NHTSA recall 25V390000
Service brakes, hydraulic › Brake fluid low warning › Switch/sensor/float
Chevrolet 6500 and 3 more
The defect
General Motors (GM) is recalling certain 2019-2024 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD vehicles. The brake pressure sensor assembly may leak brake fluid into the brake pressure switch and cause a short circuit.
The risk
An electrical short in the brake pressure switch can overheat the circuit and increase the risk of a fire while driving or parked.
The remedy
Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the brake pressure switch wire harness, free of charge. Owner notification letters were mailed September 11, 2025. Owners may contact GM customer assistance number at 1-866-467-9700. GM's number for this recall is N242482680. Vehicles in this recall that were previously repaired under 23V266 will need to have the new remedy completed.