Electrical complaints by model year
| Year | Complaints | Share of year's complaints | Typical mileage |
|---|---|---|---|
| 2026 | 17 | 12% | 4,000 miles |
| 2025 | 25 | 20% | 35,000 miles |
| 2024 | 42 | 11% | 28,000 miles |
| 2023 | 64 | 13% | 35,000 miles |
| 2022 | 83 | 14% | 51,000 miles |
| 2021 | 76 | 13% | 39,000 miles |
| 2020 | 81 | 17% | 5,000 miles |
| 2019 | 95 | 14% | 8,000 miles |
| 2018 | 43 | 14% | 36,000 miles |
| 2017 | 54 | 15% | 56,000 miles |
| 2016 | 54 | 16% | 66,000 miles |
| 2015 | 96 | 13% | 46,000 miles |
| 2014 | 129 | 17% | 64,000 miles |
| 2013 | 6 | 5% | 75,000 miles |
| 2012 | 8 | 7% | 141,000 miles |
| 2011 | 17 | 6% | 128,000 miles |
| 2010 | 10 | 6% | 110,000 miles |
| 2009 | 20 | 9% | 65,000 miles |
| 2008 | 31 | 8% | 58,000 miles |
| 2007 | 22 | 8% | 43,000 miles |
| 2006 | 20 | 14% | 90,000 miles |
| 2005 | 67 | 38% | 70,000 miles |
| 2004 | 81 | 38% | 53,000 miles |
| 2003 | 43 | 24% | 72,000 miles |
| 2002 | 3 | 2% | 252,000 miles |
| 2001 | 7 | 5% | 74,000 miles |
| 2000 | 5 | 3% | 189,000 miles |
| 1999 | 8 | 5% | 90,000 miles |
| 1998 | 3 | 5% | 64,000 miles |
| 1997 | 2 | 2% | 238,000 miles |
| 1996 | 1 | 20% | 140,000 miles |
Which parts fail
Components named in complaints (battery, alternator, wiring, ignition, instrument cluster, infotainment).
Mileage when the problem started
What owners report
The contact owns a 2026 GMC Sierra 1500. The contact stated that upon starting the vehicle and shifting into reverse(R), the vehicle failed to move while depressing the accelerator pedal. The contact felt a hesitation while depressing the brake and accelerator pedals, and the contact then attempted to restart the vehicle. The contact restarted the vehicl;e however, while attempting to accelerate, the brakes independently activated. Despite the repeated failure, the contact was able to pull into a gas station to restart the vehicle. The contact stated that after several attempts, the vehicle finally resumed normal operation, and the contact drove the vehicle to the residence. The next day, the contact test drove the vehicle, and the failure reoccurred while the contact was attempting to park the vehicle in a parking spot. …
5/08/2026: I stopped outside my garage. I then placed the truck in park and exited the vehicle while running. I went inside my garage and several minutes later, heard a crash. The truck had driven forward while unattended, and crashed into the corner of my garage, causing damage to both the building and the truck. Truck indicated it was still in park upon reentry. 5/11/2026 In a separate incident 3 days later, while driving at approximately 50mph, truck engaged in an automatic braking event with no discernible cause. Simply applied what felt like 100% braking for a split second, then released. 5/12/2026: Truck taken to GMC for investigation. No codes in any modules detected. 9/20/2026: Vehicle reports transmission fault, states it should not be driven. 9/21/2026: Towed to GMC dealer. Found codes P17A8 and P189D and diagnostic code 6906361, internal fault within gearshift control module. …
The contact owns a 2025 GMC Sierra 1500. The contact stated that while driving approximately 5 - 10 MPH, the vehicle went into LIMP Mode and failed to properly accelerate, and the transmission unexpectedly downshifted. There was an electrical malfunction, which caused the transmission to downshift. An unknown message was displayed on the instrument panel. The contact stated that the network was not operating at the correct voltage due to the wiring harness. The engine light illuminated after the failure. The vehicle was towed on two occasions to the dealer to attempt to duplicate the failure. The dealer was unable to determine how to repair the vehicle. The vehicle was driven to the dealer in LIMP Mode. The manufacturer, General Motors, was contacted by the dealer, and the contact also reported the failure to the manufacturer. A General Motors service engineer had inspected the vehicle. …
The contact owns a 2025 GMC Sierra 1500. The contact stated that while stopped at a traffic light, the gear shifter was shifted to park(P) and the vehicle stalled. The message "START Engine" was displayed. The vehicle was restarted, and the Auto START/STOP feature was disabled by pressing the "A" inside an orange circle. The contact stated that on another occasion while reversing into the driveway, the vehicle stalled. The message "START Engine" was displayed on the screen. The dealer was contacted; however, the vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired and the failure persisted. The manufacturer was not notified of the failure. The failure mileage was approximately 16,000.
The contact owns a 2024 GMC Sierra 1500. The contact stated that while driving at 67 MPH, the transmission shifted to neutral(N) unexpectedly. In addition, the vehicle failed to accelerate as intended while depressing the accelerator pedal. The contact attempted to drive the vehicle off the road. A passerby slowed down and allowed the contact to move over to the side of the road. The engine seized, and the vehicle stalled between the shoulder and the line of the left lane. The check engine warning light illuminated, and the messages "Battery Low" and "Reducing Features to Save Battery" were displayed on the instrument panel. The contact called a friend who towed the vehicle to the dealer. The dealer was informed that the engine had failed and needed to be replaced. The vehicle remained at the dealer unrepaired. …
The contact owns a 2024 GMC Sierra 1500. The contact stated that there was an unknown failure with the front and rear cameras. The driver's and passengers' side mirror indicators remained illuminated but occasionally failed to operate. There was a glare that was shining into the vehicle while it was raining and driving at night. The vehicle was taken to the local dealer, where it was diagnosed that an unknown module was not operating as needed. The rear wiring harness was replaced. The seat module and transmission were repaired, but the failure recurred. The manufacturer was contacted, and a case was opened. The Attorney General was contacted and referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 9,000.
I just left the gas station from getting a beverage, I got onto the interstate and had gone roughly about 3 miles before setting super cruise a few minutes after that the interstate takes a turn to the left with an exit on the right. Slightly right as I was just getting into the turn my engine shutoff and or died making my truck uncontrollable causing me to drive off the interstate into some small trees between the exit and the interstate. I was not injured and no other vehicles were involved. My truck is currently at the insurances storage yard and they care claiming it to be totaled. I have contacted GM and filled a claim however they are saying they aren't responsible because the insurance company has my truck. …
The contact owns a 2023 GMC Sierra 1500. The contact stated that while driving at an undisclosed speed on several occasions, the pedestrian warning alert unexpectedly illuminated. The contact stated that during the failure, the braking system became inoperable and then the brakes locked up, causing the contact and a passenger to suffer whiplash. The contact stated that there were no pedestrians near the vehicle when the failure had occurred. Additionally, the contact stated that while attempting to reverse, the pedestrian detection system failed to display a warning when a pedestrian was near the vehicle, almost causing the vehicle to strike the pedestrian. The vehicle was taken to the dealer, where the contact was informed that the failure was related to an electrical anomaly and a hardware failure. …
Related recalls (1)
Electrical system › 12V/24V/48V battery › Cables
General Motors LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks. The battery positive (B+) cable rings may have been manufactured with excessive glue, potentially causing an intermittent electrical connection between the B+ cable and alternator.
Remedy: GM will notify owners, and dealers will inspect for the presence of glue or other contamination at the B+ cable attachment to the alternator and clean the connection and reattach the B+ cable connection, as necessary.
NHTSA investigations
Non-crash engine compartment fires
In response to an information request letter sent by the office of defects investigation(odi) during preliminary evaluation pe08-010, GM provided odi with 41 allegations of non-crash engine compartment fires including 16 allegations of fires originating with the ignition in the off position.one of the fires was determined to be caused by an arson event.odi has also received 5 reports, 4 of which are of duplicative…
Non-crash engine compartment fires
In a letter dated August 27, 2008, general motors corp. (GM) notified NHTSA that it will conduct a safety recall (NHTSA recall number 08v-441) to address a safety relateddefect that can result in engine compartment fire in approximately 850,000 vehicles equipped with a heated windshield washer fluid option.the subject vehicles of this investigation comprise over three-quarters of the recall population.
Pedestrian alert sounds
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles.
Frequently asked questions
Which GMC Sierra 1500 years have electrical problems?
By NHTSA complaints, the 2014 (129), 2015 (96), 2019 (95), 2022 (83) and 2004 (81) model years. Electrical complaints make up 17% of all complaints for the 2014.
Is there a recall for GMC Sierra 1500 electrical problems?
Yes — 1 recall, including 19V-888 (cables, Dec 12, 2019). Recall repairs are free at authorized dealers; check a specific car with the VIN recall check.
At what mileage do GMC Sierra 1500 electrical problems start?
Across all years, half of the complaints with a recorded mileage happened before about 56,000 miles; 41% happened before 50,000 miles.
What part fails most often?
Owners most often name the instrument cluster/panel (114 mentions), followed by the integrated trailer brake control (9).
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.