NHTSA Recall 25V768000: Power assist (service brakes)
General Motors, LLC reported this safety recall to NHTSA on , covering an estimated 891 vehicles. It affects 3 models including the Chevrolet Silverado 4500.
| NHTSA campaign | 25V768000 |
|---|---|
| Manufacturer campaign | N252531990 |
| Component | SERVICE BRAKES, HYDRAULIC › POWER ASSIST |
| Report received | November 6, 2025 |
| Owner notification | December 3, 2025 |
| Initiated by | Manufacturer |
Defect
General Motors, LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD vehicles. These vehicles were remedied under NHTSA Recall 25V390 with a brake jumper wire harness that was assembled without protective tape. A wiring harness that is missing protective tape can allow the wires to become damaged.
Safety risk
Damaged brake jumper wires can result in power brake assist failure, increasing the risk of a crash.
Remedy
Dealers will remove the installed wire harness, apply protective tape, and reinstall the wire harness, free of charge. Owner notification letters are planned to be mailed December 22, 2025. Owners may contact GM customer assistance number at 1-866-467-9700. GM's number for this recall is N252531990. Vehicles in this recall were previously repaired under 25V390 and will need to have the new remedy completed. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov beginning November 6, 2025.
Vehicles covered by recall 25V768000
| Make and model | Model years |
|---|---|
| Chevrolet Silverado 4500 | 2019, 2020 |
| Chevrolet Silverado 5500 | 2019, 2020 |
| Chevrolet Silverado 6500 | 2019, 2020 |
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.