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2006 Mercedes Benz ML350

Owner reports · Recalls · Investigations

More warning signs than most ML350 years

Owner complaints for the 2006 Mercedes Benz ML350 are substantially higher than the model-year median of 51.

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When problems were reported

Mileage at the reported incident

137 reports with mileage · 35 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Power Train. Review the 43 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 36 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 29 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

10 crash reports19 fire reports10 injury reports

Vehicle Speed Control complaints

7 reports
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95,000 miles · Feb 21, 2021
EnginePower TrainVehicle Speed Control

PULLING OUT INTO LANE OF TRAFFIC ACCELERATING WHERE CAR ABRUPTLY STARTS TO RUN VERY VERY ROUGH. CHECK ENGINE LIGHTS COME ON AND CAN BECOME UNSAFE WITH NO POWER AND ONCOMING TRAFFIC APPROACHING. SIMILARLY WHILE DRIVING OVER 60MPH SAME SCENARIO CAUSING CEL TO COME ON AND CAR TO DISENGAGE CRUISE AND SLOW EXTREMELY FAST. VERY ROU…

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PULLING OUT INTO LANE OF TRAFFIC ACCELERATING WHERE CAR ABRUPTLY STARTS TO RUN VERY VERY ROUGH. CHECK ENGINE LIGHTS COME ON AND CAN BECOME UNSAFE WITH NO POWER AND ONCOMING TRAFFIC APPROACHING. SIMILARLY WHILE DRIVING OVER 60MPH SAME SCENARIO CAUSING CEL TO COME ON AND CAR TO DISENGAGE CRUISE AND SLOW EXTREMELY FAST. VERY ROUGH RUNNING AND IDLE. TERRIBLE FEELING OF BEING UNSAFE AND AT RISK. FINDING P0016 AND P0017 CODES AND ALL SYMPTOMS OF BALANCE SHAFT ISSUE THAT THE MB M272 IS KNOWN FOR. MY WIFE AND I ARE AFRAID TO DRIVE THIS VEHICLE NOW KNOWING IT HAD A KNOWN DEFECTIVE ENGINE COMPONENT IN A SOFTWARE BALANCE SHAFT GEAR

NHTSA ODI #11397247

8 miles · Feb 22, 2017
Power TrainVehicle Speed Control

MY CAR SUDDENLY LOST POWER IN THE HIGHWAY, AND DIDN'T WANT TO ACCELERATE,CAUSING CAR TO HIGH RPM REV,GOING INTO LIMP MODE AND NOT ACCELERATE, ALMOST CAUSING MY FAMILY AND TO HAVE A SERIOUS ACCIDENT.VEHICLE WAS DIAGNOSED BY A SHOP WHICH STATED MY SPEED SENSOR CONDUCTOR PLATE IS DEFECTIVE...UPON DOING RESEARCH, I HAVE NOTICED THAT…

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MY CAR SUDDENLY LOST POWER IN THE HIGHWAY, AND DIDN'T WANT TO ACCELERATE,CAUSING CAR TO HIGH RPM REV,GOING INTO LIMP MODE AND NOT ACCELERATE, ALMOST CAUSING MY FAMILY AND TO HAVE A SERIOUS ACCIDENT.VEHICLE WAS DIAGNOSED BY A SHOP WHICH STATED MY SPEED SENSOR CONDUCTOR PLATE IS DEFECTIVE...UPON DOING RESEARCH, I HAVE NOTICED THAT THIS IS COMMON DANGEROUS ISSUE ON THE 06 MERCEDES ML MODELS..MERCEDES EVEN HAS A CLASS ACTION SUITE AGAINST THEM DUE TO THIS ISSUE..

NHTSA ODI #10956199

92,000 miles · Feb 1, 2017
Power TrainVehicle Speed Control

THERE IS A SYSTEMIC PROBLEM WITH THE MERCEDES BENZ 7G TRONIC 722.9 TRANSMISSION CONTROL MODULE WHICH CAUSES THE VEHICLE'S TRANSMISSION TO, WITHOUT NOTICE, FAIL TO SHIFT OUT OF 2ND GEAR WHICH CREATES A SERIOUS SAFETY HAZARD WHILE DRIVING INCLUDING ENTERING THE FREEWAY AND ATTEMPTING TO MERGE INTO TRAFFIC. THE ISSUE IS WELL DOCUM…

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THERE IS A SYSTEMIC PROBLEM WITH THE MERCEDES BENZ 7G TRONIC 722.9 TRANSMISSION CONTROL MODULE WHICH CAUSES THE VEHICLE'S TRANSMISSION TO, WITHOUT NOTICE, FAIL TO SHIFT OUT OF 2ND GEAR WHICH CREATES A SERIOUS SAFETY HAZARD WHILE DRIVING INCLUDING ENTERING THE FREEWAY AND ATTEMPTING TO MERGE INTO TRAFFIC. THE ISSUE IS WELL DOCUMENTED ON A NUMBER OF WEBSITE ON THE INTERNET WHICH INCLUDES SUPPORT GROUPS INCLUDING ONE ADVOCATING AND SOLICITING A CLASS ACTION SUIT IN THE STATE OF CA. THE NHTSA NEEDS TO LOOK INTO THIS MANUFACTURER'S DEFECT SO AS TO PREVENT SERIOUS INJURY INCLUDING THE LOSS OF LIFE. MB USA IS VERY MUCH AWARE OF THE ISSUE WHICH REQUIRES THE REPLACEMENT OF TRANSMISSION CONTROL MODULE (TCM). ADDING INSULT TO INJURY, MB RESTRICTS THE SALE OF THE TCM SO THAT THE REPAIR CAN ONLY BE MADE AT AN AUTHORIZED MB DEALERSHIP ADDING TO THE CONSUMER'S COST TO REPAIR THE VEHICLE. THE ESTIMATE REPAIR COST IS $1,500 AT THE DEALERSHIP. COST ESTIMATES OUTSIDE OF THE DEALERSHIP, IF THE ITEM WAS ABLE TO BE PURCHASED, IS LESS THAN HALF THAT. I WAS NEARLY REAR ENDED BY A TRACTOR TRAILER WHILE ENTERING I-91 IN CT JUST LAST WEEK WHEN THE VEHICLE UNEXPECTEDLY WENT INTO WHAT MB CALLS "LIMP MODE" WHEN THE CHECK ENGINE LIGHT COMES ON AND THE VEHICLE SPEED IS RESTRICTED TO 30 MPH IMMEDIATELY. THIS NEAR DEATH EXPERIENCE WAS QUITE ALARMING. I CONTACTED MB USA AND THEY DENIED ANY KNOWLEDGE THAT THE PROBLEM WAS AT ALL DUE TO DEFECTIVE MANUFACTURING. AS AN INDIVIDUAL CONSUMER WE HAVE NO RIGHTS IN THIS MATTER TO ELIMINATE THIS MANUFACTURERS SAFETY DEFECT WHILE MB RESTRICTS AND MONOPOLIZES THE REPAIR OF A PROBLEM THAT THEY CREATED. THE FAILURE OF THIS PART CAN HAPPEN AT ANY TIME REGARDLESS OF VEHICLE MILES. *TR

NHTSA ODI #10948821

93,200 miles · Jan 31, 2015
Power TrainVehicle Speed Control

THE VEHICLE IS GETTING STUCK IN 7 GEAR ON THE FREEWAY AND NOT DOWN-SHIFTING TO ALLOW PASSING. EVEN WHEN COMING TO A STOP, THE CAR WILL REMAIN IN 7TH GEAR. THIS IS A DANGEROUS CONDITION BECAUSE THE CONSUMER DOES NOT KNOW THE CAR IS NOT SHIFTING CORRECTLY. MERCEDES IS AWARE OF VALVEBODY AND CONDUCTOR PLATE ISSUES WITH THESE CAR…

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THE VEHICLE IS GETTING STUCK IN 7 GEAR ON THE FREEWAY AND NOT DOWN-SHIFTING TO ALLOW PASSING. EVEN WHEN COMING TO A STOP, THE CAR WILL REMAIN IN 7TH GEAR. THIS IS A DANGEROUS CONDITION BECAUSE THE CONSUMER DOES NOT KNOW THE CAR IS NOT SHIFTING CORRECTLY. MERCEDES IS AWARE OF VALVEBODY AND CONDUCTOR PLATE ISSUES WITH THESE CARS. *TR

NHTSA ODI #10680137

96,000 miles · Aug 11, 2014
EngineSteeringVehicle Speed Control

WHILE TRAVELING IN THE CENTER LANE ON A MAJOR PARKWAY AT THE POSTED SPEED LIMIT, OUR 2006 MERCEDES-BENZ ML350 EXPERIENCED A COMPLETE ENGINE FAILURE. THE CAR WOULD NOT ACCELERATE; STEERING WAS COMPROMISED, AS WAS BRAKING. BRAKING AND STEERING WERE VERY DIFFICULT, BUT POSSIBLE ALLOWING THE CAR TO BE GUIDED TO THE SHOULDER. ALL …

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WHILE TRAVELING IN THE CENTER LANE ON A MAJOR PARKWAY AT THE POSTED SPEED LIMIT, OUR 2006 MERCEDES-BENZ ML350 EXPERIENCED A COMPLETE ENGINE FAILURE. THE CAR WOULD NOT ACCELERATE; STEERING WAS COMPROMISED, AS WAS BRAKING. BRAKING AND STEERING WERE VERY DIFFICULT, BUT POSSIBLE ALLOWING THE CAR TO BE GUIDED TO THE SHOULDER. ALL FOUR FAMILY MEMBERS WERE PRESENT INCLUDING OUR TWO YOUNG SONS. AFTER BEING TOWED TO A LOCAL AUTHORIZED DEALER REPAIR SHOP, 4 DAYS AFTER THE INCIDENT...THE PROBLEM WAS REPORTED AS ?ENGINE JUMPED TIME? AND THE REPAIR DEPARTMENT WOULD HAVE TO ?REMOVE ENGINE AND TEAR DOWN TO FIND CAUSE OF FAILURE?MOST LIKELY NEEDS ENGINE ASSEMBLY?. AS THAT THE QUOTED PRICE OF THE DIAGNOSTICS AND REPAIR EXCEEDS THE CURRENT VALUE OF THE CAR BY SEVERAL THOUSAND DOLLARS, THE CAR WAS RETURNED WITHOUT FURTHER DIAGNOSTICS OR REPAIRS. AT NO TIME IN THE PAST 4 YEARS HAS THERE BEEN A ?CHECK ENGINE? LIGHT NOR WERE THERE ANY INDICATORS OF ANY SERIOUS MECHANICAL ISSUES AS PER THE CAR?S ONBOARD COMPUTER REPORTING SYSTEM OR IN GENERAL DAILY OPERATIONS. AGAIN, IT IS IMPORTANT TO NOTE, THAT THERE WERE NO INDICATOR LIGHTS OR WARNINGS PRIOR TO THE FAILURE. IT IS ALSO IMPORTANT TO NOTE THAT IN JANUARY OF 2010, THE SAME AUTHORIZED DEALER REPAIR DEPARTMENT MENTIONED ABOVE CONDUCTED THE FOLLOWING REPAIRS: ?REMOVED ENGINE, REPLACED BALANCE SHAFT, REPLACED OIL PUMP, REPLACED CAM SOLENOIDS, REPLACED GASKETS?? IN RESPONSE TO A PERSISTENT ?CHECK ENGINE? LIGHT. OUR RECORDS INDICATE THAT THE 2010 ?CHECK ENGINE LIGHT? OCCURRED AT 55,395 MILES. THIS RECENT FAILURE HAS OCCURRED, MINUS THE ?CHECK ENGINE LIGHT? OR ANY OTHER INDICATORS, AT 99,424 MILES. OUR RESEARCH INDICATES THAT THIS MAY BE A KNOWN ISSUE WITH THIS PARTICULAR ENGINE. *TR

NHTSA ODI #10621381

53,000 miles · Feb 4, 2011
Vehicle Speed ControlCrashInjury

TL*THE CONTACT OWNS A 2006 MERCEDES BENZ ML350. WHILE SHIFTING INTO REVERSE GEAR THE VEHICLE SURGED BACKWARDS, RESULTING IN A CRASH. UPON SHIFTING THE VEHICLE INTO DRIVE, IT THEN SURGED FORWARD, RESULTING IN ANOTHER CRASH. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED A SERIOUS INJURY AND WAS TAKEN BY AMBULANCE TO THE HOSPI…

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TL*THE CONTACT OWNS A 2006 MERCEDES BENZ ML350. WHILE SHIFTING INTO REVERSE GEAR THE VEHICLE SURGED BACKWARDS, RESULTING IN A CRASH. UPON SHIFTING THE VEHICLE INTO DRIVE, IT THEN SURGED FORWARD, RESULTING IN ANOTHER CRASH. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED A SERIOUS INJURY AND WAS TAKEN BY AMBULANCE TO THE HOSPITAL. THE VEHICLE WAS DESTROYED AND TOWED TO A LOT WHERE THE FAILURE WAS NOT DIAGNOSED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 53,000. UPDATED 3/11/11 *CN UPDATED 07/11/11

NHTSA ODI #10380233

10,851 miles · Feb 6, 2007
Air BagsPower TrainVehicle Speed ControlCrashInjury

TL* - THE CONTACT OWNS A 2006 MERCEDES 350 M CLASS. THE DRIVER WAS UNABLE TO SHIFT THE TRANSMISSION INTO DRIVE TO MOVE FORWARD OR INTO REVERSE GEAR. THE VEHICLE SUDDENLY ACCELERATED FORWARD AND HIT A CEMENT BLOCK AND CONTINUED TO LURCH FORWARD SEVERAL TIMES BEFORE SHE COULD STOP THE VEHICLE. THE POWER STEERING AND BRAKES WER…

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TL* - THE CONTACT OWNS A 2006 MERCEDES 350 M CLASS. THE DRIVER WAS UNABLE TO SHIFT THE TRANSMISSION INTO DRIVE TO MOVE FORWARD OR INTO REVERSE GEAR. THE VEHICLE SUDDENLY ACCELERATED FORWARD AND HIT A CEMENT BLOCK AND CONTINUED TO LURCH FORWARD SEVERAL TIMES BEFORE SHE COULD STOP THE VEHICLE. THE POWER STEERING AND BRAKES WERE INOPERABLE. THE WARNING LIGHT INDICATOR APPEARED ON THE VEHICLE AFTER HITTING THE CEMENT BLOCK. SHE DID NOT RECALL WHICH INDICATOR LIGHT. THE VEHICLE SUSTAINED FRONT END PASSENGER DAMAGE. THE FAILURE AND THE CURRENT MILEAGE WAS 10,851. THE CONTACT WAS ABLE TO DRIVE THE VEHICLE HOME. THE VEHICLE WAS TOWED TO THE DEALER, AND THE MECHANIC REPLACED THE COMPRESSOR. THE CONTACT RECEIVED A MINOR BRUISE. *AK THE CONSUMER STATED THE AIR BAGS DID NOT DEPLOY. UPDATED 03/07/07. *JB

NHTSA ODI #10181783

Official recalls

2

24V298000 · Service Brakes, Hydraulic:power Assist:vacuum

Apr 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.

22V315000 · Service Brakes, Hydraulic:power Assist:vacuum

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 ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.