NHTSA Recall 20V588000: Service brakes
General Motors LLC reported this safety recall to NHTSA on , covering an estimated 3,677 vehicles. It affects 6 models including the Buick Encore GX.
| NHTSA campaign | 20V588000 |
|---|---|
| Manufacturer campaign | A202307260 |
| Component | SERVICE BRAKES |
| Report received | September 24, 2020 |
| Owner notification | December 9, 2020 |
| Initiated by | Manufacturer |
Defect
General Motors LLC (GM) is recalling certain 2020 Chevrolet Corvette and Cadillac CT4, CT5 and XT4, 2021 Chevrolet Trailblazer, and 2020-2021 Buick Encore GX vehicles. Sensor connection contamination in the electronic brake boost system may cause an interruption of communication between the sensor and the brake boost system.
Safety risk
If communication with the sensor is interrupted, the electronic brake boost assist could be lost. Extra pedal force will be required to slow and stop the vehicle, increasing the risk of a crash.
Remedy
GM will notify owners, and dealers will replace the electronic brake boost module, free of charge. The recall began December 9, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-333-4223, or Buick customer service at 1-800-521-7300. GM's number for this recall is A202307260.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Vehicles covered by recall 20V588000
| Make and model | Model years |
|---|---|
| Buick Encore GX | 2020, 2021 |
| Cadillac CT4 | 2020 |
| Cadillac CT5 | 2020 |
| Cadillac XT4 | 2020 |
| Chevrolet Corvette | 2020 |
| Chevrolet Trailblazer | 2021 |
Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.