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U.S. public vehicle records

2012 Gmc SIERRA DENALI problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

10 owner complaints analyzed

0 distinct recall campaigns

50,000 mi median reported failure mileage

Scope: 2012 model year. Data snapshot: . 9 complaints include usable failure mileage.

Owner-reported patterns

Most common problems

Steering is the most frequently named component, appearing in 4 of 10 complaints (40.0%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Steering behavior550.0%
Braking behavior440.0%
Fuel system concerns110.0%

Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.

Component breakdown

Number of unique complaints naming each component. Top eight shown.

Steering
4
Unknown Or Other
3
Equipment
1
Fuel/Propulsion System
1
Service Brakes
1
Service Brakes, Hydraulic:Power Assist
1
Structure
1
Structure:Body
1
Component breakdown data
CategoryCount
Steering4
Unknown Or Other3
Equipment1
Fuel/Propulsion System1
Service Brakes1
Service Brakes, Hydraulic:Power Assist1
Structure1
Structure:Body1

Steering: 4; Unknown Or Other: 3; Equipment: 1; Fuel/Propulsion System: 1; Service Brakes: 1; Service Brakes, Hydraulic:Power Assist: 1; Structure: 1; Structure:Body: 1

Reported problems by failure mileage

Complaint counts in mileage bands. These are not failure rates per vehicle or mile.

Under 25,000
0
25,000 to 49,999
4
50,000 to 74,999
4
75,000 to 99,999
0
100,000 to 149,999
1
150,000 and above
0
Reported problems by failure mileage data
CategoryCount
Under 25,0000
25,000 to 49,9994
50,000 to 74,9994
75,000 to 99,9990
100,000 to 149,9991
150,000 and above0

Under 25,000: 0; 25,000 to 49,999: 4; 50,000 to 74,999: 4; 75,000 to 99,999: 0; 100,000 to 149,999: 1; 150,000 and above: 0

25,000 to 49,999 miles has the most reports with usable mileage (4). 1 complaints have missing, zero or invalid mileage.

Complaints over time

Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.

2012
1
2013
1
2014
3
2015
1
2017
1
2019
2
2020
1
Complaints over time data
CategoryCount
20121
20131
20143
20151
20171
20192
20201

2012: 1; 2013: 1; 2014: 3; 2015: 1; 2017: 1; 2019: 2; 2020: 1

Pattern summary

Steering leads the component reports. Steering behavior appears in 5 complaint narratives. Braking behavior appears in 4 complaint narratives. Fuel system concerns appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.

Calculated from recorded counts. An AI narrative has not been published for this selection.

Complaint evidence

Examples provide context, not a representative sample or a verified diagnosis.

Owner report 10485236 · 2012-11-19 (November 19, 2012)

LOSS OF STEERING CONTROL (THREE EPISODES) : 13 NOV 2012, WHILE EXITING NB I-95 ONTO EB ROUTE 214 IN LANDOVER, MD, MY STEERING WHEEL LOCKED. MY SPEED AT THE TIME WAS APPROXIMATELY 50 MPH. I WAS ABLE TO BRAKE RAPIDLY AS THE RAMP BEGAN TO STRAIGHTEN FROM IT'S SWEEPING RIGHT CURVE. THE LOCKED STEERING WAS FORCING ME ONTO THE RIGHT SHOULDER. LUCKILY I WAS ABLE TO STOP MY TRUCK ON THE RIGHT SHOULDER BEFORE THE LOCKED STEERING FORCED ME OFF THE HARD TOP. DURING THIS EVENT, THE TRUCKS ENGINE REMAINED RUNNING AND THE IGNITION KEY STAYED TURNED ON. …

Owner-reported narrative. 29,000 miles reported. Look up ODI 10485236 at NHTSA ↗

Owner report 10549145 · 2013-10-28 (October 28, 2013)

2012 GMC DENALI. CONSUMER WRITES IN REGARDS TO VEHICLE STEERING PROBLEMS. *SMD THE CONSUMER NOTICED A VERY BAD PROBLEM WITH THE STEERING WHENEVER HE SLOWED DOWN TO TURN, HE WOULD LOOSE CONTROL OVER THE ABILITY TO TURN. THE WHEEL LOCKED DOWN WHEN HE APPLIED THE BRAKE AND TRIED TO TURN AT THE SAME TIME. HE WAS NOT ABLE TO TURN UNTIL HE PRESSED ON THE ACCELERATOR OR RELEASED THE BRAKE. THE DEALER SAID IT WAS CAUSED BY THE POWER BOOSTER TAKING ALL THE POWER TO THE BRAKES AND LEAVING VERY LITTLE TO THE STEERING. ALSO, THERE WAS A PROBLEM WITH TH…

Owner-reported narrative. Look up ODI 10549145 at NHTSA ↗

Owner report 11296896 · 2020-01-03 (January 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 …

Owner-reported narrative. 149,000 miles reported. Look up ODI 11296896 at NHTSA ↗