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2012 GMC Sierra

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2012 GMC Sierra do not stand out strongly from the model-year median of 53.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

27 reports with mileage · 2 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.

  • Electrical System. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

4 crash reports2 fire reports0 injury reports

Steering complaints

3 reports
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140,000 miles · Feb 7, 2015
EngineService BrakesSteering

THE FUEL INJECTION PUMP CP4 HAD A CATASTROPHIC FAILURE AS I WAS DRIVING ON A HEAVILY TRAVELED FOUR LANE HIGHWAY, US RT.20. I LOST POWER STEERING AND BRAKES. I FELT FORTUNATE THAT I WAS NOT TOWING A 16,000 LB. FIFTH WHEEL CAMPER DOWN A MOUNTAIN ROAD.I SAY THIS BECAUSE IT WAS EXTREMELY DIFFICULT TO MAINTAIN CONTROL OVER THE TRUCK …

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THE FUEL INJECTION PUMP CP4 HAD A CATASTROPHIC FAILURE AS I WAS DRIVING ON A HEAVILY TRAVELED FOUR LANE HIGHWAY, US RT.20. I LOST POWER STEERING AND BRAKES. I FELT FORTUNATE THAT I WAS NOT TOWING A 16,000 LB. FIFTH WHEEL CAMPER DOWN A MOUNTAIN ROAD.I SAY THIS BECAUSE IT WAS EXTREMELY DIFFICULT TO MAINTAIN CONTROL OVER THE TRUCK STEERING IT AND BRINGING IT TO A CONTROLLED STOP. I HAVE READ ABOUT THESE PUMPS FAILING ON NUMEROUS DIESEL FORD AND GM TRUCKS. I ALSO FEEL IF A WOMAN OR SMALL PERSON HAD THIS HAPPEN TO THEM THE OUTCOME COULD END IN LOSS OF CONTROL RESULTING IN INJURIES EVEN DEATHS. THE ONLY ONE THAT KNOWS THE ACTUAL NUMBER OF PUMPS THAT HAVE FAILED IS THE MANUFACTURERS, WHO WILL NOT SHARE THAT INFORMATION WILLINGLY. *JS

NHTSA ODI #10681960

60,000 miles · Jul 10, 2014
Electrical SystemSteering

TL* THE CONTACT OWNS A 2012 GMC SIERRA 1500. THE CONTACT STATED THAT WHILE DRIVING 55 MPH, THE RIGHT AND LEFT TURN SIGNAL AND SAFETY BELT CHIME STOPPED WORKING. ALSO, THE RADIO MALFUNCTIONED AND THE VEHICLE VEERED TO THE RIGHT. THE MANUFACTURER WAS NOT CONTACTED AND THE VEHICLE WAS NOT DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. …

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TL* THE CONTACT OWNS A 2012 GMC SIERRA 1500. THE CONTACT STATED THAT WHILE DRIVING 55 MPH, THE RIGHT AND LEFT TURN SIGNAL AND SAFETY BELT CHIME STOPPED WORKING. ALSO, THE RADIO MALFUNCTIONED AND THE VEHICLE VEERED TO THE RIGHT. THE MANUFACTURER WAS NOT CONTACTED AND THE VEHICLE WAS NOT DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 60,000 AND THE CURRENT MILEAGE WAS 65,274. UPDATED 10/2/14*CN THE CONSUMER STATED THAT THE INTERIOR LIGHTS ALSO WENT OUT. THE VEHICLE WAS REPAIRED UNDER RECALL. UPDATED 3/9/15 *JS

NHTSA ODI #10609567

420 miles · Mar 14, 2012
Service Brakes, HydraulicSteeringSuspensionCrash

JUST PURCHASES NEW 2012 GMC SIERRA 3500 , 400 MILES , HAVE HAD ALIGNMENT / STEERING PROBLEMS WITH A DRIFT TO LEFT AND A WONDERING STEERING WHEEL, ALSO BRAKE AND ABS LIGHTS ON, WENT TO DEALER THEY LOOKED AT IT FOR 2 HRS, AND SAID IT NEEDED A PART ORDERED AND THERE WAS A TSB ON IT, THE TECH SAID IT WOULD BE SAFE TO DRIVE BUT I WOU…

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JUST PURCHASES NEW 2012 GMC SIERRA 3500 , 400 MILES , HAVE HAD ALIGNMENT / STEERING PROBLEMS WITH A DRIFT TO LEFT AND A WONDERING STEERING WHEEL, ALSO BRAKE AND ABS LIGHTS ON, WENT TO DEALER THEY LOOKED AT IT FOR 2 HRS, AND SAID IT NEEDED A PART ORDERED AND THERE WAS A TSB ON IT, THE TECH SAID IT WOULD BE SAFE TO DRIVE BUT I WOULD NOT HAVE ABS BRAKES, ALSO HE WOULD CHECK ALIGNMENT AGAIN AT TIME WHEN PART CAME IN 4 DAYS EST, BRAKE AND ABS LIGHT REMAINED ON, VEHICLE DROVE FINE THE NEXT DAY UNTIL A ACCIDENT, WENT AROUND CURVEAT 55 MPH, APPLIED BRAKES TO SLOW, BRAKES WENT TO FLOOR UN ABLE TO SLOW AT ALL WENT OFF THE ROAD LOST CONTROL AND CRASHED INTO TREES, BOTH AIRBAGS DEPLOYED , WENT TO EMERGENCY ROOM WITH ARM INJURY AND RIB INJURIES, BRAND NEW TRUCK VERY SCARRY I WILL NEVER BUY A GM PODUCT AGAIN. *TR

NHTSA ODI #10451590

Official recalls

2

14V827000 · Electrical System:ignition

Dec 30, 2014

General Motors LLC (GM) is recalling certain model year 2011-2012 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado HD, Silverado LD, Suburban, Tahoe, GMC Sierra LD, Sierra HD, Yukon, and Yukon XL vehicles. In the affected vehicles, the ignition lock actuator may bind, making turning the key difficult or causing the ignition to get stuck in the "Start" position.

Consequence & remedy

Consequence: If stuck in the "Start" position, the ignition may suddenly snap back into the "Accessory" position, causing a loss of engine, steering, and braking power, increasing the risk of a vehicle crash. If the vehicle is in a crash, the air bags may not deploy, increasing the risk of occupant injury.

Remedy: GM will notify owners, and dealers will inspect and replace the ignition lock housing, as necessary, free of charge. The recall began on February 12, 2015. Owners may contact GM customer service at 1-800-458-8006 (Cadillac), 1-800-222-1020 (Chevrolet), or 1-800-462-8782 (GMC). GM's number for this recall is 14696 for the original equipment, and 14912 for the service replacement parts.

13V615000 · Fuel System, Diesel

Dec 11, 2013

General Motors LLC (GM) is recalling certain model year 2012-2013 Chevrolet Silverado HD and GMC Sierra HD vehicles, equipped with 6.6L diesel engines and dual fuel tanks. In the affected vehicles, the transfer pump which moves fuel from the rear tank to the front tank could malfunction and cause the fuel gauge to indicate an inaccurate reading.

Consequence & remedy

Consequence: If the fuel gauge indicates an inaccurate reading it may result in the vehicle unexpectedly stalling, increasing the risk of a crash.

Remedy: General Motors will notify owners and dealers will inspect and replace the fuel transfer pump, as necessary, free of charge. The manufacturer has not yet provided a notification schedule. The recall began on May 30, 2014. Owners may contact Chevrolet at 1-800-222-1020 and GMC at 1-800-462-8782. GM's number for this recall is 13420.

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

0

No exact-year investigations in this snapshot.