2022 GMC Sierra 2500 electrical system problems
12 owner complaints filed with NHTSA name the electrical system on the 2022 GMC Sierra 2500 — 29% of all complaints for this model year.
What owners report
“The contact owns a 2022 GMC Sierra 2500. The contact stated while driving at various speeds and pulling a 10,000 pounds trailer, the vehicle experienced an intermittent loss of trailer brakes. The message "Check Trailer Wiring" and another message pertaining to the trailer brake system were…”
filed Jul 6, 2026
“My 2022 GMC Sierra 2500HD was previously repaired under GM safety recall N232426400 / NHTSA recall 24V060 for the power-unlatching tailgate switch, which can fail from water intrusion. The recall repair was completed and the recall now shows as closed. Recently, the same tailgate switch problem…”
filed May 5, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other Sierra 2500 years
| Year | Reports | Share |
|---|---|---|
| 2024 Sierra 2500 | 31 | 32% |
| 2023 Sierra 2500 | 5 | 17% |
| 2021 Sierra 2500 | 6 | 12% |
| 2020 Sierra 2500 | 12 | 16% |
| 2019 Sierra 2500 | 9 | 28% |
| 2018 Sierra 2500 | 7 | 20% |
| 2017 Sierra 2500 | 6 | 16% |
| 2016 Sierra 2500 | 9 | 15% |
| 2015 Sierra 2500 | 11 | 12% |
| 2014 Sierra 2500 | 4 | 13% |
| 2013 Sierra 2500 | 3 | 7% |
| 2012 Sierra 2500 | 4 | 13% |
Other reported problem areas on the 2022 GMC Sierra 2500
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.