2010 Mercedes-Benz S550 problems, complaints & recalls
Most-reported problem areas: Suspension (5) · Fuel/Propulsion System (3) · Steering (2)
🧭 Reliability snapshot
Compared against other Mercedes-Benz S550 model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (107)
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
Electrical System 2026-05-26 · LI82.85-P-080507 · Service Bulletin/Repair Instructions
complaint after successful commissioning of the hermes control unit (n112/9) with xentry diagnosis dvd 03/2026, the message "sos - service not activated" appears on the instrument cluster. in addition, the following two conditions are also met: • hermes (n112/9) control unit: event code b15ce00 is a
Visibility/Wiper 2026-05-19 · LI82.30-P-059239 · Service Bulletin/Repair Instructions
complaint there are several types of complaint about noises or poor windshield wiper wiping performance: a: wiper blades squeaking, chattering, shuddering b: the windshield is not wiped completely (streaking) c: during the downward movement water is pulled back onto the windshield from the a-pillar
Showing the 6 most recent of 107 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-02 · Fuel/Propulsion System“fuel smell in vehicle. upon investigation found fuel pump flange cracked and leaking fuel. leaking fuel is a fire hazard. no warning lamps illuminated.…”
2022-12-05 · Fuel System, Gasoline · 110,000 mi“the contact owns a 2010 mercedes-benz s550. the contact stated that after refueling, there was abnormal fuel odor present inside and outside the vehicle. the cause of the failure was not yet determined. the local dealer and manufacturer were notified of the failure, but no assistance was offered. the failure mileage was 110,000. the contact…”
2022-11-10 · Fuel/Propulsion System“vehicle garaged in storage for summer. upon returning strong odor of gasoline was detected. reluctantly drove to dealership and prognoses was determined that (fuel pump strainer) had malfunction thus soaking the entire rear passenger compartment and seat cushion. upon investigation mercedes has had a problem in other c -models and has extended wa…”
2021-07-21 · Fuel/Propulsion System · 💥 crash“upon refuling my automobile full i could smell a strong odor of gas fumes. earlier that day i had an impact of my tire over a curb. gas fumes could be smelled not so much on the outside of the auto but inside without abatement. upon inspection by mercedes benz of stockton ca it was determined a fuel leak was present with the cushion that sits on…”
2020-12-30 · Fuel System, Other:fuel Filter · 110,000 mi“tl* the contact owns a 2010 mercedes-benz s550. the contact stated that upon refueling the vehicle, a strong fuel odor was detected in the interior of the vehicle. the vehicle was taken to mercedes-benz of georgetown (7401 s ih-35, georgetown, tx 78626, 512-930-6150) where the failure was diagnosed as a fuel leak from the filter assembly under the …”
2018-09-15 · Tires · 95,000 mi“lionhart lh5 285/25/22 h95 load rating tire dot no. pt25mbt5c after shipment arrived and equipment installed i noticed that the load rating was not correct for the said vehicle. tire will fail, load rating is not sufficient . it only provides 95 when 102 is needed. at this time nothing has been done, company (seller) stated that althou…”
2018-05-16 · Air Bags“the dashbord message reads that the front srs malfunction. the car was stationary.…”
2018-04-27 · Suspension · 82,000 mi“tl* the contact owns a 2010 mercedes-benz s550. the contact stated that the vehicle was driven the night before and parked in the garage. the following morning, the passenger side suspension had fallen to the ground. the vehicle was towed to the dealer (mercedes-benz of the woodlands, 16917 interstate 45 south, woodland texas 77385) where it was di…”
2016-08-31 · Suspension · 90,000 mi“wife driving 45 mph on 4 lane hwwy right front of car falls down on tire pulled off road soon as possibile right front air strut failed ruined tire damaged fender luckly only 45 mph not 80 mph on i-75 interstate or 130 mph on autobon in germany or somebody could have been dead…”
2016-01-12 · Suspension · 139,000 mi“my s550 when driving would suddenly give a malfunction signal. i took it to the dealer, service replaced the 2 front struts. now the call will give a signal, red letters, "do not move car" and the entire strut system will stop working and the car body is virtually sitting atop the tires. this after replacing the 2 front struts! the dealership seems…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.