4 recall campaigns found.
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.
Risk: An electrical short in the brake pressure switch can overheat the circuit and increase the risk of a fire while driving or parked.
Remedy: Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the master cylinder pressure sensor and inspect the wire harness, replacing it, if necessary, free of charge. Owner notification letters were mailed July 11, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N222375270.
PARKING BRAKE:ELECTRICAL
General Motors, LLC (GM) is recalling certain 2022 4500HD, 5500HD, and 6500HD vehicles. The pressure-sensor fitting of the primary hydraulic brake line assembly may not be tightened correctly, which could result in a brake fluid leak.
Risk: A brake fluid leak can extend the distance required to stop the vehicle, increasing the risk of a crash.
Remedy: Dealers will tighten the brake pressure switch, bleed the brake system, and top-off the brake fluid, free of charge. Owner notification letters were mailed June 23, 2022. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N222368230.
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.
Risk: Broken hex flange lock nuts may cause a loss of tension, leading to steering instability, and increasing the risk of a crash.
Remedy: Dealers will replace the hex flange lock nuts as necessary, free of charge. Interim owner notification letters informing owners of the safety risk were mailed December 27, 2022. Owner notification letters were mailed February 10, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N222391080.
ELECTRICAL SYSTEM:SOFTWARE
General Motors is recalling certain 2019-2020 Chevrolet 4500HD, 5500HD, and 6500HD Medium Duty trucks. If the vehicle's body control module (BCM) loses communication with the vehicle's electronic brake control module (EBCM), the EBCM software programming may not illuminate the vehicle's ABS malfunction indicator light (MIL). As such, these vehicles fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) Number 105, "Hydraulic and Electric Brake Systems."
Risk: If a driver is unaware that the ABS system is malfunctioning, there may be an increased risk of a crash.
Remedy: GM will notify owners, and dealers will update the software calibration for the body control module (BCM). The recall began June 29, 2020. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N202305070.