2 NHTSA recall campaigns have been issued for the 2021 Chevrolet 4500Hd. Click any campaign to view full defect, consequence, and remedy details.
Component: EQUIPMENT
General Motors, LLC (GM) is recalling certain 2021-2022 Chevrolet 4500HD/5500HD/6500HD vehicles. The hex flange lock nuts used in the suspension and steering joints, were improperly heat treated and may break.
Consequence: Broken hex flange lock nuts may cause a loss of tension, leading to steering instability, and increasing the risk of a crash.
Component: SERVICE BRAKES, HYDRAULIC
General Motors. LLC (GM) is recalling certain 2019-2023 Chevrolet 4500HD, 5500HD, and 6500HD Medium-Duty trucks. The brake pressure sensor assembly may leak brake fluid into the brake pressure switch and cause an electrical short-circuit.
Consequence: An electrical short in the brake pressure switch can overheat the circuit and increase the risk of a fire while driving or parked.
Decode a 17-digit VIN to see exactly which recalls apply to one specific vehicle.