2020 GMC Sierra 1500 steering problems
37 owner complaints filed with NHTSA name the steering on the 2020 GMC Sierra 1500 — 8% of all complaints for this model year.
What owners report
“- the ground strap corroded and broke apart. Yes, I have the ground cable that failed, if needed for inspection. - yes!!! The truck's steering kept going in and out of manual steering and the engine reduced in speed allowed, and then the engine cut out on me completely - while I was in the middle…”
filed Jun 8, 2026
“A known problem with these trucks is ground strap failure. I was driving and all the sudden lost power steering which almost caused an accident. There is a customer satisfaction program N252515590 that covers 2019-2024 trucks but mine was not included in this for some reason. I did have the truck…”
filed May 20, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Steering problems in other Sierra 1500 years
| Year | Reports | Share |
|---|---|---|
| 2026 Sierra 1500 | 4 | 6% |
| 2025 Sierra 1500 | 3 | 3% |
| 2024 Sierra 1500 | 6 | 2% |
| 2023 Sierra 1500 | 9 | 2% |
| 2022 Sierra 1500 | 13 | 2% |
| 2021 Sierra 1500 | 32 | 6% |
| 2019 Sierra 1500 | 42 | 7% |
| 2018 Sierra 1500 | 29 | 10% |
| 2017 Sierra 1500 | 25 | 7% |
| 2016 Sierra 1500 | 37 | 11% |
| 2015 Sierra 1500 | 79 | 11% |
| 2014 Sierra 1500 | 153 | 21% |
Other reported problem areas on the 2020 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.