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2000 Chevrolet Silverado 1500

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2000 Chevrolet Silverado 1500 do not stand out strongly from the model-year median of 525.

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When problems were reported

Mileage at the reported incident

489 reports with mileage · 125 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 to inspect

Issues worth paying extra attention to based on owner reports.

  • Service Brakes, Hydraulic. Review the 237 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 162 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 33 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

69 crash reports5 fire reports25 injury reports

Service Brakes, Hydraulic complaints

237 reports
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92,000 miles · Mar 30, 2007
Service Brakes, Hydraulic

TL*THE CONTACT OWNS A 2000 CHEVROLET SILVERADO 1500. AT 5 MPH THE CONTACT STATED THAT THE BRAKES FAILED WHILE TRYING TO PARK. THE VEHICLE CONTINUED TO ACCELERATE DOWN A HILL AND STRUCK A RETAINING WALL. A POLICE REPORT WAS FILED, AND THE VEHICLE WAS TOWED TO THE DEALER. THE VEHICLE WAS REMEDIED DUE TO RECALL # 05V379000 ON…

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TL*THE CONTACT OWNS A 2000 CHEVROLET SILVERADO 1500. AT 5 MPH THE CONTACT STATED THAT THE BRAKES FAILED WHILE TRYING TO PARK. THE VEHICLE CONTINUED TO ACCELERATE DOWN A HILL AND STRUCK A RETAINING WALL. A POLICE REPORT WAS FILED, AND THE VEHICLE WAS TOWED TO THE DEALER. THE VEHICLE WAS REMEDIED DUE TO RECALL # 05V379000 ON FEBRUARY 28, 2007. THE CONTACT STATED THAT THE RECALL REPAIR APPEARED TO BE THE CAUSE OF THE CRASH. THE CURRENT AND FAILURE MILEAGE WERE 92,000.*AK

NHTSA ODI #10186542

55,902 miles · Mar 15, 2007
Service Brakes, Hydraulic

2000 SILVERADO WITH 55902 MILES. ABS LIGHT BEGAN TO COME ON INTERMITTENTLY WITH OCCASIONAL DISPLAY OF RED BRAKE LIGHT. VEHICLE HAD BEEN RECALLED FOR CLEANING OF WHEEL SENSORS WHICH WAS COMPLETED. BRAKES WERE CHECKED AND NEW REAR PADS WITH ROTOR TURNING WAS COMPLETED. ABS LIGHT STILL ON. TAKEN TO DEALER AND ADVISED ABS MODULATOR …

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2000 SILVERADO WITH 55902 MILES. ABS LIGHT BEGAN TO COME ON INTERMITTENTLY WITH OCCASIONAL DISPLAY OF RED BRAKE LIGHT. VEHICLE HAD BEEN RECALLED FOR CLEANING OF WHEEL SENSORS WHICH WAS COMPLETED. BRAKES WERE CHECKED AND NEW REAR PADS WITH ROTOR TURNING WAS COMPLETED. ABS LIGHT STILL ON. TAKEN TO DEALER AND ADVISED ABS MODULATOR WAS BAD. COST FOR PART, $762.62 PLUS LABOR. REPAIR NOT DONE. WILL CONTINUE TO OPERATE VEHICLE WITH CONVENTIONAL NON-ABS BRAKES UNTIL RECALL. ABS LIGHT CONTINUES TO INTERMITTENTLY DISPLAY ABS DOES NOT WORK. HOW MANY OTHER VEHICLES ARE ON THE HIGHWAY LIKE THIS DUE TO ASTRONOMICAL REPAIR COST? *JB

NHTSA ODI #10185149

61,023 miles · Mar 5, 2007
Service Brakes, Hydraulic

TL* THE CONTACT OWNS A 2000 CHEVROLET 1500 PICKUP. WHILE DRIVING THE VEHICLE AT SPEEDS RANGING FROM 20 TO 40 MPH AND ATTEMPTING TO APPLY THE BRAKES THE PEDAL MADE COMPLETE CONTACT WITH THE FLOOR. THE FAILURE MILEAGE WAS 61,023. THE BRAKE SHOES AND PADS HAVE BEEN REPLACED ON SEVERAL OCCASIONS ,AND THE FAILURE RECURRED. THE CURR…

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TL* THE CONTACT OWNS A 2000 CHEVROLET 1500 PICKUP. WHILE DRIVING THE VEHICLE AT SPEEDS RANGING FROM 20 TO 40 MPH AND ATTEMPTING TO APPLY THE BRAKES THE PEDAL MADE COMPLETE CONTACT WITH THE FLOOR. THE FAILURE MILEAGE WAS 61,023. THE BRAKE SHOES AND PADS HAVE BEEN REPLACED ON SEVERAL OCCASIONS ,AND THE FAILURE RECURRED. THE CURRENT MILEAGE WAS 62,000. *AK THE ABS ACTIVATED WITHOUT CAUSE. UPDATED 04/05/07 *JB

NHTSA ODI #10184220

83,780 miles · Mar 1, 2007
Service Brakes, Hydraulic

I HAVE OWNED A 2000 CHEVY SILVERADO EXT. CAB 4WD SINCE DECEMBER OF 2001. TODAY I WAS DRIVING TO WORK, AND IT WAS WET OUT. I WAS TRAVELING AT 25 MPH AND AS I WAS SLOWING TO A LIGHT I COMPLETELY STOPPED THE TRUCK. THERE WAS ANOTHER CAR 10 FEET IN FRONT OF ME. AS I STARTED TO PULL AWAY AT AROUND 4 TO 5 MPH THE CAR IN FRONT OF ME S…

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I HAVE OWNED A 2000 CHEVY SILVERADO EXT. CAB 4WD SINCE DECEMBER OF 2001. TODAY I WAS DRIVING TO WORK, AND IT WAS WET OUT. I WAS TRAVELING AT 25 MPH AND AS I WAS SLOWING TO A LIGHT I COMPLETELY STOPPED THE TRUCK. THERE WAS ANOTHER CAR 10 FEET IN FRONT OF ME. AS I STARTED TO PULL AWAY AT AROUND 4 TO 5 MPH THE CAR IN FRONT OF ME STARTED TO SLOW BECAUSE OF TRAFFIC. WHEN I HIT THE BRAKE THE ABS MOTOR STARTED TO PULSATE SO FAST THE TRUCK WOULDN'T STOP AND I NEVER TOOK MY FOOT OFF THE BRAKE PEDAL. I THEN MOVED THE SHIFT LEVER TO PARK AND IT STILL WOULDN'T STOP. I THEN HIT THE CAR IN FRONT OF ME AND THEN I FINALLY STOPPED. THE DRIVER IN FRONT OF ME LUCKILY HAD NO DAMAGE TO HIS CAR SINCE I WAS ONLY DRIVING A FEW MPH. I CONTINUED TO WORK. THE ABS LIGHT NEVER CAME ON. AS I LEFT WORK TO GO TO LUNCH,SAME DAY, I WAS PULLING UP TO A LIGHT AT A VERY BUSY INTERSECTION . I SLOWED WAY AHEAD OF TIME AND CRAWLED TO THE LIGHT AND JUST AS I HIT THE BRAKE TO STOP THE SAME THING HAPPENED WHERE THE ABS MOTOR RAN CONTINUOUSLY AND I COULDN'T STOP THE VEHICLE . I THREW THE TRUCK IN PARK AND IT STILL WOULDN'T STOP AND WAS STARTING TO ENTER THE INTERSECTION ON A RED LIGHT. I THEN STEPPED ON THE PARKING BRAKE AND IT FINALLY STOPPED. I WAS ALMOST KILLED BECAUSE A SEMI JUST STARTED TO PASS ME AND HE WAS TRAVELING AT ABOUT 50 MPH. I THEN TURNED THE TRUCK AROUND AND WENT DOWN THE ROAD TO MY WORK. AS I WAS PARKING THE TRUCK AT MY WORK IT HAPPENED AGAIN,3RD TIME. THE TRUCK IS NOW OUT OF THE EXTENDED WARRANTY AND I CAN'T SEE PAYING 1,500 TO 2,000 DOLLARS TO FIX THIS WHEN IT IS A MANUFACTURER DEFECT. THIS PARTICULAR PROBLEM SHOULD NEVER HAPPEN. THERE SHOULD BE A RECALL FOR THIS PROBLEM OR SOMEONE IS GOING TO BE KILLED, IF THAT HASN'T ALREADY HAPPENED. I WILL NEVER FEEL SAFE DRIVING A CHEVY/GM VEHICLE AGAIN AND WILL TELL EVERYONE I KNOW ABOUT THIS PROBLEM. JUST SO IT'S UNDERSTOOD I'M A VERY SAFE DRIVER AND HAVE AN EXCELLENT DRIVING RECORD. *NM

NHTSA ODI #10183951

91,222 miles · Feb 28, 2007
Service Brakes, HydraulicCrash

THE ABS FAILED IN MY TRUCK, CAUSING ME TO HIT A TRAILER PARKED IN MY DRIVEWAY. WHILE GM HAS ALREADY "REPAIRED" THIS UNDER A PREVIOUS RECALL, THEIR "REPAIR" OBVIOUSLY DOESN'T WORK. THEY WERE UNRESPONSIVE ABOUT MY COMPLAINT, SINCE MY TRUCK HAD ALREADY BEEN "REPAIRED". IF SOMEONE WOULD HAVE BEEN WALKING IN FRONT OF MY TRUCK WHEN TH…

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THE ABS FAILED IN MY TRUCK, CAUSING ME TO HIT A TRAILER PARKED IN MY DRIVEWAY. WHILE GM HAS ALREADY "REPAIRED" THIS UNDER A PREVIOUS RECALL, THEIR "REPAIR" OBVIOUSLY DOESN'T WORK. THEY WERE UNRESPONSIVE ABOUT MY COMPLAINT, SINCE MY TRUCK HAD ALREADY BEEN "REPAIRED". IF SOMEONE WOULD HAVE BEEN WALKING IN FRONT OF MY TRUCK WHEN THE BRAKES FAILED, I WOULD HAVE KILLED THEM. IT IS ONE THING TO HAVE THE RADIO QUIT WORKING, IT IS AN ENTIRELY DIFFERENT THING TO HAVE THE BRAKES TOTALLY FAIL. GM NEEDS TO DO SOMETHING ABOUT THIS BESIDES CLEANING A COUPLE SENSORS. THERE WERE NO WARNING LIGHTS, NO INDICATION WHATSOEVER OF THE IMPENDING FAILURE. I BACKED UP AND THE BRAKES WORKED FINE. THERE ARE STILL NO WARNING LIGHTS. I SPOKE WITH THE DEALERSHIP AND THEIR ANSWER WAS "THERE ISN'T ANYTHING WE CAN TEST FOR THIS INTERMITTENT PROBLEM. WE CAN TRY TO GET IT TO FAIL AND GO FROM THERE". I NOW HAVE A 6000 LB PROJECTILE THAT I HAVE NO IDEA IF IT IS GOING TO STOP OR NOT. I REMOVED THE ABS FUSE UNTIL I CAN FIGURE OUT WHAT TO DO WITH THIS UNRELIABLE PRODUCT. *NM

NHTSA ODI #10183812

44,700 miles · Jan 23, 2007
Service Brakes, Hydraulic

TL*- THE CONTACT STATED THAT THE 2000 CHEVROLET SILVERADO 1500, HAD ABS PROBLEMS. WHILE DRIVING UNDER 15 MPH THE CONTACT ALMOST HAD TO STAND ON THE BRAKE PEDAL TO GET THE VEHICLE TO COME TO A STOP. THERE WAS A RECALL CAMPAIGN # 05V379000 FOR SERVICE BRAKES, ANTI LOCK. THE CONTACT HAS CONTACTED THE MANUFACTURER, AND FILED A C…

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TL*- THE CONTACT STATED THAT THE 2000 CHEVROLET SILVERADO 1500, HAD ABS PROBLEMS. WHILE DRIVING UNDER 15 MPH THE CONTACT ALMOST HAD TO STAND ON THE BRAKE PEDAL TO GET THE VEHICLE TO COME TO A STOP. THERE WAS A RECALL CAMPAIGN # 05V379000 FOR SERVICE BRAKES, ANTI LOCK. THE CONTACT HAS CONTACTED THE MANUFACTURER, AND FILED A COMPLAINT WITH FILE # 71470052366. THE CONTACT STATED THAT THIS WAS FILE OVER A WEEK AGO. THE CONTACT STATED THAT HE HAS HAD THE SENSORS REPLACED ON 3 OCCASIONS. THE 1ST SENSOR WAS REPLACED AT 45,104 MILES ON 08/02/05, AND THE 2ND SENSOR WAS REPLACED AT 46583 ON 10/24/05 AND THE 3RD WAS REPLACED 01/17/07 WITH 60216 MILES. THE CONTACT BELIEVES THAT THE ABS SHOULD NOT HAVE SO MANY PROBLEMS. THE CONTACT STATED THAT ON 3 OCCASIONS HE HAS BARELY AVERTED A CRASH. *AK

NHTSA ODI #10179505

90,000 miles · Jan 22, 2007
Service Brakes, Hydraulic

ABS WOULD RELEASE THE BRAKES WHEN ATTEMPTING TO STOP; COVERED UNDER RECALL 05V37900 IN THREE OF FOUR SURROUNDING STATES. *JB

NHTSA ODI #10179338

16,000 miles · Nov 8, 2006
Parking BrakeService Brakes, Hydraulic

2000 SILVERADO 4 WHEEL DRIVE VIN 2GCEK19T6Y13XXXXX REAR BRAKES CORRODE EVERY 8,000 MILES TO THE POINT OF BEING TOTALLY INEFFECTIVE AT STOPPING THE VEHICLE. ALSO PARKING BRAKES REQUIRE READJUSTMENT AT 8,000 MILES BECAUSE THEY WEAR OUT NOT EVEN BEING USED. THIS I SEE WAS A RECALL FOR MANUAL TRANSMISSIONS, AUTOMATIC TRANSMISSIONS…

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2000 SILVERADO 4 WHEEL DRIVE VIN 2GCEK19T6Y13XXXXX REAR BRAKES CORRODE EVERY 8,000 MILES TO THE POINT OF BEING TOTALLY INEFFECTIVE AT STOPPING THE VEHICLE. ALSO PARKING BRAKES REQUIRE READJUSTMENT AT 8,000 MILES BECAUSE THEY WEAR OUT NOT EVEN BEING USED. THIS I SEE WAS A RECALL FOR MANUAL TRANSMISSIONS, AUTOMATIC TRANSMISSIONS SUFFER THE SAME PROBLEM BUT NO RECALL.NHTSA RECALL#05V1610000.THE REAR BRAKE PADS WEAR OUT EVERY 30,000 MILES THE FRONT BRAKE PADS EVERY 100,000 MILES THIS I BELIEVE IS THE CAUSE OF MANY VEHICLE ACCIDENTS ,THIS IS BECAUSE THE VEHICLE IS ONLY BEING STOPPED BY ONE SET OF BRAKES WHICH CAUSES THE ABS TO COME ON PREMATURELY.THIS ALL STARTED IN THE YEAR 2000 AND STILL CONTINUES TODAY NOVEMBER 2006. *NM

NHTSA ODI #10172981

90,000 miles · Oct 18, 2006
Service Brakes, Hydraulic

DT*: THE CONTACT STATED THE ANTILOCK BRAKING SYSTEM FAILED WHILE DRIVING 10 MPH. A NHTSA RECALL #05V379000 PERTAINING TO SERVICE BRAKES, HYDRAULIC:ANTILOCK WAS PERFORMED ON THE VEHICLE. AFTER THE REPAIRS, THE BRAKES WERE STILL INOPERABLE.

NHTSA ODI #10171171

44,000 miles · Aug 29, 2006
Service Brakes, Hydraulic

DT*: THE CONTACT STATED AT VARIOUS SPEEDS, THE VEHICLE ROTORS WERE CORRODED. ALL FOUR ROTORS HAD THIS PROBLEM. THE PADS WERE NOT MAKING FULL CONTACT WITH THE DISCS. THE CONTACT FELT THE BRAKING WAS NOT AFFECTED BUT COULD DECREASE IN THE FUTURE. THE VEHICLE HAD A 4-WHEEL ANTI-LOCK BRAKING SYSTEM. THE VEHICLE WAS TAKEN TO TH…

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DT*: THE CONTACT STATED AT VARIOUS SPEEDS, THE VEHICLE ROTORS WERE CORRODED. ALL FOUR ROTORS HAD THIS PROBLEM. THE PADS WERE NOT MAKING FULL CONTACT WITH THE DISCS. THE CONTACT FELT THE BRAKING WAS NOT AFFECTED BUT COULD DECREASE IN THE FUTURE. THE VEHICLE HAD A 4-WHEEL ANTI-LOCK BRAKING SYSTEM. THE VEHICLE WAS TAKEN TO THE DEALER ON 08/22/06 TO HAVE A RECALL PERFORMED REGARDING THE ABS SYSTEM, BUT WAS NOT COMPLETED BECAUSE THE DEALER NOTIFIED THE CONTACT THAT THE ROTORS NEEDED TO BE REPLACED AS WELL. THE MANUFACTURER WAS NOT CONTACTED. UPDATED 09/13/06

NHTSA ODI #10166838

Official recalls

0

No recalls in this snapshot.

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.