIR THIS DEFECT. IT SEEMS ITS ALL ABOUT THE DOLLAR THAN SAFETY. *TR
NHTSA ODI #10478872
92,000 miles · Sep 27, 2012
Service Brakes
TL* THE CONTACT OWNS A 2002 GMC SIERRA 1500. THE CONTACT STATED THAT WHILE DRIVING 4 MPH, THE VEHICLE WAS UNABLE TO STOP WHEN THE BRAKES WERE DEPRESSED. THE CONTACT STATED HE FELT LIKE THE ABS SYSTEM ACTIVATED AND CAUSED THE FAILURE BUT NO WARNING LIGHTS WERE ILLUMINATED. THE FAILURE RECURRED NUMEROUS TIMES. THE DEALER WAS NOTIF…
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TL* THE CONTACT OWNS A 2002 GMC SIERRA 1500. THE CONTACT STATED THAT WHILE DRIVING 4 MPH, THE VEHICLE WAS UNABLE TO STOP WHEN THE BRAKES WERE DEPRESSED. THE CONTACT STATED HE FELT LIKE THE ABS SYSTEM ACTIVATED AND CAUSED THE FAILURE BUT NO WARNING LIGHTS WERE ILLUMINATED. THE FAILURE RECURRED NUMEROUS TIMES. THE DEALER WAS NOTIFIED AND ADVISED THE CONTACT TO REMOVE THE FUSE AND DISABLE THE ANTI-LOCK BRAKING SYSTEM. THE CONTACT DID NOT FEEL THAT THE REPAIR WAS APPROPRIATE. THE FAILURE MILEAGE WAS 92,000 AND THE CURRENT MILEAGE WAS 93,000.
NHTSA ODI #10477319
164,363 miles · Sep 3, 2012
Service Brakes
WAS IN MY DRIVEWAY ABOUT TO MAKE A 2 HOUR DRIVE ON THE HIGH WAY. I STEPPED ON THE BRAKE TO PUT MY TRUCK IN REVERSE AND THE PEDAL WENT TO THE FLOOR. I INSPECTED THE BRAKE LINES TO SEE FLUID UNDER MY TRUCK BETWEEN THE CAB AND BED. I ASKED SOMEONE TO STEP ON THE BRAKES WHILE I SAW THE BRAKE LINE SHOOT FLUID VERY HARD. THE BRAKE L…
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WAS IN MY DRIVEWAY ABOUT TO MAKE A 2 HOUR DRIVE ON THE HIGH WAY. I STEPPED ON THE BRAKE TO PUT MY TRUCK IN REVERSE AND THE PEDAL WENT TO THE FLOOR. I INSPECTED THE BRAKE LINES TO SEE FLUID UNDER MY TRUCK BETWEEN THE CAB AND BED. I ASKED SOMEONE TO STEP ON THE BRAKES WHILE I SAW THE BRAKE LINE SHOOT FLUID VERY HARD. THE BRAKE LINE HAD BURST AND WAS SHOOTING OUT FLUID. I'M LUCKY THIS WASN'T ON THE HIGHWAY AS I WOULDN'T HAVE BEEN ABLE TO STOP AT ALL. *TR
NHTSA ODI #10473660
126,090 miles · Aug 10, 2012
Service Brakes
I HAD A COMPLETE BRAKE LINE FAILURE GOING UP TOWARD INTERSECTION YELLOW LIGHT TRIED TO STOP ALMOST CAUSED CRASH, NO WARNING THE BRAKE LIGHT SIGNAL WENT ON AFTER IT HAPPENED. PULLED OFF INTO SHOPPING CENTER USING EMERGENCY BRAKE. TOWED TO MECHANIC WHERE I FOUND OUT THE LINE BROKE IN FRONT OF THE ABS SYSTEM AND ALL THE OTHER L…
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I HAD A COMPLETE BRAKE LINE FAILURE GOING UP TOWARD INTERSECTION YELLOW LIGHT TRIED TO STOP ALMOST CAUSED CRASH, NO WARNING THE BRAKE LIGHT SIGNAL WENT ON AFTER IT HAPPENED. PULLED OFF INTO SHOPPING CENTER USING EMERGENCY BRAKE. TOWED TO MECHANIC WHERE I FOUND OUT THE LINE BROKE IN FRONT OF THE ABS SYSTEM AND ALL THE OTHER LINES ARE JUST AS RUSTED OUT AND WILL BREAK IF NOT REPLACED. *TR
ON CERTAIN VANS EQUIPPED WITH SURE-LOK WHEELCHAIR SECUREMENT SYSTEMS, THE SPROCKET TEETH OF THE RETRACTOR ASSEMBLY IS OUT OF ALIGNMENT.
Consequence & remedy
Consequence: IN THE EVENT OF A VEHICLE CRASH, THE WHEELCHAIR MAY NOT BE ADEQUATELY SECURED POSSIBLY RESULTING IN INJURIES TO A WHEELCHAIR OCCUPANT.
Remedy: DEALERS WILL INSPECT AND REPLACE THE WHEELCHAIR SECUREMENT RETRACTORS AS NECESSARY. SURE-LOK WILL HANDLE THE REPAIRS FOR THIS CAMPAIGN. OWNERS SHOULD CONTACT SURE-LOCK AT 1-908-231-1804 OR MOBILITYWORKS AT 1-800-769-8267.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
2
EA04011 · Parking Brake Failure
Opened Apr 9, 2004 · Closed May 10, 2005
Status: closed (inferred from source dates) · Parking Brake; Parking Brake:conventional; Parking Brake:conventional:mechanical; Parking Brake:conventional:mechanical:linkage And Cable
IN A LETTER DATED APRIL 20, 2005, GM NOTIFIED NHTSA THAT IT HAD DECIDED THAT DEFECTS THAT RELATE TO MOTOR VEHICLE SAFETY EXIST IN CERTAIN MODEL YEAR (MY) 1999-2002 C/K 1500 SERIES (PBR PARKING BRAKE SYSTEM) AND MY 2001-2005 C/K 2500 AND 3500 SERIES (TRW PARKING BRAKE SYSTEM) PICKUPS WITH MANUAL TRANSMISSIONS.ACCORDING TO GM, SOME OF THESE VEHICLES MAY HAVE CONDITIONS THAT CAUSE THE FRICTION LININGS TO WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE.GM'S ACTION COVERS AN ESTIMATED TOTAL OF 142,585 VEHICLES.DEALERS WILL INSTALL A LOW-FORCE SPRING CLIP RETAINER FOR VEHICLES EQUIPPED WITH THE PBR PARKING BRAKE SYSTEM AND INSTALL A REDESIGNED PARKING BRAKE CABLE ASSEMBLY ON VEHICLES EQUIPPED WITH THE TRW PARKING BRAKE SYSTEM. A TOTAL OF 58 NON-DUPLICATIVE COMPLAINTS WERE RECEIVED BY ODI AND GM CONCERNING THE APPROXIMATELY 59,000 MY 1999-2002 C/K 1500 SERIES PICKUP TRUCKS WITH THE PBR PARKING BRAKE SYSTEM.THESE INCLUDED 22 ALLEGED ROLLAWAY INCIDENTS, RESULTING IN A RATE OF 38.5 ROLLAWAY INCIDENTS PER 100,000 VEHICLES.ODI IS AWARE OF 24 COMPLAINTS REGARDING THE MY 2001-2005 C/K 2500 AND 3500 SERIES MANUAL TRANSMISSION TRUCKS RECALLED BY GM, INCLUDING 5 ALLEGING ROLLAWAY INCIDENTS.THOUGH THE CONDITIONS DESCRIBED IN GM'S LETTER ARE ALSO PRESENT IN THE C/K TRUCKS WITH AUTOMATIC TRANSMISSIONS, THE ROLLAWAY RATE IN THOSE VEHICLES WAS SIMILAR TO THOSE OBSERVED IN PEER VEHICLES STUDIED BY ODI IN THIS INVESTIGATION.THIS ENGINEERING ANALYSIS IS CLOSED. FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.
Additional source detail variants (4)
Parking Brake:conventional
IN A LETTER DATED APRIL 20, 2005, GM NOTIFIED NHTSA THAT IT HAD DECIDED THAT DEFECTS THAT RELATE TO MOTOR VEHICLE SAFETY EXIST IN CERTAIN MODEL YEAR (MY) 1999-2002 C/K 1500 SERIES (PBR PARKING BRAKE SYSTEM) AND MY 2001-2005 C/K 2500 AND 3500 SERIES (TRW PARKING BRAKE SYSTEM) PICKUPS WITH MANUAL TRANSMISSIONS.ACCORDING TO GM, SOME OF THESE VEHICLES MAY HAVE CONDITIONS THAT CAUSE THE FRICTION LININGS TO WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE.GM'S ACTION COVERS AN ESTIMATED TOTAL OF 142,585 VEHICLES.DEALERS WILL INSTALL A LOW-FORCE SPRING CLIP RETAINER FOR VEHICLES EQUIPPED WITH THE PBR PARKING BRAKE SYSTEM AND INSTALL A REDESIGNED PARKING BRAKE CABLE ASSEMBLY ON VEHICLES EQUIPPED WITH THE TRW PARKING BRAKE SYSTEM. A TOTAL OF 58 NON-DUPLICATIVE COMPLAINTS WERE RECEIVED BY ODI AND GM CONCERNING THE APPROXIMATELY 59,000 MY 1999-2002 C/K 1500 SERIES PICKUP TRUCKS WITH THE PBR PARKING BRAKE SYSTEM.THESE INCLUDED 22 ALLEGED ROLLAWAY INCIDENTS, RESULTING IN A RATE OF 38.5 ROLLAWAY INCIDENTS PER 100,000 VEHICLES.ODI IS AWARE OF 24 COMPLAINTS REGARDING THE MY 2001-2005 C/K 2500 AND 3500 SERIES MANUAL TRANSMISSION TRUCKS RECALLED BY GM, INCLUDING 5 ALLEGING ROLLAWAY INCIDENTS.THOUGH THE CONDITIONS DESCRIBED IN GM'S LETTER ARE ALSO PRESENT IN THE C/K TRUCKS WITH AUTOMATIC TRANSMISSIONS, THE ROLLAWAY RATE IN THOSE VEHICLES WAS SIMILAR TO THOSE OBSERVED IN PEER VEHICLES STUDIED BY ODI IN THIS INVESTIGATION.THIS ENGINEERING ANALYSIS IS CLOSED. FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.
Parking Brake:conventional:mechanical
IN A LETTER DATED APRIL 20, 2005, GM NOTIFIED NHTSA THAT IT HAD DECIDED THAT DEFECTS THAT RELATE TO MOTOR VEHICLE SAFETY EXIST IN CERTAIN MODEL YEAR (MY) 1999-2002 C/K 1500 SERIES (PBR PARKING BRAKE SYSTEM) AND MY 2001-2005 C/K 2500 AND 3500 SERIES (TRW PARKING BRAKE SYSTEM) PICKUPS WITH MANUAL TRANSMISSIONS.ACCORDING TO GM, SOME OF THESE VEHICLES MAY HAVE CONDITIONS THAT CAUSE THE FRICTION LININGS TO WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE.GM'S ACTION COVERS AN ESTIMATED TOTAL OF 142,585 VEHICLES.DEALERS WILL INSTALL A LOW-FORCE SPRING CLIP RETAINER FOR VEHICLES EQUIPPED WITH THE PBR PARKING BRAKE SYSTEM AND INSTALL A REDESIGNED PARKING BRAKE CABLE ASSEMBLY ON VEHICLES EQUIPPED WITH THE TRW PARKING BRAKE SYSTEM. A TOTAL OF 58 NON-DUPLICATIVE COMPLAINTS WERE RECEIVED BY ODI AND GM CONCERNING THE APPROXIMATELY 59,000 MY 1999-2002 C/K 1500 SERIES PICKUP TRUCKS WITH THE PBR PARKING BRAKE SYSTEM.THESE INCLUDED 22 ALLEGED ROLLAWAY INCIDENTS, RESULTING IN A RATE OF 38.5 ROLLAWAY INCIDENTS PER 100,000 VEHICLES.ODI IS AWARE OF 24 COMPLAINTS REGARDING THE MY 2001-2005 C/K 2500 AND 3500 SERIES MANUAL TRANSMISSION TRUCKS RECALLED BY GM, INCLUDING 5 ALLEGING ROLLAWAY INCIDENTS.THOUGH THE CONDITIONS DESCRIBED IN GM'S LETTER ARE ALSO PRESENT IN THE C/K TRUCKS WITH AUTOMATIC TRANSMISSIONS, THE ROLLAWAY RATE IN THOSE VEHICLES WAS SIMILAR TO THOSE OBSERVED IN PEER VEHICLES STUDIED BY ODI IN THIS INVESTIGATION.THIS ENGINEERING ANALYSIS IS CLOSED. FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.
Parking Brake:conventional:mechanical:linkage And Cable
IN A LETTER DATED APRIL 20, 2005, GM NOTIFIED NHTSA THAT IT HAD DECIDED THAT DEFECTS THAT RELATE TO MOTOR VEHICLE SAFETY EXIST IN CERTAIN MODEL YEAR (MY) 1999-2002 C/K 1500 SERIES (PBR PARKING BRAKE SYSTEM) AND MY 2001-2005 C/K 2500 AND 3500 SERIES (TRW PARKING BRAKE SYSTEM) PICKUPS WITH MANUAL TRANSMISSIONS.ACCORDING TO GM, SOME OF THESE VEHICLES MAY HAVE CONDITIONS THAT CAUSE THE FRICTION LININGS TO WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE.GM'S ACTION COVERS AN ESTIMATED TOTAL OF 142,585 VEHICLES.DEALERS WILL INSTALL A LOW-FORCE SPRING CLIP RETAINER FOR VEHICLES EQUIPPED WITH THE PBR PARKING BRAKE SYSTEM AND INSTALL A REDESIGNED PARKING BRAKE CABLE ASSEMBLY ON VEHICLES EQUIPPED WITH THE TRW PARKING BRAKE SYSTEM. A TOTAL OF 58 NON-DUPLICATIVE COMPLAINTS WERE RECEIVED BY ODI AND GM CONCERNING THE APPROXIMATELY 59,000 MY 1999-2002 C/K 1500 SERIES PICKUP TRUCKS WITH THE PBR PARKING BRAKE SYSTEM.THESE INCLUDED 22 ALLEGED ROLLAWAY INCIDENTS, RESULTING IN A RATE OF 38.5 ROLLAWAY INCIDENTS PER 100,000 VEHICLES.ODI IS AWARE OF 24 COMPLAINTS REGARDING THE MY 2001-2005 C/K 2500 AND 3500 SERIES MANUAL TRANSMISSION TRUCKS RECALLED BY GM, INCLUDING 5 ALLEGING ROLLAWAY INCIDENTS.THOUGH THE CONDITIONS DESCRIBED IN GM'S LETTER ARE ALSO PRESENT IN THE C/K TRUCKS WITH AUTOMATIC TRANSMISSIONS, THE ROLLAWAY RATE IN THOSE VEHICLES WAS SIMILAR TO THOSE OBSERVED IN PEER VEHICLES STUDIED BY ODI IN THIS INVESTIGATION.THIS ENGINEERING ANALYSIS IS CLOSED. FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.
Parking Brake
IN A LETTER DATED APRIL 20, 2005, GM NOTIFIED NHTSA THAT IT HAD DECIDED THAT DEFECTS THAT RELATE TO MOTOR VEHICLE SAFETY EXIST IN CERTAIN MODEL YEAR (MY) 1999-2002 C/K 1500 SERIES (PBR PARKING BRAKE SYSTEM) AND MY 2001-2005 C/K 2500 AND 3500 SERIES (TRW PARKING BRAKE SYSTEM) PICKUPS WITH MANUAL TRANSMISSIONS.ACCORDING TO GM, SOME OF THESE VEHICLES MAY HAVE CONDITIONS THAT CAUSE THE FRICTION LININGS TO WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE.GM'S ACTION COVERS AN ESTIMATED TOTAL OF 142,585 VEHICLES.DEALERS WILL INSTALL A LOW-FORCE SPRING CLIP RETAINER FOR VEHICLES EQUIPPED WITH THE PBR PARKING BRAKE SYSTEM AND INSTALL A REDESIGNED PARKING BRAKE CABLE ASSEMBLY ON VEHICLES EQUIPPED WITH THE TRW PARKING BRAKE SYSTEM. A TOTAL OF 58 NON-DUPLICATIVE COMPLAINTS WERE RECEIVED BY ODI AND GM CONCERNING THE APPROXIMATELY 59,000 MY 1999-2002 C/K 1500 SERIES PICKUP TRUCKS WITH THE PBR PARKING BRAKE SYSTEM.THESE INCLUDED 22 ALLEGED ROLLAWAY INCIDENTS, RESULTING IN A RATE OF 38.5 ROLLAWAY INCIDENTS PER 100,000 VEHICLES.ODI IS AWARE OF 24 COMPLAINTS REGARDING THE MY 2001-2005 C/K 2500 AND 3500 SERIES MANUAL TRANSMISSION TRUCKS RECALLED BY GM, INCLUDING 5 ALLEGING ROLLAWAY INCIDENTS.THOUGH THE CONDITIONS DESCRIBED IN GM'S LETTER ARE ALSO PRESENT IN THE C/K TRUCKS WITH AUTOMATIC TRANSMISSIONS, THE ROLLAWAY RATE IN THOSE VEHICLES WAS SIMILAR TO THOSE OBSERVED IN PEER VEHICLES STUDIED BY ODI IN THIS INVESTIGATION.THIS ENGINEERING ANALYSIS IS CLOSED. FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.
PE03057 · Parking Brake Failure
Opened Dec 8, 2003 · Closed Apr 9, 2004
Status: closed (inferred from source dates) · Parking Brake
ODI OPENED PE03-057 TO ASSESS PARKING BRAKE INEFFECTIVENESS IN THE SUBJECT VEHICLES.THESE VEHICLES ARE EQUIPPED WITH FOUR WHEEL DISC BRAKES THAT INCORPORATE A SINGLE-SHOE DRUM-IN-HAT PARKING BRAKE INDEPENDENT OF THE SERVICE BRAKES.COMPLAINT AND WARRANTY DATA INDICATE THAT THE PARKING BRAKE LININGS TEND TO WEAR OUT EARLY IN THE LIFE OF THE VEHICLE (AT AN AVERAGE OF 24 MONTHS IN SERVICE), REDUCING THE PARKING BRAKE SYSTEM'S TORQUE BELOW THAT NEEDED TO IMMOBILIZE THE VEHICLE.GM HAS ATTRIBUTED THIS ACCELERATED WEAR TO FOREIGN MATERIAL INTRUSION AND A FAILURE OF THE BRAKE SHOE TO PROPERLY SELF-CENTER WITHIN ITS BRAKE DRUM.EFFECTIVE WITH THE START OF MY 2003 PRODUCTION, A NEWER REDUCED FORCE HOLD-DOWN CLIP WAS INTRODUCED TO FACILITATE BRAKE SHOE DISENGAGEMENT FROM THE DRUM SURFACE.THIS PART IS ALSO AVAILABLE AT THE SERVICE LEVEL FOR THE MY 1999-2002 VEHICLES.GM HAS INDICATED THAT THE PAKING BRAKE IS INTENDED TO OPERATE IN CONJUNCTION WITH THE TRANSMISSION TO IMMOBILZE PARKED VEHICLES, AND THAT IN MANY CASES, ACCELERATED PARKING BRAKE LINING WEAR IS CAUSED BY ROUGH USE, VEHICLE MODIFICATIONS, AND DRIVING WITH THE PARKING ENGAGED. ODI HAS UPGRADED THE PRELIMINARY EVALUATION TO AN ENGINEERING ANALYSIS TO GATHER FURTHER INFORMATION CONCERNING PARKING BRAKE USAGE FACTORS AND THE CIRCUMSTANCES SURROUNDING THE SEVENTEEN REPORTED VEHICLE CRASHES.
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