2008 GMC SIERRA 1500 Complaints

View complaints related to 2008 GMC SIERRA 1500. The complaints found here are submitted by actual consumers with first hand experience. There are more than 360 complaints submitted for the 2008 GMC SIERRA 1500. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

  • 2008 GMC SIERRA 1500
    - CHIEFLAND, FL

    AT APPROXIMATELY 48,000 MILES DRIVING ON A PAVED ROAD, MY DASH ON THE PASSENGER SIDE WHERE THE AIR BAG IS LOCATED, CRACKED. THE CRACK CONTINUES TO INCREASE IN SIZE. I WOULD THINK IT WOULD EFFECT OPERATION OF AIR BAG. WITH AS MANY COMPLAINTS THAT ARE POSTED TO THIS, I CANNOT BELIEVE ITS NOT UNDER INVESTIGATION.

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - DICKINSON, TX

    HAD A CO-WORKER WITH A 2008 THAT TOLD ME ABOUT HIS DASHBOARD CRACK ADJACENT TO THE AIR-BAG COMPARTMENT. MY VEHICLE HAS ONLY 22,000 MILES AND HAS BEEN GARAGE HOUSED THE ENTIRE TIME. I'M AFRAID THAT IF THE AIR-BAG DEPLOYED, WITH THE CRACK IN THE CORNER, THERE COULD BE SEVERE DAMAGE TO THE PASSENGER.

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - MYSTIC, CT

    SERVICE AIRBAG LIGHT CAME ON AND WHEN I WENT TO THE DEALER I TOLD IT IS A BAD SENSOR THAT NEEDS TO BE REPLACED, I ASKED THE DEALER IF THIS COMMAN THEY SAID NO BUT THERE SEEMS TO BE ALOT OF COMPLIATS ON THE WEB

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - HENRIETTA, NY

    OUT OF NOWHERE ENGINE BEGAN TO IDLE ERRATICALLY ALMOST CAUSING AN ACCIDENT AT AN INTERSECTION, IF I HADN'T CAUGHT IT AND SLAMMED ON THE BRAKES THE TRUCK WOULD HAVE REAR ENDED ANOTHER VEHICLE. AFTER THAT THE IDLE BEGAN TO DROP AS IF THE VEHICLE WAS GOING TO STALL, THEN WOULD KICK BACK UP TO ABOUT 900-1000 RPM. WAS INTERMITTENT AT FIRST, NOW VEHICLE IS NOT DRIVEABLE. IT IS WORSE WITH A/C ON AND IT EFFECTS ENGINE TEMP GAUGE AS WELL.

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - CLINTON, MS

    DRIVING AND THE ENGINE BEGAN MAKING A HITTING SOUND AS IF SOMEONE WAS BEATING A METAL OBJECT AGAINST METAL. *TR

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - AVERILL PARK, NY

    DRIVERS SIDE SEAT BELT WILL NOT LOCK IN TO THE RECEIVER ON SIDE OF SEAT. DEALER SAID I MAY HAVE TO PAY FOR A DIAGNOSES AND REPLACEMENT PLUS PARTS. I SAY IT'S A SAFETY ISSUE AND SHOULD BE COVERED FOR FREE. WONDER IF OTHER PEOPLE HAVE HAD SAME PROBLEM. *TR

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - CATALDO, ID

    DRIVER'S SEAT BELT WILL NOT RETRACT PASSENGER'S SEAT BELT WILL NOT DEPLOY WITHOUT A LOT OF EFFORT THE REAR SEAT BELT PASSENGER SIDE, MIDDLE SEAT - THE PLASTIC GUIDE BROKE OFF MAKING IT ALMOST IMPOSSIBLE TO HOOK BELT TO CHILD SEAT PARK ASSIST IS NOT OPERATIONAL CRUISE CONTROL WORKS ONLY PART OF THE TIME. *TR

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - DECATUR, TX

    TL* THE CONTACT OWNS A 2008 GMC SIERRA 1500. THE CONTACT STATED THAT ALL THE AUTOMATIC DOOR LOCKS FAILED TO OPERATE. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE ACTUATOR NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 194,000. THE VIN WAS NOT AVAILABLE.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2008 GMC SIERRA 1500
    - KATY, TX

    3 OF MY 4 DOOR LOCK ACTUATORS HAVE FAILED. BOTH REAR DOORS COULD NOT BE LOCKED OR UNLOCKED EXCEPT MANUALLY FROM WITHIN THE VEHICLE. REACHING OVER THE SEAT TO UNLOCK A CHILD'S DOOR IN AN EMERGENCY CONSTITUTES A SAFETY HAZARD. IN MY OPINION, GMC SHOULD STEP UP AN ACKNOWLEDGE AND ADDRESS THIS ISSUE. *TR

    Source: NHTSA WEB SITE
  • 2008 GMC SIERRA 1500
    - NICEVILLE, FL

    VEHICLE WAS IN (D) DRIVE AND I WAS ABLE TO TURN THE IGNITION OFF. IS THIS NORMAL? I CHECKED WITH MY GMC DEALER AND THEY SAID IT HAD TO BE PUT ON THE COMPUTER TO BE CHECKED, HOWEVER WAS NOT COVERED BY ANY POSTED RECALL. IS THIS RELATIVE TO THE IGNITION RECALL? THANK YOU *TR

    Source: NHTSA WEB SITE