2020 Chevrolet Silverado 1500 structure problems
23 owner complaints filed with NHTSA name the structure on the 2020 Chevrolet Silverado 1500 — 3% of all complaints for this model year.
What owners report
“The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while vehicle was parked, water was leaking inside the rear interior of the cab. The dealer was notified of the failure, and the vehicle was serviced but the failure persisted. The manufacturer was notified of the failure…”
filed Jun 8, 2026
“Component/System That Failed: The rear sliding window assembly leaked water into the cabin due to a manufacturing defect in the urethane seal and third brake light area. The window has been replaced and no longer leaks, but the water caused lasting damage to the headliner with trapped moisture…”
filed Jun 1, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Structure problems in other Silverado 1500 years
| Year | Reports | Share |
|---|---|---|
| 2025 Silverado 1500 | 1 | 1% |
| 2024 Silverado 1500 | 8 | 3% |
| 2023 Silverado 1500 | 7 | 2% |
| 2022 Silverado 1500 | 12 | 2% |
| 2021 Silverado 1500 | 25 | 3% |
| 2019 Silverado 1500 | 22 | 2% |
| 2018 Silverado 1500 | 11 | 2% |
| 2017 Silverado 1500 | 20 | 3% |
| 2016 Silverado 1500 | 21 | 3% |
| 2015 Silverado 1500 | 45 | 4% |
| 2014 Silverado 1500 | 90 | 6% |
| 2013 Silverado 1500 | 75 | 25% |
Other reported problem areas on the 2020 Chevrolet Silverado 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.