2019 GMC Sierra 1500 problems & reliability
638 owner complaints filed with NHTSA for the 2019 GMC Sierra 1500, alongside 10 safety recall campaigns. 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.
7 complaints report injuries (11 injured).
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine → | 299 | 47% |
| Power Train → | 136 | 21% |
| Service Brakes → | 107 | 17% |
| Electrical System → | 94 | 15% |
| Unknown / Other | 43 | 7% |
| Steering → | 42 | 7% |
| Engine and Engine Cooling → | 25 | 4% |
| Fuel/propulsion System → | 22 | 3% |
| Electronic Stability Control (esc) → | 16 | 3% |
| Structure → | 15 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 27 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Among the 200 complaints that included a usable odometer reading, the median reported incident mileage was 15,760 miles (middle 50% between 5,500 and 71,200 miles).
Complaints by incident year
What owners report
“The contact owns a 2019 GMC Sierra 1500. The contact stated that while driving at an undisclosed speed, the vehicle came to a full stop to allow wildlife to cross the road. Upon accelerating, the engine made an abnormal banging noise. The contact stopped to inspect the vehicle and observed an engine misfire while…”
Engine and Engine Cooling · filed Sep 16, 2026
“The backseat middle passenger seatbelt failed to release causing my [XXX] child to become stuck and restrained in the seatbelt blocking his circulation, therefore for the safety of my child I had no choice but to cut the seatbelt. I have tried to report it to the dealership and insurance company but both advised that…”
Seat Belts · filed Sep 14, 2026
“Since I purchased my vehicle in 2021, I continued to have issues with my oil pressure light coming on usually about 2000 - 3000 miles past the oil change. When checking oil, I would find that it was low 2 quarts of oil each time. I reported this to the GM Dealer and they did oil consumption tests and determined the…”
Engine · 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
Engineering Analysis EA25007 · opened Oct 23, 2025 · open
- Loss of motive power due to engine failure
Preliminary Evaluation PE25001 · opened Jan 16, 2025 · closed Oct 23, 2025 · led to recall 25V274
Technical service bulletins
1,749 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2019 GMC Sierra 1500. The 10 most recent:
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 document assists GM dealer technicians with diagnosing torque converter concerns to ensure torque converter replacement is necessary. The torque converter part number will be placed on order restriction, and the…
PIP6127A · Service Bulletin/Repair Instructions · issued Aug 27, 2026
This Preliminary information communicates an issue where an aftermarket autostop device or rear taillights is causing a dead battery.
PIT6031B · Service Bulletin/Repair Instructions · issued Aug 7, 2026
This document assists GM dealer technicians with diagnosing torque converter concerns to ensure torque converter replacement is necessary. The torque converter part number will be placed on order restriction, and the…
PIP6127 · Service Bulletin/Repair Instructions · issued Jul 31, 2026
This PI provides information to repair the door water deflector which is not sealed properly allows water into the door jam/sill area.
PIT5680B · Service Bulletin/Repair Instructions · issued Jul 23, 2026
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIT5509N · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This PI was created to help avoid unnecessary front camera module replacements
PIT6473F · Service Bulletin/Repair Instructions · issued Jul 17, 2026
This PI provides a diagnostic tip on poor a/c performance due to a condenser issue and instructions to replace the ac condenser.
PIT5767B · Service Bulletin/Repair Instructions · issued Jul 13, 2026
The purpose of this PI is to inform dealer technicians of a normal cab pressure relief valve noise to avoid unnecessary part replacement
PIT6532 · Service Bulletin/Repair Instructions · issued Jul 6, 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 2019 GMC Sierra 1500 has 10 NHTSA recall campaigns — 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 2019 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.
- · Among complaints with usable mileage, the median reported incident mileage was 15,760 miles. This does not predict when a particular vehicle will develop a problem.