*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.
Fuel/propulsion system
THE TRUCK SHUT OFF NO POWER BRAKES, STEERING. THIS HAPPENED WHILE PULLING A TRAILER. THE GMC DEALER INFORMED ME THAT THE SHUT OFF WAS THE RESULT OF A PUMP MOUNTED DRIVER (PMD) FAILURE ON THE 6.5L DIESEL MOTOR. VERY UNSAFE SHOULD HAVE RESULTED IN A ACCIDENT. *TR
Dec 2, 2014 · 280,000 milesElectrical system › Horn
THE HORN SUDDENLY QUIT WORKING . I CHECKED ALL ELECTRICAL COMPONENTS AND FOUND THAT THE HORN IT'S SELF HAS FAILED. I HAVE NOT CORRECTED THE PROBLEM TO THIS POINT. *TR
Aug 15, 2005Visibility
WINDSHIELD WIPERS BEGAN TO FAIL SUDDENLY ON AND OFF WHILE DRIVING IN THE RAIN AND EVENTUALLY QUIT WORKING ALL TOGETHER. I CHECKED WITH THE DEALER FOR RECALLS AND FOUND THAT THERE WERE RECALLS FOR THIS PROBLEM ON CHEVY & GMC TRUCKS FROM 1994 TO 1996. MY TRUCK IS A 1998 BUT IT WAS BUILT IN 1997. I WAITED FOR THE RECALL TO BE EXTENDED HOWEVER I FINALLY SPENT $60.00 AND REPLACED THE DEFECTIVE PART. I KNOW 3 OTHER PEOPLE WITH 1998 CHEVY/GMC TRUCKS WHO HAVE ALL HAD THIS PROBLEM. ONE RESULTED IN THE DEATH OF A CHILD AND THE IMPRISONMENT OF THE DRIVER WHO WAS UNABLE TO FILE A COMPLAINT. *TR
Sep 5, 2006Fuel system, gasoline › Fuel injection system
THE VEHICLE'S FUEL INJECTIONS SYSTEM IS LEAKING. AS A RESULT, FUEL WAS SPRAYING OVER THE WHOLE ENGINE COMPARTMENT. THE CAUSE HAS YET TO BE DETERMINED. *LA
May 26, 2004 · 47,000 milesPower train › Axle assembly › Axle shaft › Seal
CONSUMER STATED THAT REAR SEALS WERE LEAKING. CONSUMER PURCHASED VEHICLE USED, AND WAS TOLD THAT SEALS WERE REPLACED AT 30000 MILES BY THE ORIGINAL OWNER. CURRENTLY, THESE SEALS NEEDED TO BE REPLACED AGAIN. CONSUMER INDICATED THAT THE SEALS WERE LEAKING GREASE OR OIL WHICH CAUSED THE BRAKES TO GRAB AND RELEASE, GRAB AND RELEASE WHEN TRYING TO COME TO A STOP. THIS WAS A SAFETY HAZARD BECAUSE ONE DAY VEHICLE MIGHT NOT STOP AT ALL. *AK *MR
Feb 6, 2004 · 59,283 milesService brakes, hydraulic › Antilock/traction control/electronic limited slip
CONSTANT REAR BRAKE FAILURE WITH HEAVY BRAKING ON ROUGH ROADS. CAN BE DUPLICATED AS DESIRED.
Jan 1, 1999 · 2,000 milesEngine and engine cooling › Engine
KNOCK IN 5.7 G.M. MOTOR WITH 60,000 MILES. I WAS TOLD THIS IS A COMMON PROBLEM AND IT WOULD GO AWAY AFTER THE TRUCK IS STARTED COLD THIS IS NORMAL. HOW CAN THIS BE NORMAL? HOW CAN GM GET AWAY WITH THIS? I BOUGHT THE TRUCK NEW IN 1998 AND HAVE ALL THE OIL CHANGE RECORDS AT EVERY 3000 MILES. NOW AROUND 70,000 I WILL BE LOOKING TO PUT IN A NEW MOTOR. IS THERE ANY PLACE I CAN GO FOR HELP ON THIS PROBLEM AND DO YOU HAVE OTHER COMPLAINTS? *JB
Aug 1, 1998 · 40,000 milesService brakes, hydraulic › Antilock/traction control/electronic limited slip
UPON ATTEMPTING TO BRAKE FRONT BRAKES OVER POWERED REAR BRAKES CAUSING ANTI- LOCK BRAKES TO KICK IN, AND RESULTING IN COMPLETE LOSS OF BRAKING ABILITY. CONSUMER HAS CONTACTED DEALER, DEALER HAS REPLACED PARTS, BUT PROBLEM STILL OCCURS. PLEASE PROVIDE ANY FURTHER DETAILS. *AK
Jan 3, 2001
Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.