2015 GMC Sierra 1500 Engine Problems
Owners filed 93 engine-related complaints for the 2015 GMC Sierra 1500, 12% of all complaints that year, with a median failure mileage of 54,000. One related recall covers an engine control module reprogram, though it was issued for the 2014 model year.
- Engine complaints
- 93
- 12% of 793
- Crashes reported
- 1
- Fires reported
- 2
- Injuries reported
- 0
- Median mileage
- 54,000 mi
- Related recalls
- 1
Typical engine symptoms owners report
- Sudden loss of engine power accompanied by popping noise, smoke, and limp mode, in one case with reduced braking response.
- Engine heads reported as faulty, with fluid leaking from the engine and requiring head replacement and machining.
- Noticeable delay in throttle response at all speeds, described by a dealer as normal despite owner disagreement.
- Vibration felt in the steering wheel and gas pedal between 30 and 75 mph, tied to the engine switching between V8 and V4 cylinder modes.
- Engine dying or misfiring at stops, with random stalling that recurred over repeated shop visits.
- Sudden loss of power combined with steering becoming difficult to turn and rearview camera failure at low speed.
When 2015 GMC Sierra 1500 engine complaints were filed
First complaint Feb 24, 2015, latest Apr 20, 2026.
Engine recalls for the 2015 GMC Sierra 1500
- NHTSA 14V007000Jan 13, 2014Engine325,213 vehicles
Engine and engine cooling:exhaust system
General Motors is recalling certain 2014 model year Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles, and 2015 model year Cadillac Escalade and Escalade ESV; Chevrolet Silverado HD; and GMC Sierra HD, Yukon, and Yukon XL, equipped with a 4.3L engine or 5.3L engine.
Risk: The overheated exhaust components may melt nearby plastic parts and may result in an engine fire.
Remedy: General Motors will notify owners, and dealers will reprogram the engine control module, free of charge. The recall began on January 16, 2014. Owners may contact Chevrolet at 1-800-222-1020 and GMC at 1-800-462-8782. General Motors' number for this recall is 14008.
Engine complaints by Sierra 1500 model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many engine complaints does the 2015 GMC Sierra 1500 have?
- NHTSA lists 93 engine-related complaints for the 2015 Sierra 1500, which is 12% of all 793 complaints filed for that model year.
- At what mileage do engine problems typically show up on the 2015 Sierra 1500?
- The median mileage at failure reported to NHTSA for engine complaints is 54,000 miles.
- Is there an engine recall for the 2015 GMC Sierra 1500?
- There is one related recall, campaign 14V007000, covering an engine control module reprogram; it was issued primarily for 2014 model year trucks but the summary also references 2015 Sierra models.
- What kind of engine problems do owners report on the 2015 Sierra 1500?
- Owners describe sudden power loss, delayed throttle response, vibration during cylinder-mode switching, stalling at stops, and faulty engine heads causing fluid leaks.
- Were there any fires linked to engine complaints on the 2015 Sierra 1500?
- NHTSA data shows 2 fires and 1 crash associated with engine complaints for the 2015 Sierra 1500, out of 93 total engine complaints.