Chevrolet Silverado 4500, Silverado 5500, Silverado 6500 (2019-2020): Service brakes, hydraulic
Recall 25V768000 · Nov 6, 2025 · General Motors, LLC
891
vehicles affected
891
vehicles affected
Facts
- Recall number
- 25V768000
- Date
- Nov 6, 2025
- Maker
- General Motors, LLC
- Units affected
- 891
- Kind
- Vehicles
- Component
- Service brakes, hydraulic > Power assist
- Model years
- 2019-2020
- Started by
- The maker
- Hazard
- Crash risk
What is wrong
General Motors, LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD vehicles. A wiring harness that is missing protective tape can allow the wires to become damaged.
What can happen
Damaged brake jumper wires can result in power brake assist failure, increasing the risk of a crash.
The fix
Recall repairs are free of charge.
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.
Vehicles covered
3 models, 6 model years in all
| Make | Model | Model years |
|---|---|---|
| Chevrolet | Silverado 4500 | 2019-2020 |
| Chevrolet | Silverado 5500 | 2019-2020 |
| Chevrolet | Silverado 6500 | 2019-2020 |
Related pages
Questions and answers
Which vehicles are in recall 25V768000?
3 models: Chevrolet Silverado 4500 (2019-2020), Chevrolet Silverado 5500 (2019-2020), Chevrolet Silverado 6500 (2019-2020), about 891 vehicles in all.
What is the fix for recall 25V768000?
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.
What can happen?
Damaged brake jumper wires can result in power brake assist failure, increasing the risk of a crash.
A recall means the maker found a safety problem and offers a free fix; it does not mean every unit has the problem. Units affected are as reported by the company. Popular models sell more and so have more recalls and complaints. Official public data; texts are shortened. A dealer can tell whether a single vehicle still needs the repair.