NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
587 reports56,000 miles · Jun 19, 2006
Parking Brake
DT*: THE CONTACT STATED THE VEHICLE HAS BEEN EXHIBITING GRADUAL PROBLEMS WITH THE EMERGENCY PARKING BRAKES OVER THE YEARS SINCE IT WAS PURCHASED. WHEN THE EMERGENCY BRAKE PEDAL WAS DEPRESSED ON NORMAL ROAD CONDITIONS, IT WOULD NOT HOLD. THIS BRAKE FAILURE DID NOT RESULT IN ANY CRASHES OR INJURIES. THE BRAKE LIGHTS DID NOT ILL…
Read full complaint
DT*: THE CONTACT STATED THE VEHICLE HAS BEEN EXHIBITING GRADUAL PROBLEMS WITH THE EMERGENCY PARKING BRAKES OVER THE YEARS SINCE IT WAS PURCHASED. WHEN THE EMERGENCY BRAKE PEDAL WAS DEPRESSED ON NORMAL ROAD CONDITIONS, IT WOULD NOT HOLD. THIS BRAKE FAILURE DID NOT RESULT IN ANY CRASHES OR INJURIES. THE BRAKE LIGHTS DID NOT ILLUMINATE BEFORE ANY OF THE BRAKE FAILURES. ADJUSTMENTS WERE MADE TO THE BRAKES BY A SERVICE DEALER MECHANIC BACK IN FEBRUARY 2004. THE DEALER REQUESTED THE CONTACT TO RETURN THE VEHICLE FOR ADDITIONAL REPAIRS. THE DESIGN OF BRAKING SYSTEM IS REAR-WHEEL ANTILOCK. THERE HAVE BEEN 12 FAILURES SINCE LAST ADJUSTMENTS WERE MADE IN MARCH.
NHTSA ODI #10160149
Mileage unknown · May 30, 2006
Service Brakes, Hydraulic
1999 CHEVROLET SILVERADO ABS LIGHT ILLUMINATED MAKING A NOISE UNDER SEAT. *TS ***NAR*** THE ABS MOTOR WAS REPLACED. *JB
NHTSA ODI #10159446
Mileage unknown · May 8, 2006
Service Brakes, Hydraulic
RECALLS CLAIMED TO BE DONE, I'VE NEVER TAKEN TRUCK IN FOR RECALLS. CHEVOLET REFUSES TO RELEASE WHERE RECALLS WERE COMPLETED AT. *NM
NHTSA ODI #10156999
87,830 miles · Apr 30, 2006
Service Brakes, Hydraulic
AFTER CHANGING ALL FOUR BRAKE ROTORS AND BRAKE PADS BECAUSE THEY WERE BADLY RUSTED, MY BRAKES FAILED SOON AFTER LEAVING HOME . A PIN HOLE LEAK DEVELOPED IN THE BRAKE LINE BECAUSE OF RUST. THE LEAK WAS IN A PLACE THAT WAS NOT ACCESSIBLE BY ME. I HAD TO HAVE THE VEHICLE TOWED TO A DEALER FOR REPAIRS. THEY FOUND FOUR BADLY RUSTE…
Read full complaint
AFTER CHANGING ALL FOUR BRAKE ROTORS AND BRAKE PADS BECAUSE THEY WERE BADLY RUSTED, MY BRAKES FAILED SOON AFTER LEAVING HOME . A PIN HOLE LEAK DEVELOPED IN THE BRAKE LINE BECAUSE OF RUST. THE LEAK WAS IN A PLACE THAT WAS NOT ACCESSIBLE BY ME. I HAD TO HAVE THE VEHICLE TOWED TO A DEALER FOR REPAIRS. THEY FOUND FOUR BADLY RUSTED BRAKE LINES AND REPLACED ALL FOUR AT A COST OF $953.16. THE TOWING CHARGES WERE COVERED BY MY ALLSTATE AUTO CLUB. I FORGET TO REQUEST THE OLD PARTS. I WAS FORTUNATE THE FAILURE OCCURRED SHORTLY AFTER LEAVING HOME AND DID NOT CAUSE AN ACCIDENT LIKE THE FAILURE OF THE RUSTED BRAKE LINE IN MY 1988 CHEVY TRUCK CAUSED. I REAR ENDED A CAR IN THAT INCIDENT. *JB
NHTSA ODI #10156446
86,000 miles · Feb 13, 2006
Service Brakes, Hydraulic
DT*: THE CONTACT STATED THE ABS ACTIVATES AT SPEEDS BELOW 5 MPH. THERE IS A NHTSA RECALL, # 05V379000, REGARDING THE ANTILOCK BRAKES. THE VEHICLE HAS THE SAME PROBLEMS AS INDICATED IN THE RECALL; HOWEVER, IT IS NOT INCLUDED IN THE RECALL DUE TO THE VIN. UPDATED 2/13/2006 - *NM
NHTSA ODI #10149047
69,500 miles · Jan 14, 2006
SeatsService Brakes, Hydraulic
ANTILOCK BRAKES WANTS TO ENGAGE AT LOW SPEEDS AND THE FRONT DRIVERS SEAT RELEASED WHEN STOPPING CAUSING THRUST FORWARD. *NM
NHTSA ODI #10147778
69,500 miles · Jan 14, 2006
Service Brakes, Hydraulic
ANTILOCK BRAKES WANTS TO ENGAGE AT LOW SPEEDS. *NM
NHTSA ODI #10147775
2,100 miles · Jan 9, 2006
Service Brakes, Hydraulic
DT: THE CONTACT STATED THERE WAS PULSATION, AND THE ABS BRAKES ENGAGED AT LOW SPEEDS, RESULTING IN EXTENDED STOPPING DISTANCE. THERE WAS NHTSA RECALL CAMPAIGN 05V379000 REGARDING THE ANTI-LOCK BRAKES. THE VEHICLE HAS THE SAME PROBLEMS AS INDICATED IN THE RECALL; HOWEVER, IT WAS NOT INCLUDED IN THE RECALL DUE TO THE VIN. NO R…
Read full complaint
DT: THE CONTACT STATED THERE WAS PULSATION, AND THE ABS BRAKES ENGAGED AT LOW SPEEDS, RESULTING IN EXTENDED STOPPING DISTANCE. THERE WAS NHTSA RECALL CAMPAIGN 05V379000 REGARDING THE ANTI-LOCK BRAKES. THE VEHICLE HAS THE SAME PROBLEMS AS INDICATED IN THE RECALL; HOWEVER, IT WAS NOT INCLUDED IN THE RECALL DUE TO THE VIN. NO REPAIRS HAVE BEEN MADE.*AK UPDATED 02/07/06. *JB
NHTSA ODI #10147275
Mileage unknown · Dec 24, 2005
Service Brakes, Hydraulic
I HAVE A 1999 CHEVY SILVERADO, WALKED OUT STARTED TRUCK AND THE ABS MODULE FAILED AND RAN CONSTANTLY AS WITH THOUSANDS OF OTHER CHEVY TRUCK OWNER HAVE DONE AS WELL, THIS IS A SHAME. GM NEEDS TO OWN UP TO THEIR MISTAKES AND TAKE CARE OF THIS PROBLEM. THIS IS A VERY DANGEROUS SITUATION NOW HAVING ABS IN A SNOWBOUND STATE, ALSO WHA…
Read full complaint
I HAVE A 1999 CHEVY SILVERADO, WALKED OUT STARTED TRUCK AND THE ABS MODULE FAILED AND RAN CONSTANTLY AS WITH THOUSANDS OF OTHER CHEVY TRUCK OWNER HAVE DONE AS WELL, THIS IS A SHAME. GM NEEDS TO OWN UP TO THEIR MISTAKES AND TAKE CARE OF THIS PROBLEM. THIS IS A VERY DANGEROUS SITUATION NOW HAVING ABS IN A SNOWBOUND STATE, ALSO WHAT IF THIS MODULE FAILED GOING DOWN THE ROAD IN A BRAKING SITUATION WHEN IT WAS NEEDED? THIS IS GOING TO CAUSE A LOT OF COLLISIONS. THIS IS A FAULTY PART PUT ONTO HE TRUCKS BY GM TO TRY AND SAVE MONEY, SEEMS FUNNY THAT THE ABS MODULES PRIOR TO THE 1999 MODELS HAVE NO ISSUES WITH THEM WHAT SO EVER. COME ON GM STEP UP TO YOUR MISTAKES. *JB
NHTSA ODI #10146021
62,000 miles · Dec 2, 2005
Power Train
FROM THE FIRST DAY THAT I/WE PURCHASED THIS TRUCK THERE HAVE BEEN TROUBLE, WE WERE SOLD AN EXTENDED WARRANTY FOR THE AMOUNT OF $2,200.00 WHICH WAS NULL AND VOID FROM THE START, THIS IS THE 10TH TIME IT HAS BEEN TAKEN INTO THE REPAIR SHOP FOR THE SAME ISSUES ALONE, WE HAVE BEEN CHARGED REPEATEDLY FOR THESE REPAIRS WHICH WE …
Read full complaint
FROM THE FIRST DAY THAT I/WE PURCHASED THIS TRUCK THERE HAVE BEEN TROUBLE, WE WERE SOLD AN EXTENDED WARRANTY FOR THE AMOUNT OF $2,200.00 WHICH WAS NULL AND VOID FROM THE START, THIS IS THE 10TH TIME IT HAS BEEN TAKEN INTO THE REPAIR SHOP FOR THE SAME ISSUES ALONE, WE HAVE BEEN CHARGED REPEATEDLY FOR THESE REPAIRS WHICH WE WERE TOLD WOULD BE COVERED THROUGH THE WARRANTY AND YET THERE HAS BEEN TO COVERAGE TO DATE TO OUR KNOWLEDGE. *NM
NHTSA ODI #10144350
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.