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What 131 owners told NHTSA about the 2014 GMC Sierra 2500 Hd

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (131)Crash / fire / injury (13)Lights (64)Electrical system (13)Steering (13)Transmission & drivetrain (13)Airbags (11)Engine (11)Body & structure (8)Suspension (5)Visibility & wipers (5)Fuel system (4)

2 of 131 complaints match · Transmission & drivetrain · crash/fire/injury only · clear filters

Feb 7, 2016Transmission & drivetrainSpeed controlEngineCrash

THE BIGGEST PROBLEM (OUT OF MANY) THAT MAKES THIS VEHICLE UNSAFE, STRESSFUL, AND DISCOMFORTING TO DRIVE IS HOW IT WILL RANDOMLY DECIDES TO RAISE THE IDLE TO 900+ RPM (IN GEAR) AND BASICALLY DRIVES IT'S SELF. DURING THIS CONDITION IT IS VERY DIFFICULT TO OPERATE VEHICLE. BECAUSE OF ITS RANDOM PATTERN IT CAUSED ME TO HAVE AN ACCIDENT THAT RESULTED IN $3500 IN BODY DAMAGE TO THE TRUCK. THANK GOD NO ONE WAS HURT. WEAR AND TEAR IS DRASTICALLY INCREASED AS THE VEHICLE IS TRYING TO DRIVE ON ITS OWN AS I'M TRYING TO STOP AT TRAFFIC LIGHT, STOP SIGNS, OR SIMPLY PARKING. DRIVE-TRAIN IS BANGING, BRAKES ARE WORKING HARDER, AND FUEL IS BEING WASTED. NOW, ADD A PAYLOAD OR TRAILER AS I OFTEN DO AND PROBLEMS ARE MAGNIFIED. ESSENTIALLY THE VEHICLE IS AGING AND WEARING ITS SELF OUT BEFORE ITS TIME. I HAVE BEEN ORDERED BY PIMA COUNTY COURT TO HAVE THE VEHICLE FIXED OR REPLACE. THE OFFICER THAT GAVE ME THE CITATION WITNESSED THE HIGH ENGINE IDLE AND AGREED THAT IT WOULD BE DIFFICULT TO STOP ESPECIALLY WITH A LOADED TRAILER AS I HAD THAT DAY. OFFICER ALSO TESTIFIED THIS IN COURT ON 11/4/2015. THERE IS A CURRENT LAW SUIT IN CALIFORNIA FOR THIS DEFECT. MY LOCAL DEALERS WILL NOT WORK ON VEHICLE ANYMORE DO LIABILITY AND TOLD ME TAKE IT UP WITH GM. GM HAS PROVIDED NO ASSISTANCE.

NHTSA ODI 10824723

Mar 14, 2014Transmission & drivetrainFire

TL* THE CONTACT OWNS A 2014 GMC SIERRA. THE CONTACT STATED THAT WHILE EXITING A DRIVEWAY AT AN UNKNOWN SPEED, AN ABNORMALLY LOUD BANGING NOISE WAS HEARD FROM THE FRONT END. UPON INSPECTION, IT WAS FOUND THAT THE DRIVE LINE HAD FAILED AND WAS ON FIRE. THE CONTACT PERSONALLY EXTINGUISHED THE FIRE AND A FIRE REPORT WAS NOT FILED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS FOUND THAT THE UNIVERSAL JOINT HAD FAILED AND RIPPED OUT THE DRIVE LINE. THE VEHICLE WAS SCHEDULED FOR REPAIRS. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS 1,900. UPDATED 05/12/14*LJ

NHTSA ODI 10569358

Working with the data? Download all 131 complaints as CSV · fetched from NHTSA July 19, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2014 GMC Sierra 2500 Hd verdict →