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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

Visibility complaints

10 reports
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Mileage unknown · Jul 14, 2012
Service BrakesStructureVisibility

I WAS DRIVING DOWN LOCAL ROAD, WHEN THERE WAS A THREE CAR ACCIDENT WAY AHEAD. I SOWED RIGHT DOWN, MAY 25-30 MPH AS WE CAME UP ON IT, REALIZING AS I WENT TO SLOW DOWN MORE, MY BRAKE PEDAL WENT TO FLOOR. I MADE IT HOME AND PARKED. MY BOYFRIEND LOOKED AT IT NEXT MORNING, I HAD NO BRAKE FLUID LEFT, ONE OF THE LINES WAS SO CORRODED …

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I WAS DRIVING DOWN LOCAL ROAD, WHEN THERE WAS A THREE CAR ACCIDENT WAY AHEAD. I SOWED RIGHT DOWN, MAY 25-30 MPH AS WE CAME UP ON IT, REALIZING AS I WENT TO SLOW DOWN MORE, MY BRAKE PEDAL WENT TO FLOOR. I MADE IT HOME AND PARKED. MY BOYFRIEND LOOKED AT IT NEXT MORNING, I HAD NO BRAKE FLUID LEFT, ONE OF THE LINES WAS SO CORRODED THE FLUID LEAKED ALL OVER THE DRIVEWAY. I HAD RECENTLY HAD MY BRAKES DONE AND INSPECTION WITHIN THE PAST MONTH. I BOUGHT THE TRUCK BRAND NEW, AND HAVE HAD A LOT OF ISSUES WITH IT. INCLUDING ABS THAT WAS PREVIOUSLY RECALLED, AND NEVER WORKED AFTER IT WAS REPLACED, WHICH I DID COMPLAIN ABOUT, HE INTERIOR SET MATERIAL NEEDED REPLACING, THE TAIL GATE CABLES AND HINGES ARE BROKE, THE DEALER SAYS THERE IS NO RECALL ON THEM. A SENSOR WENT IN GAS TANK, THE DRIVERS SIDE MIRROR FELL OFF, THE WINDOW CABLE ON DRIVERS SIDE HAS BEEN REPLACED TWICE, PASSENGER SIDE ONCE, THE LIST GOES ON AND ON. LIKE I SAID, I BOUGHT IT BRAND NEW OFF THE LOT, TRADED IN OLDER CHEVY SILVERADO, PAID CASH WITH GM DISCOUNT. I LOVE MY TRUCK, BUT THINK IT HAS HAD WAY TOO MANY PROBLEMS. I HAVE DEFINITELY READ A LOT OF COMPLAINTS ON THE CORRODED GAS LINES AMONG OTHER ISSUES AND WOULD HOPE CHEVY WOULD STAND BEHIND THEIR PRODUCTS. *TR

NHTSA ODI #10465646

18,031 miles · May 8, 2009
Service Brakes, HydraulicSteeringVisibility

TL*THE CONTACT OWNS A 2002 CHEVROLET SILVERADO 1500. THE CONTACT RECEIVED A RECALL NOTICE FOR NHTSA CAMPAIGN ID NUMBER (SERVICE BRAKES, HYDRAULIC:ANTILOCK). THE DEALER CLEANED THE SPEED SENSOR, BUT DID NOT REPLACE ANY PARTS. THE FAILURE HAS RECURRED AND THE BRAKES STICK WHEN ATTEMPTING TO STOP THE VEHICLE AT LOW SPEEDS. ON T…

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TL*THE CONTACT OWNS A 2002 CHEVROLET SILVERADO 1500. THE CONTACT RECEIVED A RECALL NOTICE FOR NHTSA CAMPAIGN ID NUMBER (SERVICE BRAKES, HYDRAULIC:ANTILOCK). THE DEALER CLEANED THE SPEED SENSOR, BUT DID NOT REPLACE ANY PARTS. THE FAILURE HAS RECURRED AND THE BRAKES STICK WHEN ATTEMPTING TO STOP THE VEHICLE AT LOW SPEEDS. ON THE FOURTH TRIP TO THE DEALER, THE CONTACT WAS INFORMED THAT NO FAILURES COULD BE FOUND. SHE IS UNSURE IF THE DEALER WILL REPLACE OR CLEAN THE SENSOR, BUT SHE REQUESTED THAT IT BE REPLACED. IN ADDITION, THE INTERMEDIATE STEERING SHAFT WAS REPLACED WITH A RE-MANUFACTURED PART IN JULY OF 2005 AT 18,031 MILES. IN NOVEMBER OF 2006, AT 29,650 MILES, THE STEERING SHAFT WAS LUBED. IN APRIL OF 2008, AT 43,194 MILES, THE STEERING SHAFT WAS REPLACED A SECOND TIME. CURRENTLY, AT 56,000 MILES, THE VEHICLE IS STILL EXPERIENCING ISSUES. THE DEALER MUST CHECK AND REPLACE THE SHAFT FAILURES EVERY 25,000 MILES. LASTLY, THE REAR BRAKE ROTORS WERE RESURFACED FOUR TIMES AND ALL OF THE WINDOW REGULATORS HAVE TO BE REPLACED. THE VEHICLE IS CURRENTLY AT THE DEALER TO HAVE ALL OF THE ISSUES REPAIRED. THE FAILURE MILEAGE WAS 18,031. UPDATED 07/02/09. *LJ

NHTSA ODI #10268182

57,000 miles · Jul 23, 2008
Visibility

ELECTRIC WINDOWS FAIL TO GO UP OR DOWN IN INCLEMENT WEATHER/MAY GET JAMMED IN ANY POSITION/IF OPEN WHILE DRIVING, MAY FAIL TO CLOSE, RESULTING IN DANGEROUS SITUATION FOR DRIVER IF IN HEAVY TRAFFIC,ETC./WINDOW APPARATUS REPLACED TWICE ON DRIVER SIDE AND ONCE ON PASSENGER. *TR

NHTSA ODI #10235479

75,000 miles · May 10, 2006
Visibility

FAULTY AND INFERIOR DESIGN ON POWER WINDOWS MECHANISM. CABLE BROKE ON DRIVERS WINDOW IN OCT. 2004, CABLE BROKE ON PASSENGER SIDE MAY 6,2004. BOTH TIMES THE WINDOW REMAINED IN THE OPEN POSITION. COST OF $600.00 TO REPAIR. GM WOULD NOT COVER COST BECAUSE OF MILEAGE. *NM

NHTSA ODI #10157198

50,596 miles · Jun 27, 2005
Visibility

I HAD A PROBLEM WITH MY LEFT SIDE DRIVERS DOOR WINDOW. I LOWERED IT AT A MCDONALD'S DRIVE THRU WINDOW, AND IT MADE A GRINDING SOUND AND WOULD NOT HARDLY ROLL UP. I TOOK MY HAND AND HELPED IT UP INTO PLACE. I PAID FOR THE REPAIR AT A LOCAL REPAIR SHOP OUT OF MY OWN POCKET. THE CABLE ON THE WINDOW REGULATOR WAS BAD. I HAD TO GET A…

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I HAD A PROBLEM WITH MY LEFT SIDE DRIVERS DOOR WINDOW. I LOWERED IT AT A MCDONALD'S DRIVE THRU WINDOW, AND IT MADE A GRINDING SOUND AND WOULD NOT HARDLY ROLL UP. I TOOK MY HAND AND HELPED IT UP INTO PLACE. I PAID FOR THE REPAIR AT A LOCAL REPAIR SHOP OUT OF MY OWN POCKET. THE CABLE ON THE WINDOW REGULATOR WAS BAD. I HAD TO GET A NEW ONE FROM C&O MOTORS ( CHEVROLET DEALER) AND CROSS LANES TIRE AND AUTO REPAIR SHOP MADE THE REPAIRS FOR ME.

NHTSA ODI #10126733

Mileage unknown · Jun 24, 2005
Visibility

WINDSHIELD WASHER RESERVOIR LEAKS AND DRAINS TOTALLY EMPTY UPON ACTIVATING WIPER SWITCH. THE HOSE"BLOWS"OUT OF THE UNIT. I HAVE HAD TRUCK IN FOR SERVICE THREE TIMES(INCLUDING TODAY) AND THEY CAN'T FIGURE OUT THE PROBLEM AS YET.

NHTSA ODI #10126481

55,000 miles · Jan 23, 2005
Visibility

POWER WINDOW CABLE ON A TWO YEAR OLD VEHICLE SNAPPED. *JB

NHTSA ODI #10107759

Mileage unknown · Feb 25, 2003
Visibility

THE WINDSHIELD WIPER MOTOR FAILED, AND THE PART WAS ON BACK ORDER.*JB

NHTSA ODI #10009225

16,000 miles · Feb 24, 2003
Visibility

THE RIGHT WINDSHIELD WIPER MALFUNCTIONED.*JB

NHTSA ODI #10009129

Mileage unknown · Sep 16, 2002
Visibility

DRIVERS SIDE MIRROR ON DOOR VIBRATES AT HIGHWAY SPEED. WITH MIRROR JUMPING ALL AROUND IT'S HARD TO FOCUS ON WHAT IS BEHIND. *AK CONSUMER STATED THE MIRROR WAS REPALCED, HOWEVER THE PROBLEM STILL EXITS.*JB

NHTSA ODI #8018663

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.