Misrouted Harness May Corrode and Short-Circuit
An electrical short-circuit can increase the risk of a fire.
NHTSA Campaign Number: 22V533000
Manufacturer Mercedes-Benz USA, LLC
Components ELECTRICAL SYSTEM
Potential Number of Units Affected 27,330
Summary
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 AMG GT43, E450 Cabriolet, E450 Wagon, E450 Coupe, 2019-2023 AMG E53, E53 Coupe, E53 Cabriolet, AMG GT53, CLS450, and 2019-2021 AMG CLS53 vehicles. The transmission wiring harness may be misrouted, which can expose the electrical connector to corrosion, and result in an electrical short-circuit.
Remedy
Dealers will inspect and repair the electrical connector, as necessary. Dealers will also reroute the harness and install an additional bracket. All repairs will be performed free of charge. Owner notification letters are expected to be mailed September 20, 2022. Owners may contact MBUSA customer service at 1-800-367-6372.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.