2006 Mercedes Benz ML500

Do not drive

Owners filed 37 complaints about this vehicle with federal regulators, most often about the transmission. It has been recalled 2 times.

When it fails
020k40k60k90k120k200k
71,000 milesMedian miles at failure

31 complaints record an odometer reading. Failures cluster around 90,000–105,000 miles.

Most common 2006 Mercedes Benz ML500 problems

7 of the 37 complaints (19%) are about the transmission.

ComponentReportsCrashesFiresInjuries
Service Brakes, Hydraulic · brakes5
202
Electrical System5
020
Power Train › Automatic Transmission · transmission4
000
Air Bags · airbags4
001
Vehicle Speed Control · throttle and acceleration3
000
Steering3
000
Seats2
020
Power Train · transmission2
000
Unknown or Other1
000
Suspension › Front › Springs › Air Suspension System1
000

2 safety recalls

Part 573 reports
Service Brakes, Hydraulic › Power Assist › Vacuum24V298000Do not drive
Filed Apr 26, 202415,604 vehiclesMercedes-Benz USA, LLC

Defect. 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.

Risk. 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.

Service Brakes, Hydraulic › Power Assist › Vacuum22V315000Do not drive
Filed May 9, 2022350,294 vehiclesMercedes-Benz USA, LLC

Defect. 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.

Risk. 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.

All 2 campaigns on file, newest first.

What owners reported

Newest filings
Service BrakesCrash1 injured
Filed Nov 17, 2025TX

THE ESP AND ABS MALFUNCTIONED AND THE VEHICLE WENT OUT OF CONTROL AND HIT PARKED VEHICLES CAUSING MULTIPLE DAMAGES AND INJURIES TO ME.

Electrical System
Filed Apr 1, 2024200,000 milesCA

The contact owns a 2006 Mercedes-Benz ML500. The contact stated that while the vehicle was parked, the passenger's side rear door glass had independently fallen into the door. The contact stated a burning odor was on the interior of the vehicle. The contact stated that after inspecting the vehicle, the contact noticed water underneath the front passenger's seat and the battery compartment was full of water. The contact stated that when the vehicle was started, an unknown warning light illuminated. The vehicle was towed to the dealer where it was diagnosed with a failed electrical system due to water leaking into the rear taillight assembly. The contact was informed that the electrical system needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 200,000. The VIN information was unavailable.

Electrical System
Filed Jan 17, 2024IL

I am experiencing malfunctions of the Seat Belt, electrical and breaking system

Service Brakes, HydraulicCrash1 injured
Filed Apr 27, 2023125,000 milesCA

The contact owns a 2006 Mercedes-Benz ML 500. The contact stated that while his wife was driving at an undetermined speed, the vehicle accelerated and crashed into a tree. The brake pedal was applied but it failed to respond. There were no warning lights illuminated. The driver-side air bag was deployed. The contact sustained bruises and injuries to her hands, knees, and shoulder, and medical attention was provided by her primary physician. There was no fire or police report filed. The vehicle was towed to a towing lot. Then towed to another towing lot. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not notified about the failure. The failure mileage was approximately 125,000. The contact stated that the failure was related to NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulic). The contact was concerned that he was not notified previously about the do not drive notice.

Service Brakes, Hydraulic
Filed Oct 28, 2022132,000 milesCA

The contact owns a 2006 Mercedes-Benz ML500. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power. The contact stated that the vehicle lost motive power whenever the ignition was bumped. No warning light was illuminated. The dealer was notified of the failure and the contact was advised that the cost to repair the vehicle would be out of pocket. The vehicle was towed to the dealer where it was diagnosed that the brakes were severely corroded and needed to be replaced. The contact stated that she then received notification of NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulic). The manufacturer was notified of the failure and the contact was advised to speak with the dealer, but no further assistance was provided. The failure mileage was approximately 132,000.

Air Bags
Filed Sep 6, 2022MN

When reviewing the vehicle for purchase I noticed the SRS light on. I brought it to the dealerships attention. They instructed me to bring it back in the morning after signing paperwork so they could fix it. After I brought it back they let me know that they didn't see any SRS lights and would not be servicing the vehicle. There has been multiple mechanical issues with the vehicle including but not limited to the transmission going out, break recalls, engine leaks and now I'm being informed that my passenger air bag is deactivated. I just want a safe vehicle.

Service Brakes, Hydraulic
Filed Aug 31, 2022UT

The contact owns a 2006 Mercedes-Benz ML500. The contact received notification of NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulics) however, the part to do the recall repair was unavailable. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was made aware of the issue. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact had not experienced a failure. Parts distribution disconnect.

Service Brakes, Hydraulic
Filed Jul 18, 2022200,000 milesNC

The contact owns a 2006 Mercedes-Benz ML500. The contact stated while driving 50 MPH, the brake pedal was depressed and went to the floorboard. The contact stated that the vehicle responded. The ABS warning light was illuminated. The contact drove to his residence. The contact received notification of NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulic) however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure but provided no assistance. The vehicle was not diagnosed or repaired. The failure mileage was approximately 200,000. Parts distribution disconnect.

Steering
Filed Feb 3, 2022WA

Car is extremely hard to turn/loss of power steering. Noticed that there was a recall on these vehicles but my vin was not included. Mechanic said Power steering rack is bad. This has been an ongoing issue with this car since purchased with only 70,000 miles - not sure why this VIN was not included in the recall? Car stock radio screen also has intermittent issues with displaying properly.

Air Bags
Filed Nov 5, 2021140,000 milesFL

The contact owns a 2006 Mercedes-Benz ML500. The contact stated that while operating the vehicle, the SRS warning light would remain illuminated and a whining noise was present coming from the steering wheel. The cause of the failure was not yet determined. The local dealer and manufacturer were notified of the failure. The failure mileage was 140,000.

Air Bags1 injured
Filed Dec 28, 2020100,000 milesCO

MY CAR WAS PARKED AND HADN'T MOVED SINCE THE DAY BEFORE. I WAS JUST SITTING IN FRONT PASSENGER SEAT, OPENED DOOR TO EXIT WHEN SAB DEPLOYED HITTING ME SQUARE ON MY FRONTAL LOBE ANEURISM COIL.AMBULANCE TOOK ME TO HOSPITAL. JUST HAD FULLY SERVICED BY MERCEDES 2 WKS PRIOR. SUDDEN DRASTIC EYESIGHT DECLINE

Electrical SystemFire
Filed Oct 22, 2020240,000 milesCA

TL* THE CONTACT OWNED A 2006 MERCEDES BENZ ML500. THE CONTACT STATED THAT WHILE DRIVING AT 45 MPH, SHE BEGAN TO SMELL AN ABNORMAL, BURNING ODOR EMITTING FROM THE VEHICLE. AS THE CONTACT CAME TO A COMPLETE STOP, THE PASSENGER SEAT ERUPTED IN FLAMES WITHOUT WARNING. THE CONTACT IMMEDIATELY EXITED THE VEHICLE AND A LOCAL BYSTANDER CALLED THE AUTHORITIES. ONCE THE FIRE DEPARTMENT ARRIVED, THEY WERE ABLE TO EXTINGUISH THE FIRE. THE CONTACT WAS UNCERTAIN IF A FIRE REPORT WAS FILED. NO INJURIES WERE REPORTED AS A RESULT OF THE FIRE. THE FIRE DEPARTMENT VERBALLY INFORMED THAT CONTACT AT THE SCENE THAT THE CAUSE OF THE FIRE WAS DUE TO AN ELECTRICAL FAILURE; SHE WAS ALSO INFORMED THAT THE VEHICLE HAD BEEN DESTROYED. THE CONTACT HAD THE VEHICLE TOWED TO HER HOME DUE TO THE FAILURE. THE DEALER NOR THE MANUFACTURER HAD YET TO BE NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 240,000. THE VIN WAS UNAVAILABLE.

Steering
Filed Oct 11, 201868,000 milesCA

I CONTACTED MERCEDES ABOUT THE POWER STEERING LEAKAGE & PROBLEMS ON MY ML500 2006 SUV, I SEE A RECALL WAS MADE, BUT MY VIN# IS NOT INCLUDED IN THE VOLUNTARY RECALL BY MERCEDES

Power Train › Driveline › Differential Unit
Filed Aug 13, 2018130,000 milesCA

TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ ML500. WHILE DRIVING 20 MPH, A GRINDING NOISE WAS DETECTED FROM THE REAR OF THE VEHICLE. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF STEVENS CREEK (4500 STEVENS CREEK BLVD, SAN JOSE, CA 95129, (408) 641-4610) WHERE THE CONTACT WAS INFORMED THAT THE REAR DIFFERENTIAL NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 130,000.

Vehicle Speed Control
Filed Feb 20, 2018140,000 milesTX

DRIVING ON PUBLIC ROADS AND WITHOUT NOTICE THE VEHICLE WILL GO INTO LIMP MODE AND WILL NOT SHIFT GEARS, CAN ONLY GO 15-20 MPH OR THE RPMS WILL REV TO 4-5K. VERY DANGEROUS.

Unknown or Other
Filed Feb 17, 201627,000 milesTX

OUR 2006 MERCEDES ML500 HAS HAD BOTH INTERNAL MECHANICAL LATCHES TO DOORS BREAK APART INSIDE THE FRONT DOORS AT DIFFERENT TIMES. WHAT HAPPENS IS THAT WHEN USE USE THE ELECTRONIC SWITCH TO OPEN THE VEHICLE DOORS, THEY UNLOCK OK BUT THE DOOR WILL NOT CLOSE OR LOCK AFTER INITIAL OPENING. WHEN THIS HAPPENS, YOU CANNOT CLOSE THE DOOR (THE LATCH IS BROKEN). THIS IS A LIFE THREATENING PROBLEM IF YOU HAVE TO DRIVE ANY DISTANCE TO GET TO A MERCEDES DEALER. OF COURSE THEY NEVER HAVE THE PARTS IN STOCK. ON ONE OCCASION, I HAD TO TRY TO PHYSICALLY HOLD THE PASSENGERS SIDE FRONT DOOR CLOSED UNTIL WE COULD GET SOME ROPE TO TIE FROM ONE DOOR TO ANOTHER. FORTUNATELY WE NOW HAVE A ROPE IN THE CAR AT ALL TIMES. MY WIFE WAS ALONE IN THE VEHICLE YESTERDAY AND HAD TO TIE THE DIVERS DOOR TO THE FRONT PASSENGER DOOR. FORTUNATELY SHE WORKS 1 1/2 MILE FROM THE LOCAL MERCEDES DEALER. IT WAS STILL VERY SCARY FOR HER BECAUSE WHENEVER SHE TURNED A CORNER, THE DRIVER'S DOOR WOULD SWING OPEN SLIGHTLY. AGAIN THIS IS A DANGEROUS PROBLEM AND IS A $1,000.00 REPAIR. THE LAST TIME THIS HAPPENED WAS ABOUT A YEAR AGO.

Exterior Lighting
Filed Aug 15, 201570,000 milesCA

THE REAR BRAKE LIGHTS SOCKETS ARE GETTING BURNT CAUSING THE BRAKES LIGHT TO FAIL. CORROSION ON A CONNECTOR CAN CAUSE THE TAIL, BRAKE OR REAR TURN SIGNAL LIGHTS TO DIM OR FAIL. THIS IS A SAFETY ISSUE BECAUSE IT CAN MAKE CARS LESS VISIBLE TO OTHER DRIVERS, WHICH CAN INCREASE THE RISK OF A CRASH. THIS IS THE EXACT SAME ISSUE WITH THE 2008 - 2011 MERCEDES C CLASS WHICH RECENTLY HAD A RECALL ISSUED.

Electrical SystemFire
Filed Jul 21, 201497,000 milesTX

TL* THE CONTACT OWNS A 2006 MERCEDES BENZ ML500. THE CONTACT STATED THAT AFTER THE VEHICLE WAS SHUT OFF, THE HATCH DOOR LATCH WOULD ERRONEOUSLY LOCK AND UNLOCKED INDEPENDENTLY AND THE BRAKE LIGHTS WOULD CONTINUOUSLY BLINK OFF AND ON. THE FOLLOWING DAY WHILE DRIVING APPROXIMATELY 30 MPH, THE HORN ERRONEOUSLY ACTIVATED AND COULD NOT BE TURN OFF. THE CONTACT MENTIONED THAT MOMENT LATER SMOKE STARTED TO EMIT INSIDE THE VEHICLE FROM THE REAR HATCH AREA. THE CONTACT STATED THAT AFTER INSPECTING THE VEHICLE FLAMES WERE DISCOVERED COMING FROM THE BRAKE LIGHT AND FUSE COMPARTMENT. THE FIRE DEPARTMENT WAS CALLED TO THE SCENE TO EXTINGUISH THE FLAMES. THE VEHICLE WAS DESTROYED DURING THE INCIDENT. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 97,000.

SeatsFire
Filed Dec 9, 2013101,000 milesAL

TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ ML500. THE CONTACT STATED THAT THE DRIVER'S SIDE HEATED SEAT CAUGHT ON FIRE. THERE WERE NO INJURIES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS 101,000.

Power Train
Filed Sep 3, 201378,400 milesCA

SPORADICALLY, WHILE DRIVING ALONG ON LOCAL ROADS OR THE HIGHWAY, THE CAR'S TRANSMISSION DOES NOT SWITCH HIGHER THAN THIRD GEAR. THE PROBLEM OCCURS ABOUT ONCE A MONTH. UPON ENGINE RESTART, VEHICLE DRIVES PROPERLY. MY PEDAL SHIFTERS DO NOT WORK WHEN THIS PROBLEM OCCURS; I CAN TRY TO SHIFT GEARS WITH THE PEDAL SHIFTERS, AND THE SOFTWARE INDICATES A CHANGE FROM 3RD TO 4TH GEAR, BUT THE ACTUAL TRANSMISSION DOES NOT CHANGE GEARS. IT REMAINS STUCK IN THIRD GEAR WHETHER I SPEED UP OR SLOW DOWN. IF I PLACE THE VEHICLE IN PARK AND TRY TO REVERSE, THERE IS NO POWER TO THE VEHICLE UNTIL I RESTART THE CAR. THIS SEEMS TO BE OCCURRING WITH MORE AND MORE FREQUENCY. I HAVE A SAFETY CONCERN THAT I HAVE TO PULL OFF THE ROAD AND RESTART MY CAR WHENEVER THIS OCCURS. THIS SEEMS TO BE PROBLEMATIC FOR SEVERAL OWNERS ON THE NHTSA SITE AND ONLINE. *JB

Electrical System
Filed Aug 15, 201370,000 milesGA

2006 MERCEDES BENZ ML 500. CONSUMER WRITES IN REGARDS TO VEHICLE ELECTRICAL ISSUES. *SMD THE CONSUMER STATED HE SAW ON THE NEWS THERE WAS A POTENTIAL RECALL ON THE C CLASS MERCEDES BENZ DUE TO ELECTRICAL ISSUES IN THE REAR TAIL LIGHTS WHICH SHORT OUT AND CATCH FIRE. THE CONSUMER STATED HE HAD THE SAME ISSUE WITH HIS VEHICLE. TWO YEARS AGO, THE ENTIRE REAR TAIL LIGHT COMPARTMENT, WIRING AND BULBS HAD TO BE REPLACED, DUE TO CORROSION. SHORTLY AFTER THE REPLACEMENT OF THE TAIL LIGHTS, THE LOCK ON THE TAILGATE DOOR BEGAN TO OPEN AND CLOSE, THE COMPUTER PANEL ON THE DASH BEGAN TO BLINK INDICATING A COMPLETE ELECTRICAL FAILURE. HE WAS ABLE TO MAKE IT HOME. HOWEVER, THE NEXT THE DAY, THE BATTERY WAS DEAD. AAA CAME OUT AND REPLACED THE BATTERY, BUT THE CHARGE DID NOT HOLD FOR VERY LONG. HE WAS ABLE TO CHARGE THE BATTERY LONG ENOUGH, TO GET TO THE DEALER. ONCE AT THE DEALER, A DIAGNOSIS REVEALED A COMPLETE ELECTRICAL SHORTAGE. TWO WEEKS AFTER THE REPAIR, WHILE DRIVING DOWN THE ROAD, THE WIPERS, LIGHTS, BLINKERS AND LOCKS STOPPED WORKING. THE VEHICLE WAS TAKEN BACK TO THE DEALER ONCE AGAIN, AND A DIAGNOSIS REVEALED ANOTHER ELECTRICAL SHORTAGE. THE REPAIR WAS DONE FREE OF CHARGE.

Vehicle Speed Control
Filed May 2, 201347,000 milesNJ

VEHICLE WILL NOT ACCELERATE AFTER A STOP AT A LIGHT OR AFTER TAKING A HIGHWAY FROM A RAMP, THE ENGINE WILL REV UP BUT THE VEHICLE WILL NOT CHANGE GEARS, AFTER A PULL OVER TO THE SHOULDER OF THE ROAD SHUTTING OFF THE ENGINE AND RESTARTING IT WILL RUN NORMAL. THIS HAPPENED FOR ABOUT 20-30 TIMES UNTIL YESTERDAY I GET OUT OF WORK PULLED OUT OF THE PARKING LOT NOTICED THE VEHICLE WAS IN LIMP MODE STUCK IN 2ND AND WILL NOT CHANGE GEARS. I DID SOME RESEARCH AND FOUND OUT THAT THE CAUSE WAS FROM THE VALVE BODY OF THE TRANSMISSION OR THE CONDUCTOR PLATE AND ONLY THE DEALER IS ALOUD TO REPAIR IT ???. AND WILL COST AROUND $2500 .I READ THAT LOTS OF PEOPLE ARE HAVING PROBLEM WITH THIS 722.9 7 SPEED TRANSMISSION AND MBUSA IS NOT ISSUING A RECALL. NHTSA SHOULD LOOK INTO THIS AND FORCE MBUSA TO RECALL ALL DEFECTIVE VEHICLES AND REPLACE THE VALVE BODY AT NO COST BECAUSE ITS A SAFETY ISSUE. *TR

Vehicle Speed Control
Filed Nov 23, 201248,763 milesTX

MY WIFE HAS HAD 4 INCIDENTS WHERE THE SUV HAS FELT LIKE IS WANTS TO ACCELERATE WHILE STOPPING. THE MOST RECENT INCIDENT WAS 23 NOVEMBER, WHERE AS SHE WAS COMING TO A STOP, THE CAR DOWNSHIFTED AND IT FELT LIKE SHE HAD BEEN HIT IN THE REAR. THE CAR IS GOING INTO THE MB DEALER, PARK PLACE MERCEDES BENZ, FORT WORTH 817-263-3600, 27 NOVEMBER FOR INVESTIGATION. *TR

Air Bags
Filed Feb 22, 201294,000 milesNY

TL* THE CONTACT OWNS A 2006 MERCEDES BENZ ML500. THE CONTACT STATED THAT THE SRS LIGHT WAS ILLUMINATED. THE CONTACT TOOK THE VEHICLE TO A MECHANIC AND WAS TOLD THAT WHENEVER ONE AIR BAG WAS MALFUNCTIONING, IT WOULD PREVENT ALL OF THE AIR BAGS FROM FUNCTIONING PROPERLY. THE CONTACT RECEIVED A NOTICE FROM THE MANUFACTURER PRIOR TO THE FAILURE, STATING THAT THE WARRANTY ON THE AIR BAG HARNESS WOULD BE EXTENDED TO 100,000 MILES. THE MANUFACTURER WAS CONTACTED AND REFUSED TO DO ANY REPAIRS. THE VIN WAS NOT AVAILABLE. THE FAILURE AND THE CURRENT MILEAGE WAS 94,000. THE VIN WAS NOT AVAILABLE.

Steering
Filed Dec 16, 201198,000 milesCA

TL* THE CONTACT OWNS A 2006 MERCEDES BENZ ML500. THE CONTACT WAS DRIVING APPROXIMATELY 50 MPH APPROACHING A TURN AND HEARD A NOISE COMING FROM THE STEERING WHEEL. IMMEDIATELY, THERE WAS A SLIGHT LOSS IN THE POWER STEERING AND LEAKAGE OF FLUID. THERE WAS A RECALL UNDER NHTSA CAMPAIGN ID NUMBER UNDER 05V224000 (STEERING: HYDRAULIC POWER ASSIST SYSTEM). THE VIN WAS NOT INCLUDED IN THE RECALL. THE VEHICLE HAD NOT BEEN DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 98,000.

Structure
Filed Jul 15, 201180,000 milesAZ

TL* THE CONTACT OWNS A 2006 MERCEDES BENZ ML 500. THE CONTACT STATED WHEN WHENEVER IT WOULD RAIN, WATER WOULD ENTER THE VEHICLE THROUGH THE REAR HATCH AND SPLASHED ONTO THE FUSE BOX. THE CONTACT STATED THAT THE CONTROL MODULE WOULD BECOME WET AND CAUSE THE ELECTRICAL COMPONENTS TO MALFUNCTION. THE EXTERIOR LIGHTING FAILED AS A RESULT OF THE ELECTRICAL MALFUNCTION. THE CONTACT STATED THAT THE FAILURE COULD POTENTIALLY RESULT IN A FIRE DUE THE WATER GETTING ON THE ELECTRICAL COMPONENTS. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHERE THE DEALER WAS REPLACING THE GASKET FOR THE REAR LIGHTS. THE FAILURE MILEAGE WAS 80,000.

SeatsFire
Filed Jun 7, 201171,000 milesCA

THIS EVENT IS A ONE TIME OCCURRENCE--THANK GOODNESS! WHILE DRIVING DOWN A 4 LANE RESIDENTIAL THOROUGHFARE, THE INTERIOR FILLED WITH SMOKE, I BEGAN COUGHING & GASPING FOR AIR AND THE SEAT BACK BECAME VERY HOT, ALL SEEMINGLY SIMULTANEOUS. INSTANTLY OPENING WINDOWS PROVIDED OXYGEN & CLEARED THE SMOKE AS TURNING OFF THE SEAT HEATER RELIEVED THE HOT SEAT SITUATION. GRATEFULLY, I WAS NOT IN FREEWAY TRAFFIC, COULD PULL TO THE CURB. EXAMINATION ON THE LEFT SIDE OF THE DRIVERS SEAT BACK, ABOUT WAIST HIGH, REVEALED A HOLE ABOUT THE SIZE OF A FAT CIGAR BURN. MY SEAT HAD APPEARED ABOUT TO BURST INTO FLAMES! *TR

Power Train › Automatic Transmission
Filed Dec 30, 201036,039 milesCA

2006 ML500 WAS PURCHASED IN JUNE, 2010 AS A CPO, ONE WEEK AFTER PURCHASE VEHICLE BEGAN TO LURCH FORWARD WHILE COMPLETELY STOPPED AT A STOP LIGHT. THE NEXT DAY VEHICLE WAS TAKEN TO MERCEDES SERVICE AND MECHANIC WAS ABLE TO DUPLICATE PROBLEM. WAS TOLD FLUSHING TRANSMISSION WAS ANSWER, BUT PROBLEM CONTINUED FOR MONTHS. VEHICLE THEN BEGAN TO STICK IN NEUTRAL WHILE ATTEMPTING TO SHIFT TO DRIVE OR REVERSE. SEVERAL TIMES WAS STUCK IN TRAFFIC DUE TO THIS PROBLEM. AFTER MANY INSTANCES OF THIS, VEHICLE WAS TAKEN BACK TO MERCEDES SERVICE. WAS TOLD PROBLEM WAS DUE TO SNAP RING COMING LOOSE. REFUSED TO DRIVE VEHICLE ANY LONGER AND GOT RID OF IT. *TR

Electronic Stability Control (esc)
Filed Aug 10, 201043,444 milesMI

ON AN OUT OF TOWN TRIP ON THE HIGHWAY, OUR SUV BRAKE, ABS, ESP LIGHTS WENT ON, THE INSTRUMENT PANEL SHOW THAT ABS, ESP, DISPLAY MALFUNCTION, CONTRACT SERVICE. POWER STEERING AND BRAKE ARE BOTH VERY TIGHT. SPEEDOMETER WENT TO ZERO. AFTER WE REPORT THE INCIDENCE TO M-BRACE SERVICE, WE MANAGE GOT OFF THE HIGHWAY FROM THE NEXT IMMEDIATE EXIT TO THE CLOSEST GAS STATION, AND THE CHECK ENGINE LIGHT WENT ON, THE CAR WAS TOTALLY OFF BY ITSELF. WE SPENT ONE NIGHT WITH A FRIEND NEARBY. THE NEXT MORNING, THE 25TH, WE TOOK OFF FROM FRIENDS DRIVE WAY, THE INSTRUMENT PANEL SHOWS NORMAL, WE HAD 43,432 MILES ON THE CAR. AFTER 12 MILES TRAVELING, ALL THE ISSUES WE HAD PREVIOUS DAY HAPPENED AGAIN. WE MANAGED GET HOME BY REFERENCING RPM AND SOME SLOW DRIVER'S SPEED. AND WHEN WE REACH HOME, THE MILEAGE IS 43,448. THE WHOLE TRIP ONLY RECORDED 18 MILES FROM CARMEL, ID TO METRO DETROIT AREA. WE CONTACTED THE DEALER AND MERCEDES CUSTOMER SERVICE, THE PROBLEM WAS IDENTIFIED AS ESP MODULE FAILURE. OUR CONCERN IS EVEN WITH A ELECTRONIC PART MALFUNCTION, THE SPEEDOMETER AND ODOMETER SHOULDN'T STOP. PLEASE LOOKING INTO THIS ISSUE. THANK YOU. *TR

Exterior Lighting › Brake LightsFire
Filed May 18, 201040,000 milesNJ

TL* THE CONTACT OWNS A 2006 MERCEDES BENZ ML500. WHILE DRIVING 65 MPH WITH THE DRIVERS SIDE HEATED SEAT ACTIVATED, THE CONTACT NOTICED THAT THE SEAT WAS MELTING. THE DEALER REUPHOLSTERED THE SEAT AND THE VEHICLE WAS RELEASED TO THE OWNER. THE CONTACT WAS DRIVING 3 MPH WHEN THE BRAKE WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE DEALER REPLACED THE BRAKE WIRING HARNESS TO CORRECT THE FAILURE. IN ADDITION, THE CONTACT ALSO ADVISED THE DEALER THAT THE POWER DOOR LOCKS COULD ONLY BE USED MANUALLY. THE DEALER CONFIRMED THAT THE POWER DOOR LOCK SWITCH NEEDED TO BE REPLACED AS WELL. THE CURRENT AND FAILURE MILEAGES WERE 40,000.

Power Train › Automatic Transmission
Filed May 6, 201050,000 milesPR

TRANSMISSION PROBLEM. *TR

Power Train › Automatic Transmission
Filed Dec 1, 200953,000 milesMD

ACCELERATED AFTER STOPPING AT A LIGHTED INTERSECTION. THE TRANSMISSION WOULD NOT SHIFT INTO GEAR THEREFORE, THE VEHICLE WOULD NOT MOVE. VEHICLE WAS TAKEN TO DEALER WHO REPLACED THE TRANSMISSION AT THE REDUCED COST OF $2500, AS A COURTESY, SINCE THE VEHICLE WAS OUT OF WARRANTY BY 3K MILES. *TR

Power Train › Automatic Transmission
Filed Nov 10, 200953,000 milesNY

AFTER STOPPING AT A TRAFFIC LIGHT, RELEASED BRAKE AND PRESSED GAS; THE RPM WOULD GO UP, BUT THE CAR WOULD NOT MOVE FORWARD, INSTEAD THE CAR STARTED TO ROLL BACKWARDS BECAUSE IT WAS ON A HILL. THE GEAR INDICATOR WAS ON DRIVE, BUT CAR WAS ACTUALLY ON NEUTRAL. THE TRANSMISSION WOULD NOT CHANGE GEARS. THIS CREATES A DANGEROUS SITUATION AS CAR IS ON NEUTRAL AND CANNOT CHANGE TRANSMISSION BACK TO ANY GEAR. CAR WAS TAKE TO A DEALER REPAIR SHOP, WHERE TRANSMISSION VALVE BODY WAS REPLACED. AS CAR WAS OUT OF WARRANTY COST OF REPAIR OVER $1000. *TR

Power Train
Filed Feb 18, 2008UT

MERCEDES 500ML TRANSMISSION AND POWER STEERING NOT SAFE. *TR

Service Brakes, HydraulicCrash1 injured
Filed Dec 5, 200728,400 milesCA

TL*THE CONTACT OWNS A 2006 MERCEDES BENZ ML550. THE CONTACT STATED THAT WHILE THE VEHICLE WAS PARKED, IT ROLLED DOWN THE HILL AND CRASHED INTO A GATE. THE DRIVER JUMP INTO THE VEHICLE TO DEPRESS THE BRAKE AND SUSTAINED SCRATCHES AND CUTS. THE ROAD CONDITIONS WERE DRY. THE MANUFACTURER INSPECTED THE VEHICLE AND STATED THAT THE VEHICLE WAS NORMAL. THE INSURANCE COMPANY HIRED AN INVESTIGATOR AND HE STATED THAT THERE WAS A MANUFACTURER DEFECT WITH THE BRAKING SYSTEM. THE FAILURE MILEAGE WAS 28400 AND CURRENT MILEAGE IS 28,600. UPDATED 03/05/08. *LJ

Suspension › Front › Springs › Air Suspension System
Filed Nov 24, 200723,000 milesNJ

THE ELECTRONIC AIRMATIC SUSPENSION SYSTEM IS MALFUNCTIONING FOR THE SECOND TIME IN A YEAR! WHEN THIS HAPPENS THE VECHILE IS UNDRIVEABLE BECAUSE THE FRONT END FALLS ON THE FRONT WHEELS. *TR CAN YOU BELEIVE I PAID EXTRA DOLLARS FOR THIS OPTION AND IT APPEARS THAT THIS WILL BE AN ONGOING PROBLEM AND I BELEIVE THE PROBLEM WILL NEVER BE RESOLVED. I CAN SEE MYSELF IN ANOTHER 5000 OR 6000 MILES EXPERIENCING THE SAME PROBLEM! I BELEIVE FROM PAST EXPERIENCE WITH MERCEDES BENZ THE ELECTRONIC AIRMATIC SUSPENION WILL NEVER WORK PROPERLY AND THE CAR SHOULD BE DECLARED A LEMON FOR THE FOLLOWING DOCUMENTED REASON! I OWN A 1963 MERCEDES BENZ 300SE WITH THE OLD MERCEDES BENZ HYDROLIC VERSION OF THE AIRMATIC SUSPENSION AND IT ALWAYS BROKEN. THAT WAS 43 YEARS AGO AND THE CRAFTED THINKERS AT MERCEDES BENZ HAVE NOT RESOLVED THE PROBLEM YET! WHEN I BOUGHT THE VECHILE THE SALESMAN ASSURED ME THAT THEY HAD WORKED OUT ALL THE PROBLEMS WITH THE AIRMATIC SUSPENSION AND I HAD NOTHING TO WORRY ABOUT! IF THAT'S THE CASE! WHY IS MY CAR IN THE GARAGE AND I HAVE NO VECHILE TO DRIVE UNTIL MY SERVICE APPOINMENT THIS WEDNESDAY COMMING UP. MERCEDES BENZ OFFERS A $70,000 TRUCK WITH A NIGHMARE ELECTRONIC SUSPENSION FOR AN OPTION THAT DOES NOT WORK THAT YOU PAID EXTRA MONEY FOR. WHAT A JOKE? I REALLY THINK THEY SHOULD REPLACE THE VECHILE. THIS PROBLEM WILL NEVER BE RESOLVED! ALL I,M GONNA GET FROM MERCEDES BENZ IS WE WILL FIX THE PROBLEM SIR! DON'T WORRY! THE BIG QUESTION WHO WILL PAY THE COST OF THE REPAIR OF THIS

Steering › Gear Box (other Than Rack and Pinion)
Filed Feb 7, 200719,800 milesIL

TL*- THE CONTACT STATED THAT WHILE DRIVING HIS 2006 MERCEDES ML 500 (19800 FAILURE MILEAGE) AT 25 MPH, AND MERGING RIGHT ONTO THE EXPRESSWAY, THE VEHICLE KEPT GOING STRAIGHT ONTO THE GRASS. THE CONTACT STOPPED THE VEHICLE TO CHECK THE STEERING WHEEL AND FOUND THAT THE STEERING WHEEL KEPT SPINNING. THE VEHICLE WAS TOWED TO A DEALER AND THE DEALER STATED THAT "THEY WILL NOT FIX THE VEHICLE, BECAUSE THE VEHICLE WAS IN A CRASH" EVEN THOUGH HE DIDN'T STRIKE ANYTHING WHEN HE LOST CONTROL AND RAN OFF ON TO THE MEDIAN. THE VEHICLE HAS NOT YET BEEN REPAIRED.

All 37 complaints, reproduced as filed.

Across model years

Worst on record: 2006
YearComplaintsRecallsFiresDeathsAssessment
20111000Routine
20080100Do not drive
20079250Do not drive
2006 — this page37250Do not drive
20053000Routine
200418030Routine
200313020Routine
200227100Routine

Compare every ML500 year →

Reading this record

NHTSA has issued a do-not-drive warning for a recall on this vehicle.

Complaint counts track how many cars were sold and how long they have been on the road as much as they track quality. A common model from 2013 has had a decade to accumulate reports; a rare one from last year has not. The signal worth weighing is in the severity columns, in whether the same component keeps appearing, and in whether the manufacturer eventually opened a recall for it.

Recall repairs are free for as long as the recall stands. Check whether a specific car still has open work at NHTSA's VIN lookup.

Most recent recall on file: Apr 26, 2024. Source: NHTSA Office of Defects Investigation.