2023 GMC Sierra 1500 fuel/propulsion system problems
25 owner complaints filed with NHTSA name the fuel/propulsion system on the 2023 GMC Sierra 1500 — 6% of all complaints for this model year.
What owners report
“While traveling at highway speed during rush hour commute, the vehicle lost engine power and stalled. While coasting, I tried to restart the engine several times without success. Before coming to a stop, I attempted to get to the shoulder safely. Unfortunately, a portion of the vehicle was left…”
filed Jun 26, 2026
“1. The L87 Engine Loss of Propulsion failed and is available for inspection at the service department at Power Swain Chevrolet dealership, Fayetteville, NC. 2. I, other vehicles, cyclists, and pedestrians were at risk. That vehicle could have come down on the highway, causing a vehicle pileup…”
filed Jun 18, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Certain vehicles may have a condition in which the Engine Control Module (ECM) does not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.
N242452130-01 · Service Campaign · issued Aug 4, 2026
Fuel/propulsion System problems in other Sierra 1500 years
| Year | Reports | Share |
|---|---|---|
| 2026 Sierra 1500 | 4 | 6% |
| 2025 Sierra 1500 | 6 | 6% |
| 2024 Sierra 1500 | 17 | 5% |
| 2022 Sierra 1500 | 21 | 4% |
| 2021 Sierra 1500 | 33 | 6% |
| 2020 Sierra 1500 | 24 | 5% |
| 2019 Sierra 1500 | 21 | 3% |
| 2018 Sierra 1500 | 10 | 3% |
| 2017 Sierra 1500 | 7 | 2% |
| 2016 Sierra 1500 | 8 | 2% |
| 2015 Sierra 1500 | 13 | 2% |
| 2014 Sierra 1500 | 12 | 2% |
Other reported problem areas on the 2023 GMC Sierra 1500
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.