The issue concerns the fuel pump impeller, which may become deformed and come into contact with the fuel pump housing. As a result, the vehicle may lose propulsion unexpectedly, increasing the risk of a crash and injury.
The full list of affected vehicles and model years is below.
2021-23 C300
2022-23 CLS450
2021-23 E350
2022-23 E450
2021-22 G550
2021-23 GLC300
2021-22 GLE450
2021 GLE580
2021-23 GLS450
2021-23 GLS580
2022-23 S500
2021-23 S580
2021-23 AMG C43
2021-23 AMG C63
2022-23 AMG E53
2023 AMG E63
2021-23 AMG G63
2021-23 AMG GLC43
2021 AMG GLC63
2021-22 AMG GLE53
2021-23 AMG GLE63
2021-23 AMG GLS63
2022-23 AMG GT43
2022-23 AMG GT53
2023 AMG GT63
2023 AMG SL43
2022-23 AMG SL55
2022-23 AMG SL63
2021-23 Maybach GLS600
2021-23 Maybach S580
2022-23 Maybach S680
As a remedy, dealers will replace the fuel pump for free. Mercedes will begin notifying owners Aug. 25, but those with further questions can call the automaker at 800-367-6372, the National Highway Traffic Safety Administration’s vehicle-safety hotline at 888-327-4236, or visit its website to check your vehicle identification number and learn more.
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Copy Editor
Corinne Vercoe
Corinne Vercoe has been writing professionally for 10 years. She began producing and editing content for the automotive industry in 2018, joining Cars.com as Copy Editor in 2021. She is a member of the Midwest Automotive Media Association and inherited an interest in cars from her father, a lifelong Chevrolet Corvette enthusiast.