2007 Mercedes Benz Ml350 problems, complaints & recalls
Most-reported problem areas: Seats (22) · Power Train (12) · Steering (8)
🧭 Reliability snapshot
Compared against other Mercedes Benz Ml350 model years — complaint volume vs the model's median year, recalls and severity. How we score →
🛣️ Complaints by mileage
71 NHTSA complaints that reported an odometer reading.
Safety recalls (2)
Service Brakes, Hydraulic:power Assist:vacuum 2024-04-26 · campaign 24V298000 · 15,604 vehicles ⚠ DO NOT DRIVE
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.
Fix: 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:vacuum 2022-05-09 · campaign 22V315000 · 350,294 vehicles ⚠ DO NOT DRIVE
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.
Fix: 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.
Service bulletins (95)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Service Brakes 2026-09-22 · LI42.10-P-078779 · Service Bulletin/Repair Instructions
complaint repeat workshop visit for vehicle vibration while braking from 60mph. note: although the symptom is similar to a tire or wheel vibration, it is usually readily noticeable that it is distinctly different if it happens at all times or only while braking. cause although the cause of the vibra
Structure:body 2026-09-14 · LI82.62-P-078631 · Service Bulletin/Repair Instructions
complaint clanking noise from the area of the speakers in the doors. cause under analysis. remedy to narrow down the cause, first of all remove the door trim. • if the noise continues to occur even with the door trim removed, then continue the diagnosis working towards the speaker and if necessary,
Structure:body 2026-08-06 · LI82.62-P-078631 · Service Bulletin/Repair Instructions
complaint clanking noise from the area of the speakers in the doors. cause under analysis. remedy to narrow down the cause, first of all remove the door trim. • if the noise continues to occur even with the door trim removed, then continue the diagnosis working towards the speaker and if necessary,
Power Train 2026-07-14 · LI35.30-P-058566 · Service Bulletin/Repair Instructions
single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). the noise is heard once in each instance when changing direction of travel. note: sound file in attachment cause if the complaint is eliminated by experimentally loosening the outboard collar n
Visibility/Wiper 2026-04-20 · LI77.21-P-075806 · Service Bulletin/Repair Instructions
complaint the sliding sunroof glass panel of the panoramic roof reverses during the closing process, either once or multiple times, without an entrapment (anti‑pinch) event being detected. the concern may occur temporarily or repeatedly during normal closing operation. cause the automatic reversing
Exterior Lighting 2026-04-16 · LI82.10-P-078301 · Service Bulletin/Repair Instructions
complaint headlamp, front fog lamp leaky or fogged. cause fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. it does not lead to any technical impairment of the headlamp. if a pressure compensation diaphragm is fitted in the housing cover, then the l
Showing the 6 most recent of 95 bulletins. Search all of them free at nhtsa.gov.
What owners report
2024-07-16 · Electrical System“i bought a 2007 mercedes-benz ml350 4matic in late 2023 from auction with a salvage title and i can't take it to inspection center to get plates, because a lot of things such as signal lights, seats power, key fob, radio, wipers, and rear gate to work because the rear sam module is damage by rain water, which i found on youtube that at least 3 mode…”
2023-10-06 · Service Brakes · 110,000 mi · 💥 crash“the contact owned a 2007 mercedes-benz ml350. the contact stated that while driving at an undisclosed speed, she depressed the brake pedal and the vehicle failed to stop. the contact stated that his son had to apply pressure and pump the brake pedal multiple times to coast the vehicle to a stop however, the vehicle failed to stop. as a result, the …”
2023-02-17 · Service Brakes“received recall notice dated august 2022. phoned local mercedes benz of chicago on 1520 w. north avenue and mercedes benz of chicago service center on 949 n. elston ave. scheduled a mobile inspection multiple times but they never showed. i was instructed to contact brake booster hotline to have them tow the vehicle but tarek at this company informe…”
2022-10-18 · Electrical System · 167,000 mi · 🔥 fire“the contact's wife owned a 2007 mercedes-benz ml350. the contact stated that while they were out of town, the vehicle was parked in their driveway. the contact stated that a neighbor contacted them and made them aware that the vehicle had caught on fire. a bystander contacted the fire department and the fire was extinguished. the fire department in…”
2022-06-30 · Engine And Engine Cooling:engine:crank/Camshaft Position Sensor · 146,000 mi“the contact owns a 2007 mercedes-benz ml350. the contact stated while driving 50 mph, the accelerator pedal was depressed but the vehicle failed to respond and failed to exceed 50 mph. the check engine warning light was illuminated. the vehicle was taken to an independent mechanic where unknown repairs were completed. additionally, the contact stat…”
2022-06-01 · Vehicle Speed Control“2007 mercedes-benz ml350 defective balance shaft causing pause & stop in traffic this is a known defect and has been resolved previously in customers favor in class action and private lawsuits against mercedes benz usa. mercedes refuses to take responsibility for a defective and unsafe build that puts everyone in the path of this cars life in jeop…”
2022-01-14 · Seats · 95,000 mi“the contact owns a 2007 mercedes-benz ml350. the contact stated that while driving the front driver seat caught on fire while the seat heater was on. the contact stated that the back part of the seat was smoking and he stopped the vehicle, exited, and noticed the back of his jacket and seat had a hole. the contact stated that he was not injured. th…”
2021-12-22 · Power Train“the transmission fails to shift into second gear. gets stuck in limp mode. won’t accelerate more than 30 miles per hour. …”
2021-07-28 · Steering · 132,945 mi“the contact owns a 2007 mercedes benz ml350. the contact stated while driving approximately 40-50 mph, the vehicle started shuddering and lost stability. the abs warning light and an unknown warning light were illuminated. the contact stated she veered to the side of the road and then drove the vehicle to her residence at a slower speed. the vehicl…”
2021-05-22 · Steering“losing power steering pressure while driving the car: safety issue it appears hard to steer the ml350…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.