NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
172 reports61,000 miles · Jan 16, 2017
Engine
CHECK ENGINE LIGHT CAME ON AND WHEN I TOOK MY TRUCK IN THEY SAID IT WAS THE BALANCE SHAFT GEAR $7500 IN MD. I COULDN'T AFFORD IT SO I LEFT AND DID RESEARCH TO SEE IF THIS IS SOMETHING THAT HAPPENS TO ALL MLS OR I JUST AVE BAD LUCK. I FOUND OUT THEY RECALLED THIS PART AND A CLASS ACTION LAWSUIT WAS FILED AND APPROVED IN 2015. ITS…
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CHECK ENGINE LIGHT CAME ON AND WHEN I TOOK MY TRUCK IN THEY SAID IT WAS THE BALANCE SHAFT GEAR $7500 IN MD. I COULDN'T AFFORD IT SO I LEFT AND DID RESEARCH TO SEE IF THIS IS SOMETHING THAT HAPPENS TO ALL MLS OR I JUST AVE BAD LUCK. I FOUND OUT THEY RECALLED THIS PART AND A CLASS ACTION LAWSUIT WAS FILED AND APPROVED IN 2015. ITS TOO LATE TO CLAIM IT NOW, THERE WAS A TIME LIMIT WHICH I FEEL IS RIDICULOUS THAT'S LIKE PUTTING A TIME LIMIT ON SOMEONES LIFE BECAUSE OF A FAULTY PART MERCEDES KNEW ABOUT FOR A LONG TIME AND DIDN'T SAY ANYTHING. WHAT WILL IT TAKE TO GET THIS ISSUE RESOLVED WITHOUT HAVING TO COME OUT OF POCKET TO PAY OR TO GET A LAWYER TO FILE A CLASS ACTION LAWSUIT AGAIN. SINCE THERE HAS BEEN MORE THAN ONE CLASS ACTION LAW SUIT FILED SHOULD SPEAK VOLUME AND WE SHOULD BE TAKEN CARE OF WITHOUT ANY PROBLEMS. *TR
NHTSA ODI #10945435
80,000 miles · Jan 14, 2017
Seats
ON JAN. 6, 2017 NORTHBOUND ON HWY 52. DRIVERS SEAT HEATER HAD BEEN ON APPROXIMATELY 10 MINUTES WHEN I FELT A VERY HOT SPOT ON MY UPPER LEFT SIDE. THEN I SMELLED SOMETHING BURNING. THE SEAT HEATER HAD BURNED THROUGH THE UPHOLSTERY ON THE OUTBOARD BOLSTER OF THE DRIVERS SEAT AND STARTED BURNING THROUGH MY COAT.
NHTSA ODI #10945298
93,000 miles · Dec 20, 2016
Seats
TURNED ON THE DRIVER SIDE HEATED CAR SEAT AND AFTER A FEW MINUTES, THERE WAS A BURNING SMELL. PULLED OVER AND FOUND IT HAD BURNED A HOLE THROUGH THE FOAM AND LEATHER ON THE LOWER LEFT SIDE OF THE SEAT ABOUT 1" WIDE AND 2" LONG.
NHTSA ODI #10936462
190,000 miles · Oct 25, 2016
EnginePower TrainSteering
MY 2006 MERC ML350, BROKE DOWN ON ME 10/22/16, AS SOON AS I GOT OFF THE FREEWAY BECAUSE I WAS HEARING A CRACKLING SOUND FROM THE ENGINE. I WAS ABLE TO DRIVE IN A LOCAL PARKING LOT TO AVOID EMBARRASSMENT. THIS VEHICLE IS ALWAYS NEEDING SOMETHING, AND AT THIS TIME IT WAS HARD TO TURN THE STEERING WHEEL TO PARK IT BECAUSE THE SERPE…
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MY 2006 MERC ML350, BROKE DOWN ON ME 10/22/16, AS SOON AS I GOT OFF THE FREEWAY BECAUSE I WAS HEARING A CRACKLING SOUND FROM THE ENGINE. I WAS ABLE TO DRIVE IN A LOCAL PARKING LOT TO AVOID EMBARRASSMENT. THIS VEHICLE IS ALWAYS NEEDING SOMETHING, AND AT THIS TIME IT WAS HARD TO TURN THE STEERING WHEEL TO PARK IT BECAUSE THE SERPENTINE (VBELT) HAD UNRAVELED ITS WAY FROM THE ALTERNATOR PULLEY!! THE LORD HAD SAVED MY LIFE! SAME YEAR IN MARCH FREMONT DEALERSHIP SAID I NEEDED TO REPLACE MY AIR CONDENSOR BUT NEVER SAID ANYTHING ABOUT MY BELT BEING WORN OR CRACKED OR ANYTHING ABOUT THIS. THIS SHOULD HAVE BEEN NOTICED AT THAT PRESENT TIME. THEY MISINFORMED ME AT THAT TIME ABOUT THE VBELT NEEDING TO BE REPLACED AND TRIED TO SELL ME A AIR MASS SENSOR. MERCEDES KNOWS ABOUT VEHICLE 2006 YEAR AND ALL THE PARTS THAT ARE MALFUNCTIONING AND WONT LIFT A FINGER TO RECALL OR REIMBURSE OR PAY ENTIRELY. I WOULD HAVE DIED ON THE FREEWAY HAD THIS V BELT WOULD HAVE CAME OFF! TOOKBITVIN FOR REPAIRS AND THE DEALER IS REQUESTING $2350 TO REPLACE AIR CONDITION UNIT AND THEY WILL HAVE TO OPEN UP ALTERNATOR & ADJUST + VBELT. CAMPAIGN ANYONE OR BOTCOTT MBUSA!! *TR
NHTSA ODI #10918854
128,528 miles · Oct 19, 2016
SeatsFire
AFTER DRIVING ONLY 30 MIN IN MORNING TRAFFIC W/SEAT HEAT ON, I SMELLED A BURNING SMELL AND THE HIP AREA OF THE SEAT WAS VERY HOT. PULLED OVER, TURNED CAR OFF, AND FOUND SEAT HEAT HAD BURNED THROUGH THE SEAT UPHOLSTERY MAKING A HOLE APPROX. 1" H X 1/2" W. QUESTION BELOW ASKS Y/N IF THERE WAS A FIRE. ANSWERED Y DUE TO BURNING; …
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AFTER DRIVING ONLY 30 MIN IN MORNING TRAFFIC W/SEAT HEAT ON, I SMELLED A BURNING SMELL AND THE HIP AREA OF THE SEAT WAS VERY HOT. PULLED OVER, TURNED CAR OFF, AND FOUND SEAT HEAT HAD BURNED THROUGH THE SEAT UPHOLSTERY MAKING A HOLE APPROX. 1" H X 1/2" W. QUESTION BELOW ASKS Y/N IF THERE WAS A FIRE. ANSWERED Y DUE TO BURNING; DID NOT SEE ANY FLAMES. USED SOME WATER ON IT IMMEDIATELY AND A FEW MINUTES LATER AT HOME TO MAKE SURE THERE WAS NO BURNING/SMOLDERING INSIDE THE SEAT. *TR
NHTSA ODI #10917302
Mileage unknown · Sep 22, 2016
Engine
MY CAR STARTED TO GIVE LESS POWER WHILE DRIVING INITIALLY AND THEN COUPLE OF DAYS THE ENGINE LIGHT CAME ON. I TOOK IT INTO THE SHOP AND WAS TOLD THE BALANCE SHAFT NEEDED TO BE CHANGED. THERE WAS A LAW SUIT AGAINST MB. THE SETTLEMENT IDENTIFIED MY CAR AS A CANDIDATE FOR A FUTURE REPAIR. I WENT TO THE DEALER AND NOTHING LIKE TH…
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MY CAR STARTED TO GIVE LESS POWER WHILE DRIVING INITIALLY AND THEN COUPLE OF DAYS THE ENGINE LIGHT CAME ON. I TOOK IT INTO THE SHOP AND WAS TOLD THE BALANCE SHAFT NEEDED TO BE CHANGED. THERE WAS A LAW SUIT AGAINST MB. THE SETTLEMENT IDENTIFIED MY CAR AS A CANDIDATE FOR A FUTURE REPAIR. I WENT TO THE DEALER AND NOTHING LIKE THIS WAS MENTIONED. I WAS TOLD TO PAY FULL PRICE.
NHTSA ODI #10908827
87,461 miles · Aug 30, 2016
EnginePower Train
CHECK ENGINE LIGHT CAME ON, AND GOT BOTH CODES P0016 AND P0017. UPON FURTHER INVESTIGATION, THIS SEEMS TO BE A KNOWN DEFECT BY MERCEDES BENZ FOR THE BALANCER SHAFT WORN SPROCKET ISSUE. THIS IS AN EXPENSIVE REPAIR, ALMOST THE COST OF THE VEHICLE! MBUSA PICKS AND CHOOSES WHO THEY WILL HELP? WOW, WISH I NEVER GOT THIS CAR!
NHTSA ODI #10899633
3 miles · Aug 7, 2016
Engine
THE BALANCE SHAFT ON MY ML350 HAS GONE BAD. THE VEHICLE WAS IN MOTION ON A LOCAL STREET WHEN IT SUDDENLY STARTED TO STALL AND EVENTUALLY CUT OFF. THE STEERING WHEEL GOT STIFF AND I HAD TO FORCEFULLY TURN IT TO PULL TO THE SIDE OF THE ROAD. AFTER ATTEMPTING TO START IT AGAIN IT WOULD ONLY REPEAT WHAT IT'S DONE BEFORE WHICH IS …
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THE BALANCE SHAFT ON MY ML350 HAS GONE BAD. THE VEHICLE WAS IN MOTION ON A LOCAL STREET WHEN IT SUDDENLY STARTED TO STALL AND EVENTUALLY CUT OFF. THE STEERING WHEEL GOT STIFF AND I HAD TO FORCEFULLY TURN IT TO PULL TO THE SIDE OF THE ROAD. AFTER ATTEMPTING TO START IT AGAIN IT WOULD ONLY REPEAT WHAT IT'S DONE BEFORE WHICH IS STALL AND CUT OFF. AFTER HAVING IT TOWED TO MY MECHANIC I WAS TOLD THAT THE BALANCE SHAFT IS BAD. MY MECHANIC ADVISED ME TO CALL MERCEDES TO SEE IF THEY WOULD FIX IT OUT OF GOOD FAITH BUT THAT GOT ME NO WHERE. THERE ARE COUNTLESS BLOGS ABOUT MERCEDES OWNERS WHO ARE HAVING THE EXACT SAME ISSUE WITH THE M272 ENGINE. A REP FOR MERCEDES ADMITTED TO ME THAT THEY ARE AWARE OF THE ISSUE BUT STILL REFUSES TO RECALL. THE REPAIR QUOTE IS @ ABOUT $5000 WHICH IS OUT OF MY RANGE SO THE VEHICLE REMAINS PARKED. I UNDERSTAND THAT THERE WAS A CLASS ACTION LAWSUIT BUT THE TIME FRAME HAS EXPIRED BY THE TIME I PURCHASED THIS CAR.
NHTSA ODI #10893800
130,000 miles · Jun 20, 2016
Air BagsElectrical SystemExterior Lighting
"TAKATA RECALL". IN HOUSE WIRING,3RD BRAKE LIGHT, TURN MARKERS ,BRAKE LIGHTS ALL NON OPERATIONAL. TAKEN TO DEALERSHIP PROBLEM STILL OCCURS!
NHTSA ODI #10875281
Mileage unknown · Jun 9, 2016
Electrical SystemEngine And Engine Cooling
RECENTLY I WAS DRIVING AND MY CHECK ENGINE CAME ON. I TOOK IT TO THE MERCEDES-BENZ DEALER TO HAVE IT CHECKED AND THE DIAGNOSTIC REPORTED THE BALANCE SHAFT AND INTAKE REPAIR WAS NEEDED. THE ISSUE IS THAT THERE WAS A LAWSUIT AGAINST MBUSA FOR FAULTY BALANCE SHAFTS. AT NO POINT IN TIME WAS I INFORMED OF THE CLAIM ON MY VEHICLE. I…
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RECENTLY I WAS DRIVING AND MY CHECK ENGINE CAME ON. I TOOK IT TO THE MERCEDES-BENZ DEALER TO HAVE IT CHECKED AND THE DIAGNOSTIC REPORTED THE BALANCE SHAFT AND INTAKE REPAIR WAS NEEDED. THE ISSUE IS THAT THERE WAS A LAWSUIT AGAINST MBUSA FOR FAULTY BALANCE SHAFTS. AT NO POINT IN TIME WAS I INFORMED OF THE CLAIM ON MY VEHICLE. I NEED ASSISTANCE IN HAVING MY VEHICLE REPAIRED BEFORE THE TIME EXPIRES. MB USA HAS DEFECTIVE PARTS AND THEY ARE NOT ACKNOWLEDGING THE REPAIR.
NHTSA ODI #10873545
Official recalls
2Apr 26, 2024
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML, GL, and R-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. Moisture may accumulate and cause corrosion in the brake booster housing unit, which can result in reduced brake performance or brake failure.
Consequence & remedy
Consequence: Reduced brake performance or brake failure can increase the risk of a crash.
Remedy: Owners are advised not to drive their vehicles until the remedy has been performed. Dealers will remove the rubber sleeve, inspect the brake booster, and as necessary, replace the brake booster. All repairs will be performed free of charge. Owner notification letters were mailed on May 24, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MMUSA's number for this recall is 2024050001/2. This recall is an expansion of previous recall number 22V-315.
May 9, 2022
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML-Class, GL-Class, and R-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. Moisture may accumulate and cause corrosion in the brake booster housing unit, which can result in reduced brake performance or brake failure.
Consequence & remedy
Consequence: Reduced brake performance or brake failure can increase the risk of a crash.
Remedy: Owners are advised not to drive their vehicles until the remedy has been performed. Dealers will remove the rubber sleeve, inspect the brake booster, and as necessary, replace the brake booster. All repairs will be performed free of charge. Owner notification letters were mailed June 30, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers for this recall are 2022050014, 2022050015 2022090006, & 2022090007.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗