2010 Mercedes-Benz M166 problems, complaints & recalls
Most-reported problem areas: Steering (2) · Air Bags (1)
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (99)
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.
Power Train 2019-08-05 · LI35 30-P-058566 · Service Bulletin/Repair Instructions
throttle lift-off clunking noises at drive shafts of rear axle
Equipment:electrical 2018-07-23 · LI82 85-P-068445 · Service Bulletin/Repair Instructions
info-call/s24h-call/mb contact: change of language setting at customer request
Equipment:electrical 2018-07-10 · LI82 85-P-068378 · Service Bulletin/Repair Instructions
audio 20: symbols in the status line in the central display can overlap
Suspension:front:macpherson Strut 2018-03-23 · P-SC-2018020006 · Service Bulletin/Repair Instructions
check right front air suspension strut, replace if necessary
Equipment 2017-09-20 · LI82 70-P-066767 · Service Bulletin/Repair Instructions
comand online: some contacts on the telephone are not found via voice control.
Electrical System: Instrument Cluster/Panel 2017-08-25 · LI32 34-P-056198 · Service Bulletin/Repair Instructions
fault message "airmatic" or "active curve system" in instrument cluster
Showing the 6 most recent of 99 bulletins. Search all of them free at nhtsa.gov.
What owners report
2020-03-10 · Unknown Or Other · 75,000 mi“after a fuel fill up there is a serious gas smell inside the vehicle. after using a quarter of the tank the smell goes away. the vehicle is parked motor off. the garage is so filled with gas fumes i have to run a fan. this has been going on for over 2 years.…”
2020-01-27 · Steering · 136,000 mi“after driving the vehicle to work (approx. 35 miles) and then returning after the work day was complete, the vehicle would not start. we spoke with the manufacturers roadside assistance as well as the technician they dispatched to our location. we tried multiple solutions to our problem with no avail. the vehicle was towed to the dealership and …”
2019-12-03 · Steering · 93,000 mi · 💥 crash“while commuting on a highly congested highway the car lost power causing the steering wheel to become locked this lost of power and disabling caused my car to veer into oncoming traffic and taking my vehicle uncontrollably off the road…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.