2020 Chevrolet Silverado 2500 electrical system problems
17 owner complaints filed with NHTSA name the electrical system on the 2020 Chevrolet Silverado 2500 — 16% of all complaints for this model year.
What owners report
“My vehicle was taken to Legacy Chevrolet of Waxahachie where a routine recall notice was addressed. During the process they technician broke my battery terminal. Upon my discovery the dealership claimed the broken terminal must have just broke on its own during the time it was at their dealership…”
filed Sep 15, 2026
“The contact owns a 2020 Chevrolet Silverado 2500. The contact stated that while driving at undisclosed speeds and towing a trailer, the message "Trailer Brake Disconnected" was displayed with an audible chime. The vehicle was inspected by the dealer, but no fault was found with the vehicle. Upon…”
filed Aug 10, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other Silverado 2500 years
| Year | Reports | Share |
|---|---|---|
| 2025 Silverado 2500 | 7 | 25% |
| 2024 Silverado 2500 | 53 | 38% |
| 2023 Silverado 2500 | 16 | 34% |
| 2022 Silverado 2500 | 29 | 31% |
| 2021 Silverado 2500 | 17 | 20% |
| 2019 Silverado 2500 | 19 | 26% |
| 2018 Silverado 2500 | 13 | 25% |
| 2017 Silverado 2500 | 15 | 28% |
| 2016 Silverado 2500 | 18 | 15% |
| 2015 Silverado 2500 | 57 | 32% |
| 2014 Silverado 2500 | 6 | 15% |
| 2013 Silverado 2500 | 10 | 20% |
Other reported problem areas on the 2020 Chevrolet Silverado 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.