2021 Chevrolet Silverado 1500 service brakes problems
40 owner complaints filed with NHTSA name the service brakes on the 2021 Chevrolet Silverado 1500 — 5% of all complaints for this model year.
What owners report
“While coming to a stop, a snap ring came off the brake master cylinder. Vehicle top speed was 40mph, with the parking brake automatically engaged. ***Note from mechanic: Vehicle has several brake faults, C05CC and C05CF master cylinder piston position sensor performance, C2A17 hydraulic brake…”
filed Sep 2, 2026
“Turned from [XXX] into my street, about 9 houses down, i could not brake or turn steering wheel. Ended up hitting 2 cars, the problem was that the air bags did not deploy and the seat belt did not lock. truck was totalled. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5…”
filed Aug 12, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes problems in other Silverado 1500 years
| Year | Reports | Share |
|---|---|---|
| 2026 Silverado 1500 | 4 | 4% |
| 2025 Silverado 1500 | 4 | 4% |
| 2024 Silverado 1500 | 8 | 3% |
| 2023 Silverado 1500 | 17 | 5% |
| 2022 Silverado 1500 | 53 | 9% |
| 2020 Silverado 1500 | 101 | 14% |
| 2019 Silverado 1500 | 175 | 16% |
| 2018 Silverado 1500 | 85 | 16% |
| 2017 Silverado 1500 | 174 | 24% |
| 2016 Silverado 1500 | 256 | 32% |
| 2015 Silverado 1500 | 350 | 32% |
| 2014 Silverado 1500 | 269 | 19% |
Other reported problem areas on the 2021 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.