RoadVitals

2012 GMC Sierra Denali

Recalls, owner-reported complaints, investigations and safety data

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
10
Latest Jan 3, 2020
Safety recallsA safety recall is issued when a manufacturer or NHTSA determines that a vehicle has a safety-related defect or does not comply with a federal motor vehicle safety standard. Recall repairs are free. Whether a specific vehicle is covered depends on its VIN — a recall listed for a model year does not necessarily apply to every vehicle of that year.
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InvestigationsNHTSA opens an investigation to examine whether a safety defect may exist. An open investigation is not a determination that a defect exists, and many investigations close without a recall. Investigations can, however, lead to one.
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Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
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Overview

Our database contains 10 NHTSA owner-reported complaints for the 2012 GMC Sierra Denali, most frequently naming the steering, body & structure and brakes categories. 1,702 manufacturer communications are on file.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

What owners report

Complaints grouped by the component NHTSA recorded

  • Steering433.3%
  • Body & structure216.7%
  • Brakes216.7%
  • Other / unspecified216.7%
  • Fuel system18.3%
  • Tires & wheels18.3%

Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.

Safety recalls

No recalls in our database for this model year

That does not guarantee a specific vehicle is unaffected — recalls are issued against VINs, and new campaigns are announced regularly. Check a VIN on NHTSA.gov.

Recent owner complaints

Reports submitted to NHTSA, shown in the owner's own words

Fuel system
Filed Jan 3, 2020

I WAS DRIVING MY TRUCK UP A 6% PERCENT GRADE WHEN THE CHANGE FUEL FILTER SOON WARNING POPPED UP, ABOUT A MINUTE LATER THE VEHICLE STARTED TO LOSE POWER, I KEPT DRIVING TO TRY AND GET OVER THE HILL SO I COULD MAKE IT TO A REPAIR SHOP TO HAVE IT CHECKED OUT. I WAS ONLY ABLE TO MAKE IT ABOUT 2 MILES AFTER THE WARNING SHOWED UP BEFORE THE VEHICLE COMPLETELY SHUT DOWN AND WOULD NOT RESTART. (THERE WAS NOT ENOUGH ROOM ON THE SHOULDER TO PULL OVER ON MY SIDE THE ROAD SO I TRIED TO TURN ACROSS THE HIGHWAY WHERE THERE WAS AN EMERGENCY PULL OUT AND AS I DID THE TRUCK DIED SIDEWAYS RIGHT IN THE MIDDLE OF THE HIGHWAY, TAKING UP SEVERAL LANES OF TRAFFIC, FORTUNATELY THERE WAS ENOUGH INCLINE THAT I WAS ABLE TO ROLL BACKWARDS AND PULL OVER UP AGAINST THE GUARDRAIL) OF COURSE I HAD NO POWER STEERING OR POWER BRAKES SINCE THE TRUCK WAS NOT RUNNING. IT WAS A VERY DANGEROUS SITUATION! I WAS ABLE TO GET MY TRUCK TOWED TO THE LOCAL GM REPAIR SHOP WHERE THEY DETERMINED THAT THE FUEL PUMP HAD A CATASTROPHIC FAILURE AND HAD SENT ALUMINUM SHAVINGS THROUGHOUT THE ENTIRE FUEL SYSTEM. THEY SAID THE REPAIRS WOULD BE APPROXIMATELY $10,000 SO I CONTACTED GM AND DESCRIBED WHAT HAPPENED, AND THEY BASICALLY TOLD ME TO GO FLY A KITE. AFTER DOING SOME RESEARCH ONLINE IT LOOKS LIKE THERE HAS BEEN A MAJOR PROBLEM WITH GM TRUCKS WITH THE DURAMAX MOTOR FROM 2011-2016 AFTER THEY CHANGED THERE FUEL PUMP FROM THE CP3 HIGH VOLUME LOW PRESSURE PUMP TO THE CP4 HIGH PRESSURE LOW VOLUME PUMP. WHICH MEANS THE PUMP RUNS WITH LESS LUBRICATION WHICH RESULTS IN PUMP FAILURE, AND NOT JUST FAILURE BUT CATASTROPHIC FAILURE WHICH CAUSES MAJOR DAMAGE TO THE ENTIRE FUEL SYSTEM. I HAVE BEEN A LOYAL GM OWNER FOR OVER TWENTY YEARS, AND I AM EXTREMELY DISAPPOINTED THAT GM IS NOT WILLING TO MAKE IT RIGHT.

NHTSA ID
11296896
Incident
Sep 27, 2019
Mileage
149,000 mi
Filed Dec 5, 2019

THE DASH BOARD IS CRACK I REPLACED 2 TIMES AND THE REPLACEMENTS ALSO CRACKS THE PARTS IS $1200 PLUS $1200 LABOR.

NHTSA ID
11287270
Incident
Jun 14, 2016
Mileage
50,000 mi
Body & structure
Filed Jul 25, 2019

OUR GMC HAS EXPERIENCED 3 EXTERIOR DOOR HANDLE FAILURES. WE PAID TO HAVE THE 1ST BROKEN HANDLE REPAIRED AS IT WAS NOT OPERABLE FROM THE OUTSIDE. THIS MAKES FOR A DANGEROUS EVACUATION EXPERIENCE IN THE EVENT OF AN EMERGENCY. WE CHOSE A NON-DEALER REPAIR FACILITY DUE TO THE COST OF USING A DEALER. THIS REPAIR HAS HELD UP WELL. SINCE THAT INITIAL REPAIR 2 MORE EXTERIOR HANDLES HAVE BECOME INOPERABLE. IT'S ONLY A MATTER OF TIME BEFORE THE 4TH AND FINAL HANDLE FAILS. THIS VEHICLE IS NO LONGER UNDER WARRANTY. HOWEVER, IT'S ONLY VERY LIGHTLY USED AND HAS LESS THAN 60K MILES ON IT. A 75% DOOR HANDLE FAILURE RATE IS UNACCEPTABLE BY ANYONE'S STANDARD. DUE TO THE COST OF THE REPAIRS WE HAVE NOT BEEN ABLE TO FIX THESE REMAINING 2 DEFECTIVE HANDLES. GMC, BBB AND NORTH COUNTY GMC IN ESCONDIDO, CA HAVE BEEN OF NO ASSISTANCE. WE ARE ALWAYS PREPARED TO PERFORM THE REQUIRED MAINTENANCE ON OUR VEHICLES. IN NO WAY IS THE REPAIR OF 3 DOOR HANDLES A "NORMAL" MAINTENANCE ITEM. THIS IS A SEVERE SAFETY HAZARD IN THE EVENT THE AN EMERGENCY EVACUATION IS REQUIRED. THERE IS NO WAY FOR 2 OF THE DOORS CAN BE OPENED FROM THE EXTERIOR OF THE VEHICLE. IT'S UNFORTUNATE GMC SEES THIS AS "DEFECTIVE" BUT IS NOT WILLING TO ASSIST IN THE REPAIRS. ALL 3 OF THE HANDLE BROKE WHILE TRYING TO GAIN ACCESS TO THE VEHICLE FROM THE OUTSIDE. THE VEHICLE WAS STATIONARY EACH TIME. ALL HANDLES ARE USABLE FROM THE INTERIOR OF THE VEHICLE. THE 2 UNREPAIRED HANDLES DO NOT WORK FROM THE EXTERIOR. WE WANT TO FIX THEM AND WOULD LIKE ASSISTANCE IN DOING SO.

NHTSA ID
11234863
Incident
Sep 3, 2018
Mileage
55,000 mi
Filed Oct 10, 2017

THE DASHBOARD IN OUR VEHICLE IS CRACKING AND GETTING WORSE IN TWO LOCATIONS ON THE DASH. ON THE PASSENGER SIDE AND ALSO ON THE DRIVERS SIDE. BEGINNING TO GO INTO THE AIRBAG AREA

NHTSA ID
11032757
Incident
Jan 15, 2017
Mileage
49,000 mi
Filed Sep 9, 2015

THIS MORNING WHEN I GOT IN MY TRUCK, I NOTICED THE DASHBOARD BY THE PASSENGER SIDE AIRBAG HAD CRACKED OVERNIGHT. THE WEATHER HASN'T BEEN TOO HOT OR COLD. DAYS IN LOWER 90S AND LOWS IN UPPER 70S. I HAVE READ THIS IS A COMMON ISSUE AND I AM AFRAID AN AIRBAG DEPLOYMENT WILL LAUNCH PLASTIC PIECES THROUGH THE CABIN.

NHTSA ID
10762739
Incident
Sep 9, 2015
Mileage
64,000 mi
Other / unspecifiedSteeringTires & wheels
Filed Dec 5, 2014

I HAVE GOODYEAR WRANGLER SR-A 265 60R20 TIRES ON MY SIERRA DENALI HD 2500. I WAS ON THE WAY BACK FROM NC VIA I-95 AND PULLED OVER SO MY WIFE COULD NURSE OUR 3 WEEK OLD. ME AND THE BOYS WENT IN K-MART FOR A FEW MINUTES. UPON RETURNING AND GETTING BACK ON THE ROAD, I NOTICED MY CAR WAS PULLING BAD RIGHT AND THE STEERING WHEEL WAS SHAKING VERY BADLY. I MANAGED TO DRIVE IT THE ADDITIONAL 30 MILES BACK HOME. WHEN I STARTED THE TRUCK THE NEXT MORNING, THE STEERING WHEEL SHAKE WAS TOO BAD TO CONTINUE ANYWHERE BUT THE DEALERSHIP. I DROVE TO THE DEALERSHIP AND THEY SAID THAT THE TIRES WOULD BE COVERED UNDER MY EXISTING "BUMPER TO BUMPER" WARRANTY AS THE DEALERSHIP NOTICED THAT THERE WAS A HUGE BULGE IN THE TIRE WHICH WAS CAUSING ALL OF THE COMMOTION. UPON FURTHER INSPECTION, IT WAS NOTED THAT THE FRONT RIGHT TIRE ALSO HAD BULGES, THESE IN THE SIDEWALL WHERE THE TIRE MEETS THE RIM. THE DOT BATCH NUMBER IS #PJ6KA5IV 32/11 AND BOTH TIRES WERE FROM THE SAME BATCH. I WAS DRIVING AROUND WITH TWO DEFECTIVE TIRES!!!!!!! WITH MY 8 YEAR SON, 4 YEAR OLD SON, 3 WEEK OLD DAUGHTER AND MY WIFE. THIS IS UNACCEPTABLE! OUR LIVES WERE AT RISK! IMAGINE MY SURPRISE WHEN THE DEALERSHIP CALLED THE FOLLOWING MORNING AND SAID THAT GM HAD "CHANGED THEIR POLICIES AND THEY WOULD ONLY BE GIVING ME A 30% DISCOUNT." I UNDERSTAND POLICY BUT THESE TIRES ONLY MEASURED LITTLE WEAR AND SHOULD HAVE AT LEAST 55% MORE TREAD LIFE BASED ON THE EXACT TIRE MEASUREMENTS. INSTEAD, GM IS USING A SLIDING SCALE FOR MILEAGE THAT DOES NOT TAKE ACTUAL MEASUREMENTS INTO THEIR ASSESSMENT. SO NOW, I AM OUT $350 FOR 2 NEW TIRES THAT SHOULD HAVE LASTED A WHOLE LOT LONGER AND NO HELP FROM GOODYEAR OR GMC. *TR

NHTSA ID
10662321
Incident
Dec 1, 2014
Mileage
28,987 mi
Body & structure
Filed Nov 18, 2014

TL* THE CONTACT OWNS A 2012 GMC SIERRA DENALI. THE CONTACT STATED THAT THE DASHBOARD CRACKED. THE CONTACT MENTIONED THAT A RATTLING SOUND EMITTED FROM THE DASHBOARD. THE VEHICLE WAS TAKEN TO A DEALER. THE TECHNICIAN DIAGNOSED THAT THE DASHBOARD NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 70,000. UPDATED 01/07/14*LJ UPDATED 5/29/2015 *JS

NHTSA ID
10659017
Incident
Nov 9, 2014
Mileage
70,000 mi
BrakesSteering
Filed Mar 6, 2014

AFTER EXITING INTERSTATE LOST STEERING AND BRAKES BRIEFLY IN PARKING LOT. PUMPED BRAKE AND BOTH RETURNED AFTER A HISSING SOUND. RECURRED A FEW TIMES IN NEXT 6 MONTHS OR SO. THEN, IN THE FALL OF 2013, LOST STEERING AND BRAKES ON I-49/US71B HEADING SOUTH FROM JOPLIN, MISSOURI. YOU COULD PUMP THE BRAKES AND BRIEFLY REGAIN, BUT FOR THE MOST PART ALL STEERING AND BRAKES WERE OUT. TOOK TRUCK TO GMC DEALER WHERE PURCHASED NEW IN BENTONVILLE. DEALER CONFIRMED NO STEERING AND BRAKES AND DAMAGED BUMPER WHILE VEHICLE IN ITS POSSESSION BY BUMPING INTO PARKING LOT BARRIER. DEALER DIAGNOSED POWER STEERING PUMP PROBLEM AND INDICATED THAT BRAKES AND POWER STEERING ARE TIED TO SAME PUMP/SYSTEM. DEALER REPLACED PUMP BUT SAID THAT EVEN THOUGH IT WAS A TWO OR THREE PART SYSTEM COULD ONLY REPLACE THE PUMP. TRUCK CONTINUED TO HAVE PROBLEMS AND WAS TAKEN BACK TO DEALER FOLLOWING SIMILAR EPISODE WHERE LOST BOTH STEERING AND BRAKES. DEALER REFUSED TO DO ANYTHING TO REPLACE THE OTHER COMPONENTS BECAUSE COULD NOT REPLICATE THE PROBLEM. DEALER CLAIMED NO NOTICE OF ANY OTHER COMPLAINTS OF THIS NATURE FORM GM OR ANY OTHER SOURCE. WE PLEADED WITH THE DEALER ABOUT IT BEING A SAFETY ISSUE AND ASKED THAT THE DEALER REPLACE THE OTHER COMPONENTS IT IDENTIFIED AS POSSIBLY RELATED. DEALER TOOK NO FURTHER ACTION CLAIMING WITHOUT GM TELLING THEM TO LOOK FURTHER AND PAY FOR IT THEY COULD DO NOTHING ELSE. TRUCK CONTINUES TO HAVE PROBLEMS INTERMITTENTLY. IT IS NONSENSICAL FOR A TRUCK TO HAVE TWO SIGNIFICANT SAFETY SYSTEMS TIED TOGETHER WITH NO SECONDARY SUPPORT OR FAIL SAFE SYSTEM TO GUARANTEE THAT OPERATOR STILL HAVE BRAKES AND STEERING AT ALL TIMES. TRUCK ALSO HAS RATTLES CONSISTENT WITH THE SERVICE LETTERS / ISSUES NOTED ON THIS WEBSITE. *TR

NHTSA ID
10567717
Incident
Jun 14, 2013
Mileage
36,000 mi

Manufacturer communications

A bulletin sent by a manufacturer to its dealers. Not a recall, and repairs are not necessarily free.

PIT3271Q

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

PIP6104

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

PIP4902V

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

PIP4902U

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

PIT5214G

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.

13598

New Vehicle Monitoring Programs Section in IVH

Manufacturers file copies of the bulletins they send to dealers with NHTSA. These often describe diagnostic or repair procedures for a known condition. They are not recalls: repairs described in a bulletin are usually only free if the vehicle is still under warranty or the manufacturer has extended coverage.

Compare model years

Complaint and recall counts across every year of this model

GMC Sierra Denali by model year
YearComplaintsRecallsInvestigationsIssue Index
2020900
2019260031.0
2018170040.1
2017140045.0
2016300036.8
2015220140.5
2014140131.8
2013800
2012Viewing100026.9
2011280029.4
2010100027.8
2009700
2008180031.9
2007100
2006510
2005420
2004111037.6
2003000
2002131039.8

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers. Older model years have had longer for reports to accumulate.