There are 2 owner-reported engine complaints for the 2010 Mercedes-Benz S-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
PURCHASED A MERCEDES BENZ S400 HYBRID LAST YEAR WITH 20,000 MILES DRIVEN. THIS CAR RETAILS NEW FOR $119,000. THE CAR HAS NOW BEEN IN THE SHOP AT EWING MERCEDES BENZ OF PLANO SINCE MAY 2013 OVER 6 TIMES FOR THE SAME ENGINE LIGHT AND CODE. THEY ARE UNABLE TO REPAIR THE VEHICLE AFTER EXTENSIVE TESTING FROM THE DIRECTOR OF SERVICE OVERSIGHT. SINCE THESE REPAIRS MERCEDES BENZ CORPORATE IN GERMANY TOOK THE CAR OFF THE MARKET AND NO LONGER MAKE IT AVAILABLE FOR PURCHASE IN THE UNITED STATES. EWING GAVE ME AN APPRAISAL THIS AFTERNOON FOR THE VEHICLE AND IT HAS DROPPED 50% OF ITS VALUE SINCE I PURCHASED IT ON 11/02/2012 BECAUSE THE ABOVE MENTIONS. MERCEDES BENZ OFFERED TO GIVE $2,000.00 FOR THEIR TRADE ASSIST PROGRAM YET I AM UPSIDE DOWN AFTER JUST A YEAR AND THEY NO LONGER OFFER THIS MODEL? SO MUCH FOR GOING GREEN TO SAVE THE PLANET, MYSELF GAS OR BEING EFFICIENT I HAVE NOT EVEN ENJOYED THE LUXURY THIS VEHICLE STATED IT ALLOWED WHEN PURCHASED.. ID LIKE JUSTICE AND THIS TO BE REVIEWED ON A HIGHER LEVEL SO THAT OTHER CONSUMERS DO NO MAKE THE SAME DECISION I DID. FURTHER INFORMATION I HAVE BEEN A CUSTOMER OF EWING FOR OVER 10 YEARS OWNING EVERY MODEL THEY OFFER BESIDES THE CLS AND E CLASS. I HAVE OWNED C CLASS, R CLASS, ML CLASS, CURRENTLY OWN GL CLASS AND S CLASS.. THIS IS THE TYPE OF CUSTOMER APPRECIATION I AM GIFTED AFTER SO MANY LOYAL YEARS AS A CUSTOMER???? *TR
FIRST TROUBLE: ENGINE DID NOT START ON 11/13/2010. THE TROUBLE HAPPENED WITHIN THE FIRST MONTH AFTER DELIVERY. TWO REPAIRMEN ON THE ROAD SERVICE SHOWED AND COULD NOT FIX THE PROBLEM. THIRD REPAIRMAN WHO SAID AS THE NUMBER-ONE REPAIRMAN ON THE ROAD SERVICE FINALLY FIXED THE PROBLEM, TAKING ABOUT 3 HOURS. SECOND TROUBLE: ENGINE DID NOT START ON 9/10/2011. A REPAIRMAN ON THE ROAD SERVICE COULD NOT FIX. SO THE CAR WAS TOWED TO THE REPAIR SHOP OF THE DEALER. IT TOOK SEVERAL DAYS TO FIX THERE. THIRD TROUBLE: ENGINE DID NOT START ON 5/29/2013. A REPAIR PERSON ON THE ROAD SERVICE COULD NOT FIX. SO THE CAR WAS TOWED TO THE REPAIR SHOP OF THE DEALER. IT TOOK 3 WEEKS TO FIX THERE. WHAT THE SAME TROUBLE HAPPENED THREE TIME IS INDICATIVE FOR THAT THE CAR HAS TROUBLE WITH ENGINE DESIGNS OR SOMETHING OF ENGINEERING DESIGN. WE BELIEVE THAT THE CAR HAS SAFETY PROBLEM.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026