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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

Air Bags complaints

31 reports
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Mileage unknown · Sep 15, 2026
Air BagsCrashInjury

The vehicle was involved in a frontal collision with a light pole at an estimated speed of approximately 30–40 mph. Despite the severity and frontal nature of the impact, the driver-side steering wheel airbag did not deploy. To my knowledge, no airbags deployed. The vehicle/component may be available for inspection upon request.…

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The vehicle was involved in a frontal collision with a light pole at an estimated speed of approximately 30–40 mph. Despite the severity and frontal nature of the impact, the driver-side steering wheel airbag did not deploy. To my knowledge, no airbags deployed. The vehicle/component may be available for inspection upon request. The lack of airbag deployment may have increased the risk of injury to the driver. The driver sustained four broken ribs and a fractured back in the crash, and there was also concern that the driver may have struck the throat/neck area on the steering wheel. The airbag issue has not been reproduced or confirmed by a dealer or independent service center. Police responded to the crash and saw the vehicle. The vehicle has not yet been inspected by insurance representatives, and I am not aware of any inspection by the vehicle manufacturer regarding the airbag non-deployment. I do not know whether there were any airbag warning lights, warning messages, or other symptoms related to the airbag system before the crash. The police report indicates a non-fatal injury with same-day hospital release. However, the driver was actually transferred to another hospital out of state and remained hospitalized for approximately six additional days due to injuries sustained in the crash, including four broken ribs and a fractured back. The responding officer may not have been aware of the subsequent transfer and hospitalization at the time the police report was completed.

NHTSA ODI #11764553

Mileage unknown · Sep 15, 2026
Air BagsCrashInjury

The vehicle was involved in a frontal collision with a light pole at an estimated speed of approximately 30 mph. Despite the severity and frontal nature of the impact, the driver-side steering wheel airbag did not deploy. To my knowledge, no airbags deployed. The vehicle/component may be available for inspection upon request. T…

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The vehicle was involved in a frontal collision with a light pole at an estimated speed of approximately 30 mph. Despite the severity and frontal nature of the impact, the driver-side steering wheel airbag did not deploy. To my knowledge, no airbags deployed. The vehicle/component may be available for inspection upon request. The lack of airbag deployment may have increased the risk of injury to the driver. The driver sustained four broken ribs and a fractured back in the crash, and there was also concern that the driver may have struck the throat/neck area on the steering wheel. The airbag issue has not been reproduced or confirmed by a dealer or independent service center. Police responded to the crash and saw the vehicle. The vehicle was seen my police at the time of the incident but has not yet been inspected by insurance representatives, and I am not aware of any inspection by the vehicle manufacturer regarding the airbag non-deployment. I do not know whether there were any airbag warning lights, warning messages, or other symptoms related to the airbag system before the crash. The police report indicates a non-fatal injury with same-day hospital release. However, the driver was actually transferred to another hospital out of state and remained hospitalized for approximately six additional days due to injuries sustained in the crash, including four broken ribs and a fractured back. The responding officer may not have been aware of the subsequent transfer and hospitalization at the time the police report was completed.

NHTSA ODI #11764552

Mileage unknown · Mar 15, 2026
Air BagsEngine

Airbag recall Recall Engine knock sensors bad

NHTSA ODI #11724481

Mileage unknown · Oct 19, 2024
Air BagsCrash

From the initial report, the driver was over speed limit. However, the airbags DID NOT deploy that could have potentially saved his life.

NHTSA ODI #11620815

Mileage unknown · Sep 11, 2024
Air Bags

The contact owns a 2000 Chevrolet Silverado 1500. The contact received notification of NHTSA Campaign Number: 02V178000 (Air Bags); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repa…

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The contact owns a 2000 Chevrolet Silverado 1500. The contact received notification of NHTSA Campaign Number: 02V178000 (Air Bags); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. Parts distribution disconnect.

NHTSA ODI #11614014

Mileage unknown · Nov 9, 2022
Air BagsUnknown Or OtherVehicle Speed ControlCrashInjury

My husband just had a wreck last night. His gas pedals got stuck causing him to lose control of the truck and the truck to spend around in the middle of the street. It hit another car and a telephone pole before jumping the curb and landing in a field. THE AIR BAGS DID NOT DEPLOY ON ANY PARTS OF THE TRUCK THAT WAS IMPACTED BY TH…

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My husband just had a wreck last night. His gas pedals got stuck causing him to lose control of the truck and the truck to spend around in the middle of the street. It hit another car and a telephone pole before jumping the curb and landing in a field. THE AIR BAGS DID NOT DEPLOY ON ANY PARTS OF THE TRUCK THAT WAS IMPACTED BY THE WRECK. Both sides of the truck are completely smashed in and both windshields have been busted out. My husband actually came of the windshield of the truck where the Airbag should have deployed.

NHTSA ODI #11492892

150,000 miles · Oct 13, 2020
Air BagsSeat BeltsCrashInjury

MY SON FELL ASLEEP WHILE DRIVING AND HIT A TREE AND NONE OF THE AIRBAGS DEPLOYED. HE HAD HIS SEATBELT ON HOWEVER I DON'T THINK IT WORKED PROPERLY EITHER DUE TO HIS CHIN HIT THE STEERING WHEEL AND HEAD HIT THE WINDSHIELD. HE PUSHED THE ENTIRE STEERING COLUMN INTO THE DASH ABOUT 4-5 INCHES AND COULDN'T EVEN MOVE THE SHIFTER ON T…

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MY SON FELL ASLEEP WHILE DRIVING AND HIT A TREE AND NONE OF THE AIRBAGS DEPLOYED. HE HAD HIS SEATBELT ON HOWEVER I DON'T THINK IT WORKED PROPERLY EITHER DUE TO HIS CHIN HIT THE STEERING WHEEL AND HEAD HIT THE WINDSHIELD. HE PUSHED THE ENTIRE STEERING COLUMN INTO THE DASH ABOUT 4-5 INCHES AND COULDN'T EVEN MOVE THE SHIFTER ON THE COLUMN. THE TRUCK IS TOTALED AND THERE IS MAJOR DAMAGE TO THE ENTIRE FRONT OF THE VEHICLE AS HE HIT THE TREE HEAD ON BUT TOWARD THE PASSENGER SIDE. THIS IS A 2000 CHEVY SILVERADO CREW CAB, 4X4, STEPSIDE

NHTSA ODI #11364061

200,000 miles · Nov 23, 2018
Air BagsCrash

TL* THE CONTACT OWNED A 2000 CHEVROLET SILVERADO 1500. WHILE DRIVING APPROXIMATELY 80 MPH, THE CONTACT'S VEHICLE CRASHED INTO THE REAR OF A SEMI TRUCK. BOTH THE FRONT DRIVER AND PASSENGER SIDE AIR BAGS DEPLOYED. THE CONTACT INDICATED THAT THE FRONT PASSENGER SIDE AIR BAG DEPLOYED ALTHOUGH IT WAS DEACTIVATED VIA THE AIR BAG DEACT…

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TL* THE CONTACT OWNED A 2000 CHEVROLET SILVERADO 1500. WHILE DRIVING APPROXIMATELY 80 MPH, THE CONTACT'S VEHICLE CRASHED INTO THE REAR OF A SEMI TRUCK. BOTH THE FRONT DRIVER AND PASSENGER SIDE AIR BAGS DEPLOYED. THE CONTACT INDICATED THAT THE FRONT PASSENGER SIDE AIR BAG DEPLOYED ALTHOUGH IT WAS DEACTIVATED VIA THE AIR BAG DEACTIVATION SWITCH LOCATED ON THE LOWER MIDDLE SECTION OF THE DASHBOARD. NO INJURIES WERE REPORTED. A POLICE REPORT WAS FILED. THE VEHICLE WAS DESTROYED AND TOWED. THE VEHICLE WAS NOT DIAGNOSED. THE MANUFACTURER AND LOCAL DEALER WERE NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 200,000.

NHTSA ODI #11153374

292,000 miles · Jul 6, 2017
Air BagsCrash

TL* THE CONTACT OWNS A 2000 CHEVROLET SILVERADO 1500. WHILE DRIVING HIGHWAY SPEEDS, THE VEHICLE WAS INVOLVED IN A FRONT END COLLISION DUE TO ANOTHER DRIVER HARD BRAKING. EVEN THOUGH THE VEHICLE WAS EQUIPPED WITH AN AIR BAG ON/OFF SWITCH, WHICH DISABLED THE PASSENGER SIDE AIR BAG FROM DEPLOYING, THE AIR BAG STILL DEPLOYED. A POLI…

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TL* THE CONTACT OWNS A 2000 CHEVROLET SILVERADO 1500. WHILE DRIVING HIGHWAY SPEEDS, THE VEHICLE WAS INVOLVED IN A FRONT END COLLISION DUE TO ANOTHER DRIVER HARD BRAKING. EVEN THOUGH THE VEHICLE WAS EQUIPPED WITH AN AIR BAG ON/OFF SWITCH, WHICH DISABLED THE PASSENGER SIDE AIR BAG FROM DEPLOYING, THE AIR BAG STILL DEPLOYED. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED FROM THE SCENE TO A&A TOWING SALVAGE YARD AND HAD NOT BEEN DETERMINED WHETHER IT WAS DESTROYED. THE DEALER AND MANUFACTURER WERE NOT NOTIFIED OF THE FAILURE. THERE WERE NO INJURIES. THE FAILURE MILEAGE WAS APPROXIMATELY 292,000.

NHTSA ODI #11003416

Mileage unknown · Jun 12, 2017
Air Bags

TL* TAKATA RECALL. THE CONTACT OWNS A 2000 CHEVROLET SILVERADO 1500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V383000 (AIR BAGS). THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER (GALLES CHEVROLET LOCA…

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TL* TAKATA RECALL. THE CONTACT OWNS A 2000 CHEVROLET SILVERADO 1500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V383000 (AIR BAGS). THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER (GALLES CHEVROLET LOCATED IN ALBUQUERQUE, MN) CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE VIN WAS INVALID. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA ODI #10994544

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.