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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
Mileage unknown · Feb 24, 2010
Seat Belts

SEAT BELT LOCKS UP ALLOWING YOU NOT TO BE ABLE TO PUT IT ON OR PULL IT OUT FAR ENOUGH TO PUT ON. *TR

NHTSA ODI #10313829

110,000 miles · Feb 23, 2010
Service Brakes, Hydraulic

I HAVE A 2002 CHEVROLET SILVERADO Z-71 PICKUP TRUCK. I HAVE 105,000 MILES ON IT. WHEN I'M AT A LOW SPEED MY ANTI-LOCK BRAKES ACTIVATE FOR NO REASON AND THE TRUCK WONT STOP. I HAVE NEARLY BEEN IN SEVERAL ACCIDENTS. I HAVE REPLACED THE ROTORS AND BRAKES AND CLEANED AND REGREASED THE ABS SENSORS AND NOTHING HAS CHANGED. IM, FORCED …

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I HAVE A 2002 CHEVROLET SILVERADO Z-71 PICKUP TRUCK. I HAVE 105,000 MILES ON IT. WHEN I'M AT A LOW SPEED MY ANTI-LOCK BRAKES ACTIVATE FOR NO REASON AND THE TRUCK WONT STOP. I HAVE NEARLY BEEN IN SEVERAL ACCIDENTS. I HAVE REPLACED THE ROTORS AND BRAKES AND CLEANED AND REGREASED THE ABS SENSORS AND NOTHING HAS CHANGED. IM, FORCED TO TAKE MY VEHICLE TO THE DEALERSHIP FOR REPAIRS. AS IT TURNS OUT, THIS IS A COMMON PROBLEM ON CHEVY PICKUP TRUCKS. THIS IS A SERIOUS SAFETY MATTER AND NEEDS TO BE LOOKED INTO. *TR

NHTSA ODI #10313399

67,000 miles · Jan 14, 2010
Service Brakes, Hydraulic

TL*THE CONTACT OWNS A 2002 CHEVROLET SILVERADO 1500. THE CONTACT STATED THAT THE ABS LIGHT IN THE VEHICLE ILLUMINATED AND WHEN THAT OCCURRED THE BRAKES WOULD NOT STOP THE VEHICLE. HE ALSO NOTICED THAT THE FAILURE OCCURRED AT A LOW SPEED RANGE, 5 TO 20 MPH; HE FURTHER NOTED THAT THERE WAS A GRINDING NOISE. WHEN HE LIGHTLY TOUCHED…

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TL*THE CONTACT OWNS A 2002 CHEVROLET SILVERADO 1500. THE CONTACT STATED THAT THE ABS LIGHT IN THE VEHICLE ILLUMINATED AND WHEN THAT OCCURRED THE BRAKES WOULD NOT STOP THE VEHICLE. HE ALSO NOTICED THAT THE FAILURE OCCURRED AT A LOW SPEED RANGE, 5 TO 20 MPH; HE FURTHER NOTED THAT THERE WAS A GRINDING NOISE. WHEN HE LIGHTLY TOUCHED THE BRAKE PEDAL DURING THE FAILURE, THE VEHICLE WOULD THEN STOP BUT THE ABS LIGHT WOULD STAY ON LONGER. HE TOOK THE VEHICLE TO THE DEALER WHO STATED THAT THERE WAS CORROSION ON THE BRAKING SYSTEM. THE MANUFACTURER HAS NOT BEEN NOTIFIED AT THE TIME THE COMPLAINT WAS FILED. THE VEHICLE HAD NOT BEEN REPAIRED TO-DATE. THE CURRENT MILEAGE WAS 70,260. THE FAILURE MILEAGE WAS APPROXIMATELY 67,000. UPDATED 3/16/10 *CN UPDATED 05/10/10*JB

NHTSA ODI #10299770

52,300 miles · Dec 17, 2009
Service Brakes, Hydraulic

I AM THE ORIGINAL OWNER OF A 1500 SERIES, 2002 SILVERADO, RESIDING IN SOUTH FLORIDA. WHILE EXITING THE RAMP OFF THE HIGHWAY, AT 50 MPH, WITH A 7,600 POUND CAR TRAILER IN TOW, I DEPRESSED THE BRAKE PEDAL, AND IT WENT TO THE FLOOR! ONLY WITH THE USE OF THE MANUAL OVERRIDE OF MY ELECTRIC TRAILER BRAKES WAS I ABLE TO STOP, AVOIDING …

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I AM THE ORIGINAL OWNER OF A 1500 SERIES, 2002 SILVERADO, RESIDING IN SOUTH FLORIDA. WHILE EXITING THE RAMP OFF THE HIGHWAY, AT 50 MPH, WITH A 7,600 POUND CAR TRAILER IN TOW, I DEPRESSED THE BRAKE PEDAL, AND IT WENT TO THE FLOOR! ONLY WITH THE USE OF THE MANUAL OVERRIDE OF MY ELECTRIC TRAILER BRAKES WAS I ABLE TO STOP, AVOIDING A NEAR MISS COLLISION, AND A SERIOUS, PERHAPS FATAL ACCIDENT. IT WAS DETERMINED ONE OF THE BRAKE LINES LEAKED AND FAILED AS A "RUST AND CORROSION". THE VEHICLE HAD 52,300 AT THE TIME OF THE INCIDENT, AND IN FLORIDA SINCE PURCHASING NEW. WITH THE HELP OF A FRIEND, A TEMPORARY REPAIR WAS MADE USING A COMPRESSION FITTING TO ALLOW US TO CONTINUE OUR 90 MILE TRIP HOME. THE TRUCK WAS TAKEN TO THE DEALERSHIP WHO CONFIRMED "RUST AND CORROSION" WAS THE CAUSE, HOWEVER THERE WERE NO RECALLS, OR WARRANTY, AND I WOULD BE REQUIRED TO PAY THE COST OF $738.00 TO REPLACE ALL THE LINES. AT THAT TIME I HAD LITTLE CHOICE BUT TO AUTHORIZE THEM TO PROCEED. HOWEVER AFTER COMPLETION OF THE WORK AND MY INSPECTION, THE LINES WERE INSTALLED USING INTERCONNECTING FITTINGS, AT VARIOUS LOCATIONS, AND NOT CONTINUOUS LINES AS WAS ORIGINALLY SUPPLIED BY THE FACTORY, NOR WAS PLACEMENT. I NOW QUESTION THE SAFETY OF THE REPAIR. THE DEALERSHIP ADVISED THE WORK THEY PERFORMED WAS THE METHOD AUTHORIZED BY GM, AND CONTINUOUS LINES WERE NOT AVAILABLE FROM THE FACTORY. THIS IS PROBABLY BECAUSE GM DOES NOT OFFER THEM, AS THE BRAKE LINES SHOULD HAVE LASTED THE LIFE OF THE TRUCK. I HAVE CONCLUDED THAT THE MATERIAL USED FOR THE BRAKE LINES WERE OF VERY POOR QUALITY. I HAVE CONTACTED GM AND CONTINUE TO AWAIT A RESPONSE FROM THEIR ENGINEERING. THE DEALERSHIP HAS FURTHER ADVISED THERE WAS NOTHING FURTHER THEY COULD DO, AND THE GM AREA REPRESENTATIVE CONFIRMED THAT WITH THEM. I QUESTION IF IT TAKES A NUMBER OF DEATHS AS A RESULT OF POOR QUALITY BRAKE LINES BEFORE GM TAKES SOME ACTION. IN SEARCHING THE INTERNET, I HAVE FOUND MANY REPORTS RELATING TO THE SAME PROBLEM. SO, WHAT WILL GM DO? *TR

NHTSA ODI #10296236

130,000 miles · Nov 29, 2009
Service Brakes, Hydraulic

HI, I HAVE A 2002 CHEVY SILVERADO I BOUGHT BRAND NEW. TODAY I HIT THE BRAKES PULLING OUT OF MY DRIVEWAY AND THE BRAKE HIT THE FLOOR. THE LINE BLEW OUT. ALL OF MY LINES ARE RUSTED BADLY. IF YOU LOOK ON THE NET THERE ARE HUNDREDS OF POSTS RELATED TO THIS. WHY IS THIS NOT A RECALL? THIS COULD HAVE BEEN HORRIBLE AS I WAS ON MY WAY T…

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HI, I HAVE A 2002 CHEVY SILVERADO I BOUGHT BRAND NEW. TODAY I HIT THE BRAKES PULLING OUT OF MY DRIVEWAY AND THE BRAKE HIT THE FLOOR. THE LINE BLEW OUT. ALL OF MY LINES ARE RUSTED BADLY. IF YOU LOOK ON THE NET THERE ARE HUNDREDS OF POSTS RELATED TO THIS. WHY IS THIS NOT A RECALL? THIS COULD HAVE BEEN HORRIBLE AS I WAS ON MY WAY TO HAUL OUT MY 5,000 POUND BOAT! GM NEEDS TO ADDRESS THIS OR AT LEAST GET WORD OUT THEY USED CHEAP LINES AND PEOPLE CAN EASILY BE KILLED! JIM STACY *TR

NHTSA ODI #10293918

19,000 miles · Nov 14, 2009
Steering

THE INTERMEDIATE STEERING SHAFT HAS A CLUNKING/KNOCKING NOISE WHEN TURNING WHEELS AT LOW SPEEDS. *TR

NHTSA ODI #10292165

60,000 miles · Nov 3, 2009
Service Brakes, Hydraulic

WAS NOTIFIED OF THE BRAKES, ABS INADVERTENT ACTIVATION RECALL. TOOK THE VEHICLE IN AND NO ISSUES WERE FOUND RELATING TO THE RECALL. SEVERAL MONTHS LATER THE EXACT SYMPTOM DESCRIBED BY THE RECALL WAS HAPPENING. TOOK THE VEHICLE IN AGAIN AND WAS TOLD THAT I WOULD HAVE TO PAY FOR THE REPAIR EVEN THOUGH THE RECALL WAS CLEARLY THE CA…

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WAS NOTIFIED OF THE BRAKES, ABS INADVERTENT ACTIVATION RECALL. TOOK THE VEHICLE IN AND NO ISSUES WERE FOUND RELATING TO THE RECALL. SEVERAL MONTHS LATER THE EXACT SYMPTOM DESCRIBED BY THE RECALL WAS HAPPENING. TOOK THE VEHICLE IN AGAIN AND WAS TOLD THAT I WOULD HAVE TO PAY FOR THE REPAIR EVEN THOUGH THE RECALL WAS CLEARLY THE CAUSE. THE ABS ACTIVATES UNDER 8 MPH AND WHEN CRAWLING VERY SLOWLY IN HEAVY TRAFFIC. PEDAL GOES TO THE FLOOR. I REMOVED THE ABS FUSE TO AVOID LOW SPEED CRASH. HAS NOT BEEN REPAIRED TO DATE. *TR

NHTSA ODI #10290857

98,350 miles · Oct 24, 2009
Service Brakes, HydraulicCrash

VEHICLE WAS INVOLVED IN RECALL FOR FRONT ABS WHEEL SPEED SENSORS, RECALL WAS ALLEGEDLY PERFORMED 6/21/05. WHILE PULLING INTO A PARKING SPOT APPLIED BRAKES WHILE TURNING IN, ABS ENGAGED AT A LOW SPEED, APPROX. 2 MPH, AND VEHICLE WOULD NOT STOP, COLLIDED WITH TWO CONCRETE POSTS THAT WERE PROTECTING THE GAS METER FOR THE BUILDING …

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VEHICLE WAS INVOLVED IN RECALL FOR FRONT ABS WHEEL SPEED SENSORS, RECALL WAS ALLEGEDLY PERFORMED 6/21/05. WHILE PULLING INTO A PARKING SPOT APPLIED BRAKES WHILE TURNING IN, ABS ENGAGED AT A LOW SPEED, APPROX. 2 MPH, AND VEHICLE WOULD NOT STOP, COLLIDED WITH TWO CONCRETE POSTS THAT WERE PROTECTING THE GAS METER FOR THE BUILDING DAMAGING THE FRONT BUMPER AND IMPACT STRIP. I DO NOT BELIEVE THAT THE RECALL WAS EVER PERFORMED. VEHICLE IS A 2002 CHEVROLET SILVERADO EXTENDED CAB 4X4. *TR

NHTSA ODI #10289662

86,004 miles · Aug 25, 2009
Electrical System

ABS RECALL FOR 2002 CHEVY PICKUPS ISSUED IN SEP 2005. ISSUE WAS WHILE I WAS IN SLOW MOVING 3 TO 5 MPH ABS SYSTEM WOULD ACTIVATE AND CAN CAUSE A POTENTIAL CRASH. RECALL WAS TO PERFORM A INSPECTION OF THE ABS SYSTEM. CLEAN AND APPLY A RUST PREVENTIVE AND CONFIRM SENSOR WAS RECEIVING PROPER SIGNAL. MY PICKUP WAS SERVICED AT …

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ABS RECALL FOR 2002 CHEVY PICKUPS ISSUED IN SEP 2005. ISSUE WAS WHILE I WAS IN SLOW MOVING 3 TO 5 MPH ABS SYSTEM WOULD ACTIVATE AND CAN CAUSE A POTENTIAL CRASH. RECALL WAS TO PERFORM A INSPECTION OF THE ABS SYSTEM. CLEAN AND APPLY A RUST PREVENTIVE AND CONFIRM SENSOR WAS RECEIVING PROPER SIGNAL. MY PICKUP WAS SERVICED AT OUR LOCAL DEALERSHIP IN NOVEMBER 2005. THIS PICKUP WAS NOT HAVING ANY ISSUES WITH ABS SYSTEM AT THAT TIME OF SERVICE. THE DEALERSHIP CHANGE OUT THE PASSENGER SIDE SENSOR (DUE TO RUST) AND PERFORMED THE REQUIRED MAINTENANCE ON THE DRIVER SIDE. NOW 36,000 MILES LATER I ALMOST HAD TWO ACCIDENTS IN THE SAME DAY DUE TO THE ABS SYSTEM ACTIVATION WHILE STOPPING IN SLOW SPEED. (I CAN DETAIL THE POTENTIAL ACCIDENT LATER) THE ABS WAS ONLY COMING ON AT RANDOM AND NOT ALL THE TIME. I FOUND OUT FROM THE DEALERSHIP AND G.M. ONCE THE PICKUP WAS SERVICE THE RECALL HAD BEEN TAKEN CARE ANY OTHER ISSUES IF UP TO THE OWNER TO TAKE CARE OF. MY COMPLAINT IS IN JUST CLEANING AND PUTTING RUST PREVENTIVE IN PLACE IS NOT A LONG TERM FIX BUT ONLY TEMPORARY FIX AND THE SAFETY ISSUE STILL EXIST IN THE SALT BELT STATES. THE TEST METHOD IS TO HOOKING THE SYSTEM UP TO A DIAGNOSTIC EVALUATION. THIS TEST SHOWED THE SENSOR WAS DROPPING OFF AT A LOW RPM AND CAUSING THE ABS TO ACTIVE. THE ISSUE CAN BE CAUSED BY RUST COATING THE SENSOR FACE OR THE RECEIVER FACE. THE DEALERSHIP WAS PLANNING TO CHANGE THE SENSOR BEFORE EVEN TESTING TO BE DEFECTIVE. BECAUSE IT IS LIKELY THE SENSOR WILL BE DAMAGED IN THE REMOVAL PROCESS. MY POINT IS, THIS CAN AND WILL HAPPEN AGAIN AND IS A HIGH RISK TO DAMAGE. PROPERTY, PERSONS. IN THIS CASE THE RECALL FIX ONLY LASTED 36,000 MILES. I ONLY HAVE 86,000 MILE TOTAL ON THIS PICKUP. MY FAMILY AND OTHER FAMILIES ARE AT RISK WITH OUT A PERMANANT FIX TO THIS ABS SYSTEM. IS A ONE TIME RECALL FIX THE NORMAL WITH OEM'S ON RECALL EVEN THOUGHT THE FIX DID NOT FULLY FIX THE RECALL ISSUE? PLEASE REVIEW AND GET BACK WITH ME. *TR

NHTSA ODI #10281698

66,400 miles · Aug 24, 2009
Service Brakes, Hydraulic

ABS BRAKES ENGAGE AT SLOW SPEEDS (UNDER 10MPH) WHILE COMING TO A STOP. WHILE APPLYING THE BRAKE THE ABS ACTIVATES AND THE VEHICLE LUNGES FORWARD A FEW FEET UNTIL THE NORMAL BRAKING ACTIVATES. THIS EXACT COMPLAINT WAS ADDRESSED BY CHEVROLET ON SAFETY RECALL BULLETIN 05058C AND THIS REPAIR WAS COMPLETED ON THIS VEHICLE BACK IN 2…

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ABS BRAKES ENGAGE AT SLOW SPEEDS (UNDER 10MPH) WHILE COMING TO A STOP. WHILE APPLYING THE BRAKE THE ABS ACTIVATES AND THE VEHICLE LUNGES FORWARD A FEW FEET UNTIL THE NORMAL BRAKING ACTIVATES. THIS EXACT COMPLAINT WAS ADDRESSED BY CHEVROLET ON SAFETY RECALL BULLETIN 05058C AND THIS REPAIR WAS COMPLETED ON THIS VEHICLE BACK IN 2005. THE DESIGN OF THE HUB ALLOWS THE RELUCTOR WHEEL TO RUST WHICH IN TURN DOESN'T ALLOW THE SPEED SENSOR TO ACHIEVE A CORRECT READING AND HAS CREATED THE EXACT SAME ISSUE AS ADDRESSED IN THE ORIGINAL SAFETY RECALL. *TR

NHTSA ODI #10281583

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.