approximately 6,200 model-year 2018 mercedes-benz s450 sedans, and s560 sedans and coupes; model-year 2018 mercedes-amg s63 sedans, coupes and convertibles; and model-year 2018 mercedes-maybach s560 sedans
the problem: the hands-off detection system may malfunction, causing the active steering assist system to remain engaged despite the driver's hands not being on the steering wheel for a prolonged period of time, increasing the risk of crash.
the fix: dealers will update the software of the steering control unit for free.
what owners should do: mercedes-benz began mailing interim letters to owners feb. 14; a second letter will be mailed once remedy parts become available. owners 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 their vehicle identification number and learn more.
need to find a dealer for service? go to service & repair to find your local dealer. click here to schedule a free recall repair at your local dealership.
more recalls
's editorial department is your source for automotive news and reviews. in line with 's long-standing ethics policy, editors and reviewers don't accept gifts or free trips from automakers. the editorial department is independent of 's advertising, sales and sponsored content departments.