2015 GMC Sierra HD GMC Sierra HD 2015

We are 103,000+ car owners sharing real-world car information.

Join Us

2015 GMC Sierra HD repairs by problem area

Engine (29%)

Transmission and Drivetrain (14%)

Brakes and Traction Control (7%)

Suspension and Steering (7%)

Electrical and Air Conditioning (36%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (7%)

Select a problem area

Show all problems

Need advice about a specific GMC Sierra HD problem?

Chart based on 14 repairs.
See TSBs and recalls for the 2015 GMC Sierra HD.

2015 GMC Sierra HD electrical repair cost distribution

$2500+ (0%)

$1000 - $2499 (0%)

$500 - $999 (33%)

$100 - $499 (0%)

< $100 (67%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 6 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2015 GMC Sierra HD 4-door

turbocharged 8-cylinder diesel automatic AWD

36800 mi

C $876
High pressure A/C side piping split and caused all refrigerant to discharge. 

Return to top

2015 GMC Sierra HD 4-door

turbocharged 8-cylinder diesel automatic 4WD

21300 mi Truck is a Diesel, Diesel Exhaust Fluid gauge was stuck on 24% when tank was full. There was a TSP on how to correct the problem and dealer performed the service in warranty. 
22000 mi Back up camera fogged up and had to be replaced 

Return to top

2015 GMC Sierra HD 4-door

8-cylinder automatic 4WD

3000 mi Headlights were very weak. Updated bulb and software to improve headlight output. 
6000 mi Tire pressure sensor 

Return to top

See TrueDelta's information for all GMC models.

2015 GMC Sierra HD Electrical Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2015 GMC Sierra HD problems occur, check out our car reliability stats.