2008 GMC Sierra 1500 engine problems
18 owner complaints filed with NHTSA name the engine on the 2008 GMC Sierra 1500 — 5% of all complaints for this model year.
What owners report
“I was driving from lufkin to hemphill at 70 mph. Something blew up, I thought something hit me. Engine died, brakes started, emergency lights came on, and seatbelt locked down, truck stopped, I got out to see what hit me. Nothing! When I got back in the truck a white powder (not smoke) was coming…”
filed Apr 15, 2021
“I have the 5.3l engine and it is consuming 3-5 qua of oil about 3 times between oil changes. I have a small leak but doesn't warrant the oil being lost a”
filed Feb 8, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Sierra 1500 years
| Year | Reports | Share |
|---|---|---|
| 2026 Sierra 1500 | 44 | 64% |
| 2025 Sierra 1500 | 39 | 42% |
| 2024 Sierra 1500 | 152 | 47% |
| 2023 Sierra 1500 | 183 | 44% |
| 2022 Sierra 1500 | 215 | 40% |
| 2021 Sierra 1500 | 275 | 52% |
| 2020 Sierra 1500 | 213 | 48% |
| 2019 Sierra 1500 | 283 | 46% |
| 2018 Sierra 1500 | 63 | 21% |
| 2017 Sierra 1500 | 56 | 16% |
| 2016 Sierra 1500 | 37 | 11% |
| 2015 Sierra 1500 | 83 | 12% |
Other reported problem areas on the 2008 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.