2015 Gmc Sierra problems, complaints & recalls
Most-reported problem areas: Exterior Lighting (27) · Steering (5) · Power Train (5)
🧭 Reliability snapshot
Compared against other Gmc Sierra model years — complaint volume vs the model's median year, recalls and severity. How we score →
🛣️ Complaints by mileage
40 NHTSA complaints that reported an odometer reading.
Safety recalls (6)
Electrical System:ignition 2015-10-09 · campaign 15V640000 · 3,073 vehicles
Defect: General Motors LLC (GM) is recalling certain model year 2014-2015 Chevrolet Silverado and GMC Sierra trucks manufactured January 24, 2014, to February 26, 2014, 2015 Chevrolet Suburban vehicles manufactured February 12, 2014 and Chevrolet Tahoe vehicles manufactured February 6, 2014, to February 13, 2014. 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.
Risk: 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.
Fix: GM will notify owners, and dealers will replace the ignition lock housing, free of charge. The recall began on November 20, 2015. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is 15573.
Power Train:axle Assembly:axle Shaft 2014-12-24 · campaign 14V819000 · 152 vehicles
Defect: General Motors LLC (GM) is recalling certain model year 2015 Chevrolet Silverado 1500, and GMC Sierra 1500 vehicles manufactured November 24, 2014, to November 25, 2014. Due to an improper heat-treatment, the rear axle shaft may fracture while the vehicle is being driven.
Risk: If the rear axle shaft fractures, the rear wheel may separate from the axle shaft, increasing the risk of a crash.
Fix: GM will notify owners, and dealers will inspect the rear axles, and replace any that were improperly heat-treated, free of charge. The recall began on December 17,2014. Owners may contact GM customer service at 1-800-222-1020 (Chevrolet) or 1-800-462-8782 (GMC). GM's number for this recall is 14892.
Steering:electric Power Assist System 2014-11-10 · campaign 14V719000 · 679 vehicles
Defect: General Motors LLC (GM) is recalling certain model year 2015 Chevrolet Silverado, Suburban, Tahoe, GMC Sierra, and Yukon XL vehicles, equipped with electric power steering (EPS). Due to a problem with the EPS module, the affected vehicles may experience a sudden loss of power steering assist during vehicle operation.
Risk: An unexpected loss of power steering increases the risk of a crash.
Fix: GM will notify owners, and dealers will replace the power steering assist motor kit, free of charge. The recall began on November 17, 2014. Owners may contact GM customer service at 1-800-222-1020 (Chevrolet), or 1-800-462-8782 (GMC). GM's number for this recall is 14743.
Seats 2014-07-23 · campaign 14V446000 · 124,007 vehicles
Defect: General Motors LLC (GM) is recalling certain model year 2013-2014 Buick Encore and Cadillac ATS; 2014 Cadillac CTS, ELR, Chevrolet Caprice and SS vehicles; and 2014-2015 Chevrolet Silverado and GMC Sierra Trucks. Due to an incomplete weld on the seat hook bracket assembly, the front seats in the affected vehicles may not stay secured in place during a high load condition such as a crash.
Risk: A seat that does not stay secured increases the risk of occupant injury in a vehicle crash.
Fix: GM will notify owners, and dealers will inspect the seat hook bracket assembly weld and replace the lower seat track, as necessary, free of charge. The recall began on August 15, 2014. Owners may contact GM customer service at 1-800-521-7300 (Buick), 1-800-458-8006 (Cadillac), 1-800-222-1020 (Chevrolet), and 1-800-462-8782 (GMC). GM's number for this recall is 14340.
Power Train:transfer Case (4-Wheel Drive) 2014-06-27 · campaign 14V374000 · 392,459 vehicles
Defect: General Motors LLC (GM) is recalling certain model year 2014-2015 Chevrolet Silverado and GMC Sierra vehicles, and model year 2015 GMC Yukon and Chevrolet Suburban and Tahoe vehicles. In the affected vehicles, an electrical signal short may cause the transfer case to shift to neutral without the driver's input.
Risk: If the transfer case switches to neutral while the vehicle is parked and the parking brake is not in use, the vehicle may roll away increasing the risk of injury to bystanders. If the transfer case switches to neutral while the vehicle is being driven, the vehicle would lose drive power, increasing the risk of a crash.
Fix: GM will notify owners, and dealers will re-program the software in the transfer case control module, free of charge. The recall began in early August 2014. Owners may contact General Motors customer service at 1-800-222-1020 (Chevrolet), or 1-800-462-8782 (GMC). GM's number for this recall is 14192.
Engine And Engine Cooling:exhaust System 2014-01-13 · campaign 14V007000 · 325,213 vehicles
Defect: 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.
Fix: 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.
Service bulletins (181)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Visibility:rearview Mirrors/Devices:exterior 2017-10-25 · PI1255E · Service Bulletin/Repair Instructions
this preliminary informational bulletin contains recommendations of what needs to be done to swap/install camper outside rearview mirrors on a vehicle not originally equipped with them.
Tires 2017-07-19 · 03-03-10-007J · Service Bulletin/Repair Instructions
this informational bulletin provides information on the temporary tire flat spotting condition.
Suspension:rear:springs:leaf Spring Assembly 2017-07-17 · 06-03-09-004H · Service Bulletin/Repair Instructions
this technical bulletin provides a procedure to lube the rear leaf springs on vehicles with the condition of a squeak noise originating from the rear of the vehicle.
Equipment:electrical 2017-02-08 · PIT5287C · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. technician will need to slightly bend the end of the j-38125-12a release tool. there is a purple terminal position assurance that will alig
Fuel System, Gasoline:storage 2017-02-08 · PIT5161E · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle. the bump clunk issue may b
Service Brakes, Hydraulic:pedals And Linkages 2017-01-31 · PIT3665E · Service Bulletin/Repair Instructions
this preliminary information communication advises the technician that the hydro-boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
Showing the 6 most recent of 181 bulletins. Search all of them free at nhtsa.gov.
What owners report
2025-04-30 · Fuel System, Gasoline:delivery:fuel Pump · 178,137 mi“the contact owns 2015 gmc sierra 1500. the contact stated that while driving on several occasions at various speeds, the vehicle lost motive power. the contact stated that the check engine warning light was illuminated for approximately a month. the vehicle was taken to an independent mechanic and the contact was informed the high-pressure fuel pum…”
2024-03-20 · Steering · 90,000 mi“the contact owns a 2015 gmc sierra. the contact stated that while driving at an undisclosed speed, he became aware that the electronic power steering was not functioning properly, requiring increased effort to maneuver the vehicle. the vehicle returned to normal functionality, but the failure became a regular occurrence. the power steering warning …”
2024-01-12 · Engine And Engine Cooling:cooling System:radiator Assembly · 170,000 mi“the contact owns a 2015 gmc sierra 1500. the contact stated while driving 65 mph, there was a loud pop in the engine compartment. the vehicle was steered to the side of the road where condensation was observed in the middle of the road. the vehicle was towed to a dealer where it was diagnosed that the radiator and transmission needed to be replaced…”
2023-08-07 · Steering · 131,890 mi“the contact owns a 2015 gmc sierra 1500. the contact stated while driving approximately 35 mph, the message "power steering assist" was displayed, and the steering wheel became very difficult to turn in either direction. the cause of the failure was not yet determined. the local dealer and manufacturer were notified of the failure and informed the …”
2023-03-08 · Visibility:defroster/Defogger/Hvac System · 152,000 mi · 🔥 fire“the contact owns a 2015 gmc sierra. the contact stated that when doing the initial start, the rear of the vehicle began smoking and caught on fire. the contact turned off the vehicle and the fire settled however shortly after the rear window fractured. there were no injuries and no medical attention needed. there was no fire report. the contact had…”
2023-01-05 · Service Brakes · 85,500 mi · 💥 crash“the contact owns a 2015 gmc sierra 1500. the contact stated her husband was driving when the vehicle in front of them applied the brakes unexpectedly, the driver depressed the brake pedal but failed to stop the vehicle due to the brake pedal being resistant/ rigid causing the vehicle to rear-end the other vehicle. the contact stated no warning ligh…”
2022-08-17 · Air Bags“the contact owns a 2015 gmc sierra. the contact received notification of nhtsa campaign number 21v504000(air bag) however, the part to do the recall repair was unavailable. the local dealer was contacted and it was confirmed that the part was not available. the contact stated that the manufacturer exceeded a reasonable amount of time for the recall…”
2022-08-10 · Air Bags“the contact owns a 2015 gmc sierra. the contact received notification of nhtsa campaign number: 21v504000 ( air bags ) however, the part to do the recall repair was unavailable. the contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. the manufacturer was made aware of the issue. the contact had not exper…”
2022-04-27 · Air Bags“2015 gmc sierra. consumer writes in regards to roof rail airbag (rrab) inflators safety recall. * recall remedy is not yet available. * ts the consumer was informed the parts to complete the recall repair were not yet available. the consumer referenced recall n202324251. the consumer stated the manufacturer exceeded a reasonable amount of time …”
2016-04-18 · Exterior Lighting · 200 mi“the projector headlights are inadequate on a level road, and are dangerous on rolling terrain roads and curves. they could be possibly designed for stationary use in a perfect enviorment but not for moving vehicles, i cannot safely drive this vehicle at night, i fear not only for myself but for other people on and near the path of this vehicle. my …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.