2008 GMC Sierra 1500 seat belts problems
12 owner complaints filed with NHTSA name the seat belts on the 2008 GMC Sierra 1500 — 3% of all complaints for this model year.
What owners report
“I was driving down the highway at 70 mph, when there was a loud bang followed by a gun powder smell. My seatbelts went tight...hazard lights automatically came on...radio went dead...and the Airbag light came on. The pretensioners in both driver and passenger seats had deployed. I pulled over and…”
filed Mar 23, 2026
“I was driving in a parking structure at low speed when a loud bang went off inside the cab. The hazard lights went off, there was an acrid electrical smell, and fine dust was coming from the steering wheel area. I stopped the truck and got out to look for a collision, but there was none. When I…”
filed Jan 2, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Seat Belts problems in other Sierra 1500 years
| Year | Reports | Share |
|---|---|---|
| 2024 Sierra 1500 | 1 | 0% |
| 2023 Sierra 1500 | 1 | 0% |
| 2021 Sierra 1500 | 3 | 1% |
| 2020 Sierra 1500 | 2 | 0% |
| 2019 Sierra 1500 | 3 | 0% |
| 2018 Sierra 1500 | 4 | 1% |
| 2017 Sierra 1500 | 1 | 0% |
| 2016 Sierra 1500 | 2 | 1% |
| 2015 Sierra 1500 | 16 | 2% |
| 2014 Sierra 1500 | 18 | 2% |
| 2013 Sierra 1500 | 2 | 2% |
| 2012 Sierra 1500 | 2 | 2% |
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.