2025 GMC Sierra 1500 problems & reliability
115 owner complaints filed with NHTSA for the 2025 GMC Sierra 1500, alongside 1 safety recall campaign. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine → | 52 | 45% |
| Electrical System → | 24 | 21% |
| Power Train → | 24 | 21% |
| Unknown / Other | 14 | 12% |
| Forward Collision Avoidance | 9 | 8% |
| Vehicle Speed Control | 7 | 6% |
| Back Over Prevention | 6 | 5% |
| Fuel/propulsion System | 6 | 5% |
| Service Brakes | 6 | 5% |
| Visibility/wiper | 5 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 18 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“Turned on vehicle and an alert popped up "Brake system control module malfunction", limited speed to 43 miles per hour, no power breaks worked. I have had no issues with brake system for the first 11k miles. I contacted my local GMC dealership (Banks Chevrolette in Concord, NH) and was told that I would not be able to…”
Service Brakes · filed Sep 16, 2026
“Super cruise was engaged on I-95 and attempted a lane change. Another vehicle was in a position along side my vehicle that would have resulted in an accident if I had not noticed it and manually grabbed the steering wheel to override the super cruise. I have an appt with the dealer next week. The vehicle is also is…”
Lane Departure · filed Sep 15, 2026
“I was driving in town when all lights on the dash lit up, and I mean all of them. I was approaching a traffic light in low traffic in the 20-30mpg range. I went to apply the brakes and almost had none. If I was going to estimate how much braking was available, it would be in the 10% range. I drove at 20mph to the…”
Service Brakes · filed Sep 11, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Loss of motive power due to engine failure post recall remedy
Engineering Analysis EA26005 · opened Aug 20, 2026 · open
Technical service bulletins
447 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2025 GMC Sierra 1500. The 10 most recent:
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIC6629F · Service Bulletin/Repair Instructions · issued Sep 10, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902W · Service Bulletin/Repair Instructions · issued Sep 4, 2026
This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a…
PIT6545 · Service Bulletin/Repair Instructions · issued Sep 3, 2026
This preliminary information communicates a diagnostic tip for the tailgate release system and tailgate ajar message.
PIT6543 · Service Bulletin/Repair Instructions · issued Sep 3, 2026
This PI communications information that Engineering has released an OTA to correct the Service Driver Assist message with current DTC B1B2F Telematics Control Module and U1624 Image Processing Control Module setting.
PIT6455C · Service Bulletin/Repair Instructions · issued Aug 27, 2026
This PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.
PIT6529B · Service Bulletin/Repair Instructions · issued Aug 27, 2026
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication
PIT6541 · Service Bulletin/Repair Instructions · issued Aug 27, 2026
This is a diagnostic PI to assist on a repair to fix a concern for the HVAC temperature doors binding at times
PIT6452E · Service Bulletin/Repair Instructions · issued Aug 22, 2026
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6551C · Service Bulletin/Repair Instructions · issued Aug 20, 2026
• Improvements to reliability when extending the running boards on your vehicle • Improvements to accuracy for Diesel Exhaust Fluid level shown in driver display.
662.31 · Over The Air · issued Aug 12, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2025 GMC Sierra 1500 has 1 NHTSA recall campaign — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2025 GMC Sierra 1500?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.