2005 GMC Sierra 1500 power train problems
11 owner complaints filed with NHTSA name the power train on the 2005 GMC Sierra 1500 — 6% of all complaints for this model year.
What owners report
“Tl* the contact owns a 2005 gmc sierra 1500. The contact noticed severe rust to the subframe of the vehicle. The contact stated that the rear suspension, front suspension, and starter support showed excessive rust. Additionally, the shock tower, supports, transmission bolts, four wheel drive…”
filed Dec 11, 2017
“Castech cylinder heads on 2001 through 2006 5.3l vortec engines are porous and allow antifreeze to seap into the oil. This is a safety concern as it can destroy the engine (oil doesn't lubricate correctly, sludge buildup) and leave someone, at the least, stranded, at the worst, it can cause a huge…”
filed Aug 10, 2016
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Sierra 1500 years
| Year | Reports | Share |
|---|---|---|
| 2026 Sierra 1500 | 17 | 25% |
| 2025 Sierra 1500 | 20 | 22% |
| 2024 Sierra 1500 | 64 | 20% |
| 2023 Sierra 1500 | 81 | 19% |
| 2022 Sierra 1500 | 100 | 18% |
| 2021 Sierra 1500 | 129 | 24% |
| 2020 Sierra 1500 | 88 | 20% |
| 2019 Sierra 1500 | 129 | 21% |
| 2018 Sierra 1500 | 125 | 43% |
| 2017 Sierra 1500 | 116 | 33% |
| 2016 Sierra 1500 | 83 | 25% |
| 2015 Sierra 1500 | 95 | 13% |
Other reported problem areas on the 2005 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.