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2002 Chevrolet Silverado 1500

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2002 Chevrolet Silverado 1500 do not stand out strongly from the model-year median of 525.

About this comparison →

When problems were reported

Mileage at the reported incident

443 reports with mileage · 66 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. Review the 184 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 164 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 30 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

45 crash reports5 fire reports15 injury reports

What owners actually said

509 reports
125,000 miles · Dec 8, 2014
Fuel System, GasolineService BrakesStructure

I HAD REPLACED ANTILOCK BRAKE MODULE LAST YEAR AND HAD BRAKES WORKED ON THIS YEAR AND LAST AND REPLACED BRAKE PADS. THE ROTORS HAD BEEN TURNED BEFORE, ON A TRIP TO MY DAUGHTERS MY BRAKES STARTED TO GO OUT. THEY WERE COMPLETELY OUT BY THE TIME I REACHED HER CORNER. I HAD TO HAVE ALL NEW BRAKE LINES AND ROTORS AND PADS EVEN THOUG…

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I HAD REPLACED ANTILOCK BRAKE MODULE LAST YEAR AND HAD BRAKES WORKED ON THIS YEAR AND LAST AND REPLACED BRAKE PADS. THE ROTORS HAD BEEN TURNED BEFORE, ON A TRIP TO MY DAUGHTERS MY BRAKES STARTED TO GO OUT. THEY WERE COMPLETELY OUT BY THE TIME I REACHED HER CORNER. I HAD TO HAVE ALL NEW BRAKE LINES AND ROTORS AND PADS EVEN THOUGH THERE WERE ONLY 6,000 MILES ON THE PADS. I ALSO HAD RUSTPROOFED THE TRUCK INCLUDING THE UNDERBODY AND CARRIAGE WHEN I BOUGHT IT NEW IN 2002. IT'S A RUST BUCKET DESPITE THE EXTRA PROTECTION. THE ANTILOCK BRAKE MODULE WAS RUSTED. THE BRAKE LINES WERE COMPLETELY RUSTED THROUGH. AND NOW THE FUEL PUMP IS OUT AND THEY FUEL LINES ARE RUSTED AS WELL. WHAT GETS ME IS I PAID SO MUCH EXTRA FOR EXTRA RUST PROOFING. IT SHOULD NOT HAVE RUSTED THROUGH THIS BAD AT ONLY 125000 MILES. THE ANTILOCK BRAKE MODULE IS PLACED WHERE THE RUST CAN GET AT IT RIGHT UNDER THE CHASSIS PART UNPROTECTED. SO MUCH FOR SAFETY. THAT WENT OUT AT ABOUT 75000 MILES BUT JUST GOT IT REPLACED AT 100000 MILES OR SO. THE BRAKE LINES AND THE FUEL LINES ARE A JOKE ON THIS VEHICLE. I USED TO MAKE AND INSPECT AND TEST THEM AT A FACTORY AND THESE WOULD HAVE NEVER PASSED INSPECTION FOR CORROSION TEST. BUT THEY WEREN'T MADE THERE. THE FACTORY IS CLOSED. NO UNION WAGES EITHER, BUT WE DID GOOD WORK NOT THIS GARBAGE. IT COST OVER $500 FOR MODULE AND IT COST 2500 FOR THE REST OF BRAKE JOB. AND NOW THE FUEL LINES AND PUMP AND FILTER WILL COST OVER $1000. PLUS MY TRUCK BODY IS RUSTING THROUGH ON THE ROCKER PANELS. I BOUGHT A SILVERADO BECAUSE THEY HOLD THEIR VALUE AND ARE DEPENDABLE. NOW MY VEHICLE IS ONLY WORTH ABOUT HALF OF WHAT IT SHOULD BE AND I'M PAYING THOUGH THE NOSE ON TOP OF IT! WE HAVE A 98 CHEVY BLAZER WITH 195000 AND NO RUST ON THE ROCKER PANELS AND THE BRAKE LINES ARE JUST NOW GETTING REPLACED. THERE WAS NO EXTRA RUST PROTECTION ON IT EITHER! WHEN IS GM GOING TO BE RESPONSIBLE? *TR

NHTSA ODI #10662848

110,000 miles · Nov 25, 2014
Power TrainService BrakesSuspension

CRESTED A SMALL HILL TO SEE A RED LIGHT WITH THREE CARS IN LINE. I DEPRESSED BRAKE PEDAL, WHICH WENT TO THE FLOOR. THE VEHICLE WAS STOPPED USING THE PARKING BRAKE AFTER SWERVING INTO EMPTY LANE OF ONCOMING TRAFFIC IN ORDER TO AVOID HITTING THE LINE OF CARS FROM BEHIND. UPON INSPECTION, THE FRONT BRAKE CIRCUIT WAS BLOWN IN TH…

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CRESTED A SMALL HILL TO SEE A RED LIGHT WITH THREE CARS IN LINE. I DEPRESSED BRAKE PEDAL, WHICH WENT TO THE FLOOR. THE VEHICLE WAS STOPPED USING THE PARKING BRAKE AFTER SWERVING INTO EMPTY LANE OF ONCOMING TRAFFIC IN ORDER TO AVOID HITTING THE LINE OF CARS FROM BEHIND. UPON INSPECTION, THE FRONT BRAKE CIRCUIT WAS BLOWN IN THE PIPING JUST AFT OF THE FRONT DRIVER'S SIDE WHEEL. IT IS EXTREMELY DIFFICULT TO STOP A LARGE TRUCK WITH EMPTY BED USING ONLY THE REAR BRAKES AS THEY LOCK UP EASILY. THERE SEEMED TO BE NO BRAKE POWER USING THE BRAKE PEDAL, WHICH IS WHY THE PARKING PEDAL WAS USED. EVEN WITH A FUNCTIONAL PARKING BRAKE, THE "FAILSAFE" OF HAVING ONLY ONE CIRCUIT IS NEARLY USELESS GIVEN AN EMPTY TRUCK BED (LOW REAR-WHEEL TRACTION) AND A LOSS OF PRESSURE ON THE FRONT CIRCUIT. IN MY OPINION, LOSING THE FRONT BRAKES ON A TRUCK IS CATASTROPHIC. IN ANY EVENT, IN MY CASE, THE SUPPOSED FAIL-SAFE EITHER DID NOT WORK OR WAS INCONSEQUENTIAL. ALL OF THE HARD LINES (FUEL AND BRAKE) ON THIS VEHICLE ARE EXTREMELY CORRODED AND ARE BEING REPLACED WITH STAINLESS. THIS CAR SPENT THE FIRST FIVE YEARS OF ITS LIFE IN OKLAHOMA AND MISSOURI (WHERE LITTLE TO NO SALT IS USED) AND MOVED TO NH IN 2006. THE REAR DRIVER'S SIDE ROCKER PANEL IS ALSO RUSTED THROUGH AND THE FRAME HAS VERY SIGNIFICANT RUST, ESPECIALLY ON THE LEAF SPRING HANGERS. IN ADDITION, THE FRONT DRIVESHAFT IS RUSTED TO THE POINT THAT I WILL NOT OPERATE THE VEHICLE IN 4WD UNTIL I REPLACE IT. THIS VEHICLE SEEMS VERY SUSCEPTIBLE TO RUST, ESPECIALLY THE BRAKE LINES, SOME OF WHICH CRUMBLED IN MY HUSBANDS HANDS WHILE REMOVING. *TR

NHTSA ODI #10660844

114,271 miles · Nov 25, 2014
Service Brakes

I TOOK THE VEHICLE TO THE SHOP FOR A SAFETY INSPECTION. THEY FOUND THAT THE METAL BRAKE LINES HAD RUSTED THROUGH AND WERE LEAKING. FORTUNATELY THIS PROBLEM WAS DISCOVERED IN THE SHOP, AVOIDING A POSSIBLY CATASTROPHIC BRAKE FAILURE WHILE DRIVING. I HAD THE FRONT LINES REPLACED BY THE SHOP AT A COST OF $581.50, AND I AM REPLACING …

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I TOOK THE VEHICLE TO THE SHOP FOR A SAFETY INSPECTION. THEY FOUND THAT THE METAL BRAKE LINES HAD RUSTED THROUGH AND WERE LEAKING. FORTUNATELY THIS PROBLEM WAS DISCOVERED IN THE SHOP, AVOIDING A POSSIBLY CATASTROPHIC BRAKE FAILURE WHILE DRIVING. I HAD THE FRONT LINES REPLACED BY THE SHOP AT A COST OF $581.50, AND I AM REPLACING THE REAR LINES MYSELF. I AM FILING THIS COMPLAINT TO DOCUMENT THE PROBLEM AS IT RELATES TO PREVIOUS REQUESTS TO GM BY THE NHTSA TO ISSUE A RECALL ON THESE VEHICLES FOR THIS PROBLEM. *TR

NHTSA ODI #10660824

172,000 miles · Nov 24, 2014
Service Brakes

WHILE TRAVELING THROUGH TOWN APPROACHED AN INTERSECTION WHEN BRAKES WERE APPLIED PEDAL WENT TO THE FLOOR TRIED TO PUMP THEM AS FAST AS POSSIBLE TO NOT GET INTO A COLLISION WITH CAR SITTING AT THE RED LIGHT. DID AN AVOIDANCE MANEUVER INTO RIGHT TURN LANE WAS UNABLE TO STOP TRUCK AND NARROWLY MISSED ONCOMING TRAFFIC TURNING LEF…

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WHILE TRAVELING THROUGH TOWN APPROACHED AN INTERSECTION WHEN BRAKES WERE APPLIED PEDAL WENT TO THE FLOOR TRIED TO PUMP THEM AS FAST AS POSSIBLE TO NOT GET INTO A COLLISION WITH CAR SITTING AT THE RED LIGHT. DID AN AVOIDANCE MANEUVER INTO RIGHT TURN LANE WAS UNABLE TO STOP TRUCK AND NARROWLY MISSED ONCOMING TRAFFIC TURNING LEFT AS I APPROACHED THE CORNER, I SHIFTED TRANSMISSION INTO LOW GEAR AND WAS ABLE TO APPLY PARKING BRAKE TO STOP TRUCK. TOOK TO MECHANIC AND FOUND BRAKE LINE RUPTURED BELOW DRIVERS SEAT HAD TO REPLACE ALL BRAKE LINES DUE TO CORROSION .WAS INFORMED BY MECHANICS REPAIRING THE RUPTURED LINE COULD BREAK SURROUNDING LINES AS THEY WERE ALL CORRODED AS WELL. SO THEY REPLACED ALL BRAKELINES AND ALL PISTON CALIPERS AS WELL BECAUSE FERRUL NUTS WERE RUSTED INTO CALIPERS. $1600 DOLLAR REPAIR. LINES AND CALIPERS (4). *TR

NHTSA ODI #10660421

132,000 miles · Nov 9, 2014
Service Brakes

DRIVER SWERVED IN FRONT OF TWO CARS IN FRONT OF ME CAUSING THEM TO BRAKE HARD. WHEN I BRAKE THE BRAKE PEDAL WENT TO THE FLOOR AT 70 MPH. I SWERVED IN TO THE EMERGENCY LANE TO AVOID HITTING THE VEHICLES IN FRONT OF ME. I KEPT THE PEDAL PRESSED AND ENGAGED THE PARKING BRAKE WHILE DOWN SHIFTING THE TRUCK FROM DRIVE TO 3, 2 THEN 1ST…

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DRIVER SWERVED IN FRONT OF TWO CARS IN FRONT OF ME CAUSING THEM TO BRAKE HARD. WHEN I BRAKE THE BRAKE PEDAL WENT TO THE FLOOR AT 70 MPH. I SWERVED IN TO THE EMERGENCY LANE TO AVOID HITTING THE VEHICLES IN FRONT OF ME. I KEPT THE PEDAL PRESSED AND ENGAGED THE PARKING BRAKE WHILE DOWN SHIFTING THE TRUCK FROM DRIVE TO 3, 2 THEN 1ST. I THEN PLACED THE TRUCK IN NEUTRAL AND GOT THE VEHICLE STOPPED. UPON INSPECTION ON THE SIDE OF THE ROAD I FOUND ONE OF THE REAR STEEL BRAKE LINES HAD BURST. *TR

NHTSA ODI #10653740

100,000 miles · Nov 8, 2014
Electrical System

IGNITION SWITCH WON'T START ENGINE. REPLACED SWITCH AND HAD NO IMPROVEMENT. TURNING KEY SEVERAL TIMES MAY RESULT IN STARTING OR NOT. THERE SEEMS TO BE A DELAY IN IGNITION WHEN IT DOES START. AN ON-LINE REVIEW SHOWS I'M NOT THE ONLY ONE WITH THIS PROBLEM. I HAVE SAFETY CONCERNS WHEN I OR MY WIFE USES VEHICLE TO SHOP AND RISK…

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IGNITION SWITCH WON'T START ENGINE. REPLACED SWITCH AND HAD NO IMPROVEMENT. TURNING KEY SEVERAL TIMES MAY RESULT IN STARTING OR NOT. THERE SEEMS TO BE A DELAY IN IGNITION WHEN IT DOES START. AN ON-LINE REVIEW SHOWS I'M NOT THE ONLY ONE WITH THIS PROBLEM. I HAVE SAFETY CONCERNS WHEN I OR MY WIFE USES VEHICLE TO SHOP AND RISKS BEING SUBJECT TO PREDATORS IN PARKING LOTS WHEN TRUCK WON'T START. *TR

NHTSA ODI #10653588

150,034 miles · Nov 8, 2014
Service Brakes

WHILE DRIVING ON US RT 202 THE LIGHT AHEAD OF ME TURNED RED SO I ATTEMPTED TO SLOW DOWN AND MY BRAKE PEDAL WENT STRAIGHT TO THE FLOOR AND DID NOT STOP OR SLOW DOWN. I HAD LOST BRAKE PRESSURE. RAN THE RED LIGHT WHERE I ALMOST T-BONED ANOTHER CAR, RIGHT IN FRONT OF A POLICE OFFICE. AFTER AVOIDING THE CRASH I PARKED ON THE SIDE GOT…

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WHILE DRIVING ON US RT 202 THE LIGHT AHEAD OF ME TURNED RED SO I ATTEMPTED TO SLOW DOWN AND MY BRAKE PEDAL WENT STRAIGHT TO THE FLOOR AND DID NOT STOP OR SLOW DOWN. I HAD LOST BRAKE PRESSURE. RAN THE RED LIGHT WHERE I ALMOST T-BONED ANOTHER CAR, RIGHT IN FRONT OF A POLICE OFFICE. AFTER AVOIDING THE CRASH I PARKED ON THE SIDE GOT OUT AND SAW BRAKE FLUID POURING OUT OF THE DRIVERS SIDE UNDER THE DRIVERS DOOR AREA. THE BRAKE LINES HAD FAILED DUE TO RUST. I AND OTHER MOTORISTS COULD HAVE BEEN SERIOUSLY INJURED FOR AN ISSUE THAT BOTH GM AND THE NHTSA KNOW ABOUT. *TR

NHTSA ODI #10653562

168,000 miles · Nov 4, 2014
Electrical SystemSeat BeltsService Brakes

TL* THE CONTACT OWNS A 2002 CHEVROLET SILVERADO 1500. THE CONTACT STATED THAT WHILE OPERATING THE VEHICLE, THE DRIVER SIDE SEAT BELT WOULD SUDDENLY RETRACT AND PREVENT THE CONTACT FROM MOVING. ALSO, THE CONTACT INDICATED THAT THE IGNITION KEY BECAME LODGED IN THE IGNITION SWITCH AND COULD NOT BE REMOVED. IN ADDITION, THE ABS SEN…

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TL* THE CONTACT OWNS A 2002 CHEVROLET SILVERADO 1500. THE CONTACT STATED THAT WHILE OPERATING THE VEHICLE, THE DRIVER SIDE SEAT BELT WOULD SUDDENLY RETRACT AND PREVENT THE CONTACT FROM MOVING. ALSO, THE CONTACT INDICATED THAT THE IGNITION KEY BECAME LODGED IN THE IGNITION SWITCH AND COULD NOT BE REMOVED. IN ADDITION, THE ABS SENSOR LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHO DIAGNOSED THAT THE ABS PUMP MOTOR WAS DEFECTIVE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 168,000.

NHTSA ODI #10652510

52,500 miles · Nov 3, 2014
Service Brakes

WHILE TRAVELING AT 25MPH AND COMING TO A SLIGHT ABRUPT STOP, THE BRAKE PEDAL FELL TO THE FLOOR WHILE DEPRESSING THE PEDAL TO STOP. THE VEHICLE CAME SLOWLY TO A STOP WITH STEAM RISING FROM UNDER THE VEHICLE. UPON PULLING THE VEHICLE TO A SAFE LOCATION AND UPON INSPECTION, IT APPEARS AS IF ONE OF THE METALLIC (ASSUMING STEEL) BR…

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WHILE TRAVELING AT 25MPH AND COMING TO A SLIGHT ABRUPT STOP, THE BRAKE PEDAL FELL TO THE FLOOR WHILE DEPRESSING THE PEDAL TO STOP. THE VEHICLE CAME SLOWLY TO A STOP WITH STEAM RISING FROM UNDER THE VEHICLE. UPON PULLING THE VEHICLE TO A SAFE LOCATION AND UPON INSPECTION, IT APPEARS AS IF ONE OF THE METALLIC (ASSUMING STEEL) BRAKE LINES FEEDING FROM THE MASTER CYLINDER TO THE ABS BLOCK HAD BURST. NO INDICATION LIGHTS ON THE DASH OF A BRAKING SYSTEM FAILURE OR LOW PRESSURE ALERT FOR THE SYSTEM. IT APPEARS THAT THE BRAKE LINES WERE CORRODED/RUSTED. UPON DISCUSSING WITH A REPUTABLE AUTO SHOP, THEY INDICATED THAT THIS IS A COMMON ISSUE ON THIS MODEL YEAR VEHICLE AND THAT A REPAIR TO REPLACE THE LINES MAY BE REQUIRED. THIS IS A SAFETY ISSUE IN MY OPINION AND IF THE MATERIALS USED TO MAKE THIS SAFETY SYSTEM WERE NON-CORROSIVE; THIS WOULD HAVE NOT HAPPENED. *TR

NHTSA ODI #10652108

135,000 miles · Oct 19, 2014
Service Brakes

THE ABS SYSTEM ACTIVATES OR DOES NOT ALLOW YOU TO STOP. IT SEEMS LIKE THE TRUCK CONTINUES TO ACCELERATE. PUMPING THE BRAKES DOES NOT WORK. PUTTING IT IN NEUTRAL OR RAMMING IT IN PARK IS THE ONLY WAY TO STOP IT. I ALMOST RAN SOMEONE OVER TODAY. THIS IS A VERY SERIOUS ISSUE. I CAN NOT DRIVE THIS TRUCK IN THIS CONDITION. L…

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THE ABS SYSTEM ACTIVATES OR DOES NOT ALLOW YOU TO STOP. IT SEEMS LIKE THE TRUCK CONTINUES TO ACCELERATE. PUMPING THE BRAKES DOES NOT WORK. PUTTING IT IN NEUTRAL OR RAMMING IT IN PARK IS THE ONLY WAY TO STOP IT. I ALMOST RAN SOMEONE OVER TODAY. THIS IS A VERY SERIOUS ISSUE. I CAN NOT DRIVE THIS TRUCK IN THIS CONDITION. LOOKING AT THE FORUMS OUT THERE THIS IS A WELL REPORTED PROBLEM YET I HAVE NOT BEEN MADE AWARE OF THE RECALL. I HAVE NOT CHANGED MY ADDRESS AND HAVE OWNED THIS FOR MORE THAN A YEAR AND A HALF. *TR

NHTSA ODI #10648688

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.