NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
614 reports30,000 miles · Nov 25, 2015
Service Brakes
MY TRUCK HAD TO HAVE A WHOLE BREAK LINE PUT IN LAST YR AND IT COST ME 200 BUCKS.NOW THE OTHER SIDE WENT OUT AND I AM ON A FIXED INCOME AND CANT AFFORD ANOTHER 200 BUCKS,,,ITS A 2000 MODEL AND I HAVE HAD SEVERAL OTHER TRUCKS IN THE 90S WITH GOOD LINES,,WHATS UP WITH THIS ???I THINK WITH ALL THE PROBLEMS PEOPLE ARE HAVING WITH THE…
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MY TRUCK HAD TO HAVE A WHOLE BREAK LINE PUT IN LAST YR AND IT COST ME 200 BUCKS.NOW THE OTHER SIDE WENT OUT AND I AM ON A FIXED INCOME AND CANT AFFORD ANOTHER 200 BUCKS,,,ITS A 2000 MODEL AND I HAVE HAD SEVERAL OTHER TRUCKS IN THE 90S WITH GOOD LINES,,WHATS UP WITH THIS ???I THINK WITH ALL THE PROBLEMS PEOPLE ARE HAVING WITH THESE MODELS G M SHOULD PUT A RECALL OUT ON THEM!! FOR NOW I AM HOUSE BOUND,,,THANKS GM FOR A WONDERFULL TRUCK!!!
NHTSA ODI #10806801
91,423 miles · Nov 16, 2015
Structure
IN OCTOBER 2014 WENT TO HAVE ANNUAL STATE INSPECTION TO BE PERFORMED. WAS REJECTED DUE TO EXCESSIVE RUST ON FRAME. AS TRUCK WAS LIFTED THE FRAME WAS BENDING. INSPECTION STATION SAID TRUCK WAS UNSAFE TO DRIVE. NO RUST IN WHEEL WELLS, TAILGATE, BUMPERS. TRUCK HAS LESS THAN 91,500 MILES DRIVEN. APPEARANCE IS IN EXCELLENT CONDITION.…
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IN OCTOBER 2014 WENT TO HAVE ANNUAL STATE INSPECTION TO BE PERFORMED. WAS REJECTED DUE TO EXCESSIVE RUST ON FRAME. AS TRUCK WAS LIFTED THE FRAME WAS BENDING. INSPECTION STATION SAID TRUCK WAS UNSAFE TO DRIVE. NO RUST IN WHEEL WELLS, TAILGATE, BUMPERS. TRUCK HAS LESS THAN 91,500 MILES DRIVEN. APPEARANCE IS IN EXCELLENT CONDITION. HAVE REPORTED TO GMAC (CASE # 71-1508539581)AND THEY HAVE MADE NO ATTEMPT TO REPLACE FRAME. DO NOT DRIVE IT IN SALT WATER AND DO NOT TRAILER ANY BOATS OR OTHER NEAR SALT WATER. HAVE BEEN WITHOUT VEHICLE FOR OVER A YEAR. WAS TOLD THAT THIS TRUCK IF DRIVEN IS A DANGER TO DRIVE: HAVE REVIEWED YOUR COMPLAINTS FOR THIS VINTAGE VEHICLE AND MANY COMPLAINTANTS WONDER WHY SOMETHING HASN'T BEEN DONE TO REMEDY THIS APPARENT INFERIOR MATERIAL USED IN THESE TRUCKS OVER A NUMBER OF YEARS IN MANUFACTURING. HAVE IN EARLIER REPLACED THE ENTIRE BRAKE SYSTEM THAT RESULTED FROM RUST RELATED CORROSION BRAKE LINES RUNNING ALONG THE FRAME.AM WILLING TO SEND COPIES OF THE TRUCK'S OUTER CONDITION CONFIRMING THAT IT HASN'T BEEN ABUSED IN ANY WAY. PLEASE GIVE ME AN E-MAIL ADDRESS AND INSTRUCTIONS HO I MAY FORWARD THE PHOTOS TO YOUR ATTENTION. THANK YOU FOR YOUR COURTEOUS ATTENTION.
NHTSA ODI #10790611
400,000 miles · Nov 10, 2015
Structure
FARM BROKE ON THE DRIVERS SIDE AND IS CRACKED ON THE PASSENGER SIDE. THIS TRUCK HAS NOT BEEN INVOLVED IN A COLLISION. THIS WAS DISCOVERED BY A REPAIR SHOPS WHEN I WAS HAVING A FLAT TIRE FIXED.
NHTSA ODI #10789659
60,000 miles · Oct 28, 2015
Suspension
I WAS CHANGING THE SHOCKS ON THE REAR AND NOTICED THAT THE FRAME WHERE THE TOP SHOCK MOUNT IS IS ALMOST RUSTED OFF. WILL CHEVY PAY TO REPAIR THE FRAME DAMAGE BECAUSE ITS A SAFETY HAZARD. WHY IS IT THAT CHEVY FRAMES RUST SOOO BAD? WHY DON'T THEY COAT THE FRAMES WITH SOMETHING TO THEY DON'T RUST SOOO BAD. FORD FRAMES DON'T RUS…
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I WAS CHANGING THE SHOCKS ON THE REAR AND NOTICED THAT THE FRAME WHERE THE TOP SHOCK MOUNT IS IS ALMOST RUSTED OFF. WILL CHEVY PAY TO REPAIR THE FRAME DAMAGE BECAUSE ITS A SAFETY HAZARD. WHY IS IT THAT CHEVY FRAMES RUST SOOO BAD? WHY DON'T THEY COAT THE FRAMES WITH SOMETHING TO THEY DON'T RUST SOOO BAD. FORD FRAMES DON'T RUST THIS BAD.
NHTSA ODI #10786876
93,867 miles · Sep 29, 2015
Service Brakes
I SLOW TO MAKE A LEFT HAND TURN OFF HWY 20, ONCE IN THE TURNING LANE I SEE A SEMI CROSSING IN FRONT OF ME FROM LEFT TO RIGHT. I PUT ON THE BRAKES, THE PEDDLE GOES TO FLOOR. UNABLE TO STOP I MAKE A TIRE SCREECHING TURN IN FRONT OF THE SEMI BARELY MISSING HIM. BRAKE LINES RUSTED THROUGH ON DRIVERS SIDE JUST FORWARD OF THE DOOR…
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I SLOW TO MAKE A LEFT HAND TURN OFF HWY 20, ONCE IN THE TURNING LANE I SEE A SEMI CROSSING IN FRONT OF ME FROM LEFT TO RIGHT. I PUT ON THE BRAKES, THE PEDDLE GOES TO FLOOR. UNABLE TO STOP I MAKE A TIRE SCREECHING TURN IN FRONT OF THE SEMI BARELY MISSING HIM. BRAKE LINES RUSTED THROUGH ON DRIVERS SIDE JUST FORWARD OF THE DOOR.
NHTSA ODI #10778479
127,135 miles · Sep 15, 2015
Service Brakes
I WAS DRIVING MY TRUCK AND NOTICED THE ABS LIGHT COME ON AND A HUMMING SOUND FROM UNDERNEATH THE VEHICLE. I STOPPED THE VEHICLE AND TURNED IT OFF INCLUDING REMOVING THE KEY FROM THE IGNITION, AND A MOTOR NEAR THE ABS SYSTEM KEPT RUNNING. I THEN PRESSED ON THE BRAKE PEDAL AGAIN AND ONE OF THE BRAKE LINES RUPTURED. I LOOKED AT ALL…
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I WAS DRIVING MY TRUCK AND NOTICED THE ABS LIGHT COME ON AND A HUMMING SOUND FROM UNDERNEATH THE VEHICLE. I STOPPED THE VEHICLE AND TURNED IT OFF INCLUDING REMOVING THE KEY FROM THE IGNITION, AND A MOTOR NEAR THE ABS SYSTEM KEPT RUNNING. I THEN PRESSED ON THE BRAKE PEDAL AGAIN AND ONE OF THE BRAKE LINES RUPTURED. I LOOKED AT ALL THE LINES AND THEY ARE ALL SEVERALLY RUSTED AND ABOUT TO BLOW TOO. AFTER READING ABOUT THIS ON THE INTERNET THIS IS APPARENTLY A HUGE ISSUE WITH A LOT OF GM VEHICLES MADE BETWEEN 1999 AND 2003. I ENDED UP SPENDING $800 TO HAVE ALL THE BRAKE LINES REPLACED SO THE VEHICLE IS SAFE AGAIN. I AM AMAZED THIS HAS NOT BEEN RECALLED OR AT LEAST HAD AN OFFER FOR A DISCOUNTED REPAIR. I AM GLAD THAT I DIDNT GET INTO AN ACCIDENT TO FIND THIS ISSUE LIKE A LOT OF STORIES I READ. I GUESS IT WILL JUST TAKE A FEW DEATHS BEFORE IT IS RECALLED.
NHTSA ODI #10764005
150,862 miles · Sep 15, 2015
Unknown Or OtherCrash
WAS DRIVING DOWN ROAD ON 8/22/2015 TURNED CORNER HEARD LOUD POP AND TRUCK SLID SIDEWAYS INTO GAURD RAIL. I GET OUT AND SEE MY SHOCK WEDGED UP IN FRAME. NOTICED LOTS OF FRAME RUST AND SHOCK SUPPORT COMPLETELY RUSTED AWAY. MY WHOLE FAMILLY HAS THE 02 TO 06 CHEVY PICKUPS AND IT SEEMS THERE FRAMES ARE ATLEAST TWICE AS THICK (MEASURI…
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WAS DRIVING DOWN ROAD ON 8/22/2015 TURNED CORNER HEARD LOUD POP AND TRUCK SLID SIDEWAYS INTO GAURD RAIL. I GET OUT AND SEE MY SHOCK WEDGED UP IN FRAME. NOTICED LOTS OF FRAME RUST AND SHOCK SUPPORT COMPLETELY RUSTED AWAY. MY WHOLE FAMILLY HAS THE 02 TO 06 CHEVY PICKUPS AND IT SEEMS THERE FRAMES ARE ATLEAST TWICE AS THICK (MEASURING IN THE NON RUSTED SECTIONS). NOW I NEED TO FIND A NEW VEHICLE AND THATS ALL THATS WRONG WITH MY TRUCK. I WISH CHEVY WOULD DO SOMETHING FOR US CHEVY GUYS
NHTSA ODI #10763984
60,000 miles · Sep 14, 2015
Service Brakes
ALL OF THE STEEL BRAKE LINES ARE LEAKING AND MY BRAKES AREN'T WORKING. I WAS DRIVING UP MY ROAD AND THE BRAKES WENT OUT. I HAD TO DRIVE VERY SLOWLY TO GET HOME. I'VE CALLED SEVERAL GARAGES AND THEY ALL TELL ME THAT ALL OF THE SILVERADOS HAVE BAD BRAKE LINES THAT RUST THROUGH AND THEY CHANGE THEM ALL OF THE TIME. SOME OF THE …
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ALL OF THE STEEL BRAKE LINES ARE LEAKING AND MY BRAKES AREN'T WORKING. I WAS DRIVING UP MY ROAD AND THE BRAKES WENT OUT. I HAD TO DRIVE VERY SLOWLY TO GET HOME. I'VE CALLED SEVERAL GARAGES AND THEY ALL TELL ME THAT ALL OF THE SILVERADOS HAVE BAD BRAKE LINES THAT RUST THROUGH AND THEY CHANGE THEM ALL OF THE TIME. SOME OF THE GARAGES TELL ME THEY SHOULD HAVE BEEN RECALLED AND GM SHOULD PAY FOR THEM. WILL GENERAL MOTORS PAY FOR THE REPLACEMENT OF THESE BRAKE LINES? I RECENTLY BOUGHT THIS TRUCK AND THE BRAKES AREN'T WORKING. I HAVE A 2000 FORD RANGER THAT I BOUGHT NEW AND HAVE NEVER HAD ANY BRAKE PROBLEMS , IT STILL HAS THE ORIGINAL BRAKE LINES. THEY SHOULDN'T BE ABLE TO USE STEEL BRAKE LINES ON CARS. THEY SHOULD BE A RUST FREE MATERIAL. HOW MANY PEOPLE HAVE BEEN KILLED BECAUSE THEY CAN'T STOP BECAUSE THE BRAKE LINES BLEW OUT. THAT'S CRAZY. CAN'T YOU MAKE THE CAR COMPANIES USE CORROSION RESISTANT BRAKE LINES WHEN THEY BUILD THESE VEHICLES? CAN YOU HELP ME WITH THIS? IT'S GOING TO COST $500 TO REPLACE ALL OF THE LINES.
NHTSA ODI #10763760
1,730,000 miles · Sep 11, 2015
Service Brakes
GOING TO WORK THE FIRST TIME DOING ABOUT 45 M.P.H. THERE WAS A CAR IN FRONT OF ME. I DID NOT HIT IT WENT AROUND THE CAR GOOD THING. THERE WAS NOT A CAR IN THE OTHER LANE. NEXT WEEK IM GOING ON VAC, I PULL A BOAT THAT IS 2000 POUNDS IF THE BRAKE LINE WOULD HAVE BLOWN OUT ON THE MOUNTAIN IT WOULD HAVE BEEN BAD. I'M JUST GLAD IT …
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GOING TO WORK THE FIRST TIME DOING ABOUT 45 M.P.H. THERE WAS A CAR IN FRONT OF ME. I DID NOT HIT IT WENT AROUND THE CAR GOOD THING. THERE WAS NOT A CAR IN THE OTHER LANE. NEXT WEEK IM GOING ON VAC, I PULL A BOAT THAT IS 2000 POUNDS IF THE BRAKE LINE WOULD HAVE BLOWN OUT ON THE MOUNTAIN IT WOULD HAVE BEEN BAD. I'M JUST GLAD IT BLEW OUT BEFORE I HOOKED UP THE BOAT. I HAVE IT IN THE SHOP RIGHT NOW ,THE TECH SAID ALL THE BRAKE LINES ARE BAD.HE SAID THIS JOB IS GOING TO COST ME 400 TO 500 DOLLARS. I HOPE YOU CAN HELP ME OUT WITH THIS PROBLEM ! IT IS STILL A GOOD RUNNING TRUCK IF I CAN GET THIS BRAKE PROBLEM TAKING CARE OF , I CANT AFFORD TO KEEP REPLACING BRAKE LINES. I COULD HAVE BEEN KILLED , MAYBE THE THIRD TIME WILL BE MY CHARM . THANKS
NHTSA ODI #10763130
90,007 miles · Sep 8, 2015
Service Brakes
STEEL BRAKE LINE FAILURE WHERE LINES RUN BETWEEN FRAME AND FRONT DRIVERS SIDE CAB MOUNT. FROM THE DEALER THAT REPLACED THE LINES, THERE WAS A PIN HOLE IN THE LINE. I HAVE THE PARTS. WENT TO STOP AT A RED LIGHT IN THE MIDDLE LANE OF A 6 LANE DIVIDED HIGHWAY AT 5:15PM. THE LIGHT CHANGED AND I BRAKED HARD FROM 50 MPH. JUST BEFOR…
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STEEL BRAKE LINE FAILURE WHERE LINES RUN BETWEEN FRAME AND FRONT DRIVERS SIDE CAB MOUNT. FROM THE DEALER THAT REPLACED THE LINES, THERE WAS A PIN HOLE IN THE LINE. I HAVE THE PARTS. WENT TO STOP AT A RED LIGHT IN THE MIDDLE LANE OF A 6 LANE DIVIDED HIGHWAY AT 5:15PM. THE LIGHT CHANGED AND I BRAKED HARD FROM 50 MPH. JUST BEFORE THE TRUCK WAS TO STOP AT THE STOP LINE, THE BRAKE PEDAL WENT TO THE FLOOR AND THE TRUCK CONTINUED THROUGH THE RED LIGHT INTO THE MIDDLE OF THE INTERSECTION WHERE IT CAME TO A STOP. I WAS THE FIRST VEHICLE AT THE LIGHT, THERE WAS ONE CAR TO MY RIGHT IN THE RIGHT LANE AND TWO CARS SIDE BY SIDE AT THE JUG HANDLE TO MY RIGHT WAITING TO CROSS THE SIX LANE STATE HIGHWAY. IT WAS JUST DUMB LUCK THERE WASN'T A VEHICLE IN FRONT OF ME. TWO SECONDS LATER THE CROSS TRAFFIC WOULD HAVE BROADSIDED ME AND ANOTHER SECOND LATER I WOULD HAVE BROADSIDED THE CROSS TRAFFIC. THIS STATE HIGHWAY IS INFAMOUS IN THE COUNTY FOR PEDESTRIAN FATALITIES. THERE WERE NO WARNINGS OF THE FAILURE AND NO BRAKE WARNING LIGHTS ON THE DASH. I MOVED THE TRUCK THROUGH THE RED LIGHT AND OVER TO THE FAR RIGHT LANE AND TESTED THE BRAKING. I HAD VERY MINIMAL BRAKING. I HAD DRIVEN THE VEHICLE APPROXIMATELY 50 MILES BEFORE THIS HAPPENED WITH TWO INCIDENTS OF HARD BRAKING WITH NO ISSUES. I WAS LESS THAN A 1/4 MILE FROM MY HOME. LIMPED HOME AT LOW SPEED WITH MY EMERGENCY FLASHERS ON. HAD TRUCK TOWED FROM MY HOME TO THE CHEVROLET DEALER FOR REPAIR. RECOMMENDED REPLACING ALL STEEL BRAKE LINES DUE TO THE FAILURE AND RUST ON THE LINES. $1300 FOR COATED STEEL BRAKE LINE REPLACEMENTS PLUS TWO FRONT CALIPERS BECAUSE THE HEX ON THE BLEED SCREWS WAS COMPLETELY RUSTED AWAY. LAST SERVICED AT THE DEALER ON 4/8/14 AND ONLY DRIVEN 1763 MILES SINCE THAT SERVICE. ON THE INSPECTION REPORT THE DEALER HAD CHECKED THE YELLOW WARNING ON BRAKE SYSTEM AND JUST NOTED BRAKES HAVE RUST BUILDUP, NO LEAKS.
NHTSA ODI #10762221
NHTSA investigations
2EA04011 · 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.