NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
47 reports101,000 miles · Feb 6, 2014
Suspension
CAME OUTSIDE CAR IS LEANING TO THE DRIVERS SIDE.TOOK TO THE SHOP THEY SAID IT WAS THE SUSPENSION SENSOR, REPLACED IT. 2 WEEKS LATER, CAR IS LEANING AGAIN. REPAIR SHOP SAYS ITS THE SUSPENSION SENSOR IN THE REAR. 2 MONTHS LATER CAR IS LEANING AGAIN ON THE EXACT SAME SIDE. THERE HAS TO BE A FAULTY PART IN THIS CAR OR A RECALL IS NE…
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CAME OUTSIDE CAR IS LEANING TO THE DRIVERS SIDE.TOOK TO THE SHOP THEY SAID IT WAS THE SUSPENSION SENSOR, REPLACED IT. 2 WEEKS LATER, CAR IS LEANING AGAIN. REPAIR SHOP SAYS ITS THE SUSPENSION SENSOR IN THE REAR. 2 MONTHS LATER CAR IS LEANING AGAIN ON THE EXACT SAME SIDE. THERE HAS TO BE A FAULTY PART IN THIS CAR OR A RECALL IS NEEDED. THIS SHOULD NOT BE HAPPENING AGAIN AND AGAIN ESPECIALLY AFTER REPAIRS ARE MADE. *TR
NHTSA ODI #10563200
74,220 miles · Oct 22, 2013
Suspension
AFTER REPLACING THE LEFT SIDE SUSPENSION AIRBAG THE DAY BEFORE, I NOTICED MY CAR LEANING TO THE RIGHT SIDE AS I GOT INTO IT AFTER USING IT ONCE AFTER BEING REPAIRED. NO WARNING INDICATOR CAME ON WHEN I STARTED THE CAR. I WAS CONCERNED MAKING TURNS IN THIS SITUATION BUT MANAGED TO MAKE IT HOME. I BROUGHT THE CAR IN FOR SERVICE…
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AFTER REPLACING THE LEFT SIDE SUSPENSION AIRBAG THE DAY BEFORE, I NOTICED MY CAR LEANING TO THE RIGHT SIDE AS I GOT INTO IT AFTER USING IT ONCE AFTER BEING REPAIRED. NO WARNING INDICATOR CAME ON WHEN I STARTED THE CAR. I WAS CONCERNED MAKING TURNS IN THIS SITUATION BUT MANAGED TO MAKE IT HOME. I BROUGHT THE CAR IN FOR SERVICE BECAUSE IT WAS OBVIOUSLY UNSAFE TO DRIVE. AFTER REPLACING THE SUSPENSION AIR COMPRESSOR 3 MONTHS EARLIER, THE LEFT SIDE AIR BAG THE DAY BEFORE, I WAS TOLD THAT THE RIGHT SIDE SUSPENSION AIR BAG HAD FAILED. MERCEDES WILL NOT COVER THIS REPAIR AND WILL NOT RECALL THIS KNOWN CONDITION WITHOUT BEING FORCED. THEY SHOULD BE FORCED SINCE MANY PEOPLE ARE HAVING THIS PROBLEM. I HAVE HAD A PROBLEM WITH THIS SUSPENSION SYSTEM 3 TIMES. *TR
NHTSA ODI #10548902
74,190 miles · Oct 22, 2013
Suspension
I NOTICED MY CAR LEANING TO THE LEFT SIDE AS I WAS RETURNING HOME FROM ERRANDS. NO WARNING INDICATOR CAME ON. I WAS CONCERNED MAKING TURNS IN THIS SITUATION BUT MANAGED TO MAKE IT HOME. I BROUGHT THE CAR IN FOR SERVICE BECAUSE IT WAS OBVIOUSLY UNSAFE TO DRIVE. AFTER REPLACING THE SUSPENSION AIR COMPRESSOR 3 MONTHS EARLIER, I…
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I NOTICED MY CAR LEANING TO THE LEFT SIDE AS I WAS RETURNING HOME FROM ERRANDS. NO WARNING INDICATOR CAME ON. I WAS CONCERNED MAKING TURNS IN THIS SITUATION BUT MANAGED TO MAKE IT HOME. I BROUGHT THE CAR IN FOR SERVICE BECAUSE IT WAS OBVIOUSLY UNSAFE TO DRIVE. AFTER REPLACING THE SUSPENSION AIR COMPRESSOR 3 MONTHS EARLIER, I WAS TOLD THAT THE LEFT SIDE SUSPENSION AIR BAG HAD FAILED. MERCEDES WILL NOT COVER THIS REPAIR AND WILL NOT RECALL THIS KNOWN CONDITION WITHOUT BEING FORCED. THEY SHOULD BE FORCED SINCE MANY PEOPLE ARE HAVING THIS PROBLEM. *TR
NHTSA ODI #10548899
70,000 miles · Oct 22, 2013
Suspension
WHILE DRIVING DOWN THE HIGHWAY, A DASHBOARD INDICATOR DISPLAYED "CAR TOO LOW". WE PULLED OVER AND THE REAR END OF THE CAR WAS SITTING AS LOW AS POSSIBLE. IT WAS CLEAR THAT THERE WAS A PROBLEM WITH THE AIR BAG SUPPORTED SUSPENSION. ON RESTARTING, THE CAR ROSE AND WE WERE ABLE TO MAKE IT TO OUR DESTINATION. THE CAR THEN, WITH …
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WHILE DRIVING DOWN THE HIGHWAY, A DASHBOARD INDICATOR DISPLAYED "CAR TOO LOW". WE PULLED OVER AND THE REAR END OF THE CAR WAS SITTING AS LOW AS POSSIBLE. IT WAS CLEAR THAT THERE WAS A PROBLEM WITH THE AIR BAG SUPPORTED SUSPENSION. ON RESTARTING, THE CAR ROSE AND WE WERE ABLE TO MAKE IT TO OUR DESTINATION. THE CAR THEN, WITH INCREASING FREQUENCY HAD THIS PROBLEM. I BROUGHT IT IN FOR SERVICE AND THE AIR COMPRESSOR THAT INFLATES THE REAR SUSPENSION AIR BAGS WAS REPLACED. THIS PROBLEM OCCURRED WITH NO WARNING AND AT HIGHWAY SPEEDS WITH 5 PERSONS IN THE CAR CREATING AN IMMENSE SAFETY RISK. MANY OTHERS HAVE REPORTED THE SAME ISSUE WITH THIS AND RELATED CARS FOR THIS AND NEARBY MODEL YEARS. LIKE THEM, I WONDER WHY THERE IS NO RECALL. MERCEDES BENZ WILL NOT REPLACE THESE DEFECTIVE PARTS WILLINGLY AND THERE ARE MANY OF THESE CARS DRIVING DOWN OUR HIGHWAYS. *TR
NHTSA ODI #10548897
75,000 miles · Oct 3, 2013
Engine And Engine Cooling
I HAD TO TAKE THE VEHICLE TO THE SHOP FOR REPAIRS AT LEAST EVERY 3-5 MONTHS SINCE THE DAY I BOUGHT IT, WHICH WAS IN 2010. NEARLY ALL OF THE REPAIRS HAVE BEEN UNDER WARRANTY, IT ONLY HAS LESS THAN 75, 000M. IN SEPTEMBER OF THIS YEAR WHILE I WAS DRIVING HOME FROM WORK WHEN THE CAR STARTED STALLING JERKING AND SHOUT OFF. THE ENGI…
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I HAD TO TAKE THE VEHICLE TO THE SHOP FOR REPAIRS AT LEAST EVERY 3-5 MONTHS SINCE THE DAY I BOUGHT IT, WHICH WAS IN 2010. NEARLY ALL OF THE REPAIRS HAVE BEEN UNDER WARRANTY, IT ONLY HAS LESS THAN 75, 000M. IN SEPTEMBER OF THIS YEAR WHILE I WAS DRIVING HOME FROM WORK WHEN THE CAR STARTED STALLING JERKING AND SHOUT OFF. THE ENGINE LIGHT, ESP LIGHT AND THE BREAK LIGHT CAME ON. IT IMMEDIATELY RESTARTED, THE ENGINE LIGHT STAYED ON, WHILE THE ESP AND BREAK LIGHT WENT OFF. THIS WAS A VERY FRIGHTEN EXPERIENCE, HOPING I WON'T BE HIT FROM BEHIND. I MADE IT TO THE DEALER SHIP. THE CAR WAS IN THE SHOP FOR 3WKS WHEN I WAS TOLD THAT IT NEEDED TO HAVE A TUNE UP BEFORE ANY OTHER REPAIRS COULD BE DONE, HOW THIS RELATED TO THE VEHICLE JUST STOPPING IN MID DRIVE, IS ODD.TO SAY THE LEAST. 2 DAYS AFTER GETTING THE TUNE UP, IT IS STILL IN THE SHOP BECAUSE THE ENGINE LIGHT IS STILL COMING ON. I'M FEELING UNCOMFORTABLE ABOUT GETTING BEHIND THE WHEELS AGAIN IN THIS VEHICLE. I EXPECTED MORE OUT OF A MERCEDES BENZ WITH LESS THAN 100,000MILES *TR
NHTSA ODI #10546653
70,000 miles · Sep 7, 2013
Suspension
WOKE UP ONE MORNING AND MY CAR WARNING LIGHT CAME ON ADVISING ME THAT I HAD A MALFUNCTION. I REALIZED THAT MY CAR DID NOT LIFT UP AS IT SHOULD HAVE AND AFTER WAITING FOR ABOUT 15 MINUTES, THE WARNING LIGHT REMAINED ON HOWEVER; IT WOULD RAISE UP EVENTUALLY. SOME DAYS WERE BETTER THEN OTHERS AND SOME DAYS I HAD TO PARK IT FOR TH…
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WOKE UP ONE MORNING AND MY CAR WARNING LIGHT CAME ON ADVISING ME THAT I HAD A MALFUNCTION. I REALIZED THAT MY CAR DID NOT LIFT UP AS IT SHOULD HAVE AND AFTER WAITING FOR ABOUT 15 MINUTES, THE WARNING LIGHT REMAINED ON HOWEVER; IT WOULD RAISE UP EVENTUALLY. SOME DAYS WERE BETTER THEN OTHERS AND SOME DAYS I HAD TO PARK IT FOR THE ENTIRE DAY IN FEAR OF DRIVING IT WHILE THE MALFUNCTION LIGHT WAS ON.
NHTSA ODI #10542460
98,000 miles · Jun 6, 2013
Steering
STEERING IS DIFFICULT TO TURN WHILE AT LOW RPM OR AT STANDSTILL. STEERING TURNS EASILY WHILE RPM IS >800. THIS IS AN ONGOING PROBLEM WITH MERCEDES R-CLASS AND M-CLASS. POWER STEERING PUMP NEEDS TO BE RECALLED AND REPLACED. *TR
NHTSA ODI #10515397
67,000 miles · May 1, 2013
Suspension
IN OCTOBER 2012, MY 2007 R350 DASH INDICATED AIR SUSPENSION MALFUNCTION AND RIGHT REAR END LOWERED CLOSE TO TOP OF TIRE. BROUGHT TO MERCEDES DEALER IN NEW ROCHELLE, NY FOR DIAGNOSIS AND PROBLEM WAS DETERMINED TO BE A COLLAPSED SUSPENSION AIRBAG COMPONENT REQUIRING REPLACEMENT. BROUGHT VEHICLE TO MY TRUSTED AND EXPERIENCED MECH…
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IN OCTOBER 2012, MY 2007 R350 DASH INDICATED AIR SUSPENSION MALFUNCTION AND RIGHT REAR END LOWERED CLOSE TO TOP OF TIRE. BROUGHT TO MERCEDES DEALER IN NEW ROCHELLE, NY FOR DIAGNOSIS AND PROBLEM WAS DETERMINED TO BE A COLLAPSED SUSPENSION AIRBAG COMPONENT REQUIRING REPLACEMENT. BROUGHT VEHICLE TO MY TRUSTED AND EXPERIENCED MECHANIC WHO REPLACED RIGHT AIRBAG AND FAILED AIR COMPRESSOR WITH NEW ORIGINAL MERCEDES PARTS. IN APRIL 2013 VEHICLE DASH INDICATED AIR SUSPENSION MALFUNCTION ONCE AGAIN - THIS TIME LEFT REAR END LOWERED. MY MECHANIC REPLACED LEFT AIRBAG COMPONENT AND FAILED AIR COMPRESSOR AGAIN WITH NEW ORIGINAL MERCEDES PARTS. NOW BOTH SIDES OF REAR SUSPENSION WILL NOT FULLY ELEVATE TO THE PROPER LEVEL NO MATTER WHAT CORRECTIVE ACTION/REPAIR IS PERFORMED EVEN AFTER REPLACING LEFT AND RIGHT REAR SHOCKS. I HAVE MADE SEVERAL TELEPHONE CALLS TO MERCEDES CUSTOMER SERVICE AND MY COMPLAINTS WERE REGISTERED. THE ISSUE HAS BEEN REFERRED TO DEDICATED MERCEDES CORPORATE TROUBLESHOOTERS; HOWEVER, THEY WILL NOT ACKNOWLEDGE THAT AN ISSUE EXISTS WITH THE AIRBAG SUSPENSION SYSTEM AND WILL NOT OFFER FINANCIAL ASSISTANCE SINCE THE VEHICLE IS OUT OF WARRANTY. I HAVE A FRIEND WHO HAS A 2006 R350 AND HAS EXPERIENCED THE IDENTICAL AIR SUSPENSION PROBLEM. I HAVE ALSO MET OTHER R350 OWNERS WHO HAVE EXPERIENCED THE SAME ISSUE. NO RECALL OR DEALER SERVICE PROGRAM HAS BEEN ISSUED ADDRESSING THIS PROBLEM. *TR
NHTSA ODI #10510331
77,100 miles · Mar 13, 2013
Suspension
JUST WOKE UP ONE MORNING, I WENT TO START MY CAR AND NOTICED THAT IT WAS LEANING TO THE PASSENGER SIDE. I WENT TO A PRIVATE MECHANIC AND HE STATED THAT THE LOWER SENSOR NEEDED TO BE REPAIRED, SO WE DID THAT, IT COST AROUND $350 FOR LABOR AND PART. I DROVE THE CAR A COUPLE OF DAYS AND SAME PROBLEM. SO THE FOLLOWING DAY I WENT …
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JUST WOKE UP ONE MORNING, I WENT TO START MY CAR AND NOTICED THAT IT WAS LEANING TO THE PASSENGER SIDE. I WENT TO A PRIVATE MECHANIC AND HE STATED THAT THE LOWER SENSOR NEEDED TO BE REPAIRED, SO WE DID THAT, IT COST AROUND $350 FOR LABOR AND PART. I DROVE THE CAR A COUPLE OF DAYS AND SAME PROBLEM. SO THE FOLLOWING DAY I WENT TO MERCEDES DEALER AND THEY TOLD ME THAT THE SUSPENSION ARMS NEEDED TO BE REPLACED, SO WE FIXED THAT WHICH COST ABOUT $600. THEY ALSO, MENTIONED THAT THERE MAY BE AN AIR BAG LEAK, BUT THE WORK FOR THAT WAS AROUND $910. I DECLINED. SO, SIX DAYS LATER MY CAR IS LEANING TO THE PASSENGER SIDE AGAIN. I WENT BACK TO THE DEALER AND THE ONLY THING THEY COULD TELL ME IS THAT I HAVE TO DISH OUT MORE MONEY BECAUSE NOW BOTH OF THE AIR BAGS WERE LEAKING AND NOW IT WOULD COST $1800. I AM EXTREMELY FRUSTRATED. BECAUSE THEY OBVIOUSLY CAN NOT PIN POINT THE EXACT PROBLEM. MY CAR IS NOT UNDER WARRANTY ANYMORE. HOW MUCH SHOULD I HAVE TO PAY FOR THEM TAKING GUESSES. I ALSO NOTICED THAT MY FRIEND WHO HAS THE SAME CAR HAS HAD THE SAME PROBLEM, NOT TO MENTION RARE PEOPLE I DON'T KNOW WHO HAVE THE SAME CAR I HAVE NOTICED DRIVING ON THE STREET AND THEIR CAR WAS LEANING TO ONE SIDE. THERE IS OBVIOUSLY SOME FAULTY WORK THAT MERCEDES DID WHEN THEY PUT THIS CAR TOGETHER. READING FROM YOUR WEBSITE THERE ARE MANY TESTIMONIALS OF THIS PROBLEM. THIS NEEDS TO BE A RECALL FOR THE M350 MERCEDES. *TR ## VIN PASSED ##
NHTSA ODI #10502661
51,000 miles · Mar 6, 2013
Engine
TL* THE CONTACT OWNS A 2007 MERCEDES-BENZ R350. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT ILLUMINATED. THE VEHICLE WAS THEN TAKEN TO THE DEALER WHERE THE DEALER STATED THAT THE ENGINE WAS OPERATING AT HALF POWER AND THAT THE DOWN SHAFT NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 51…
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TL* THE CONTACT OWNS A 2007 MERCEDES-BENZ R350. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT ILLUMINATED. THE VEHICLE WAS THEN TAKEN TO THE DEALER WHERE THE DEALER STATED THAT THE ENGINE WAS OPERATING AT HALF POWER AND THAT THE DOWN SHAFT NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 51,000. *TR UPDATED 4/24/13 *CN UPDATED 05/21/2013 *JS
NHTSA ODI #10501824