2019 GMC Sierra 1500 problems and complaints
Owners have filed 653 complaints with NHTSA about the 2019 GMC Sierra 1500. The most-reported areas: Engine (309), Power Train (139), Service Brakes (115).
Key takeaways
- 653 owner complaints on file with NHTSA.
- 13 involve a crash, 3 a fire, 12 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 309 | 47% |
| Power Train | 139 | 21% |
| Service Brakes | 115 | 18% |
| Electrical System | 95 | 15% |
| Unknown Or Other | 44 | 7% |
| Steering | 42 | 6% |
| Engine And Engine Cooling | 26 | 4% |
| Fuel/Propulsion System | 23 | 4% |
| Electronic Stability Control (esc) | 16 | 2% |
| Structure | 15 | 2% |
| Exterior Lighting | 11 | 2% |
| Suspension | 10 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2019 GMC Sierra 1500 PU/RC 4WD | 5/5 | 4/5 | 5/5 | 4/5 |
| 2019 GMC Sierra 1500 PU/RC RWD | 5/5 | 4/5 | 5/5 | 4/5 |
| 2019 GMC Sierra 1500 PU/CC 4WD | 4/5 | 4/5 | 5/5 | 4/5 |
| 2019 GMC Sierra 1500 PU/CC RWD | 4/5 | 4/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Engine - filed 2026-10-11
The engine started making a loud knocking noise and lost power. Luckily the event happened in a neighborhood and no one got hurt. The check engine has been on for brief periods prior to this event.
Engine - filed 2026-10-09
The engine developed a noise while driving. The engine has been replaced. So inspection of the original engine is not available. The failure happen on the interstate system in a large metropolitan city, in heavy traffic. Our independent service center confirmed that one cylinder was not working. We had messages about b...
Fuel System, Gasoline - filed 2026-10-08
The contact owns a 2019 GMC Sierra 1500. The contact stated that while driving 25 MPH, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact stated that later while attempting to start the vehicle, the vehicle failed to start. The contact's son later attempted to start ...
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More for the 2019 GMC Sierra 1500
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.