Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 AMG SL55 and AMG SL63 vehicles. The electrical wiring harness for the starter and alternator may not be secured properly, which can result in a short circuit and a loss of drive power or cause the harness to overheat.
A loss of drive power can increase the risk of a crash, and an overheated electrical wiring harness can increase the risk of a fire.
Dealers will secure the electrical wiring harness for the starter and alternator, free of charge. Owner notification letters were mailed November 20, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023100014.
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.