Idler gear may detach causing engine stall
Defect Summary
Mercedes-benz usa, llc. (mbusa) is recalling certain 2018-2019 s560, s560 cabriolet, and s560 4matic vehicles equipped with 8-cylinder gasoline engines. the threaded connection between the camshaft idler gear and the crankcase may be improperly tightened, possibly causing the idler gear to detach from the crankcase.
Safety Consequence
A detached idler gear can damage the engine, resulting in a stall and increasing the risk of a crash.
Corrective Action
Mbusa will notify owners, and dealers will replace the engine, free of charge. the recall began february 21, 2020. owners may contact mbusa customer service at 1-800-367-6372. mbusa's number for this recall is 2020020013.
Similar Recalls
Other recalls from Mercedes-benz Usa, Llc or involving Engine And Engine Cooling.
FAQ: Recall 19V821000
Your rights, the repair process, and what each field on this page means.
What is recall 19V821000?
NHTSA recall 19V821000 was issued by Mercedes-benz Usa, Llc on November 15, 2019. It addresses: Idler gear may detach causing engine stall. The recall affects approximately 6 vehicles, with the defect involving the Engine And Engine Cooling component.
How do I get this recall repaired?
Contact any authorized Mercedes-benz Usa, Llc dealer and reference NHTSA recall ID 19V821000 or the manufacturer campaign number 2020020013. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.