2014 Mercedes-Benz S550 Equipment Problems
- Complaints
- 1about this part
- Share
- 4%of 24 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the equipment of the 2014 Mercedes-Benz S550, 4% of the 24 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“I was on a test drive. Cruise control was on. Speed was 55mph. Van pulled in front of me and decelerated. Mercedes maintained speed and was closing rapidly. Applied brakes hard to avoid rear ending van.”
NHTSA complaint #10653234, filed 2014-11Related service bulletins
- 10241790Aug 18, 2023The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). In the HERMES…
- 10205803Aug 27, 2021The mobile phone address book may not be transferred completely to the multimedia system COMAND, Audio 20, or MBUX. The contact list may not be fully populated and in some…
- 10187793Jan 7, 2021Mercedes-Benz AG (?MBAG?), the manufacturer of Mercedes-Benz, has determined that on certain Model Year (?MY?) 2013-2017 B-Class, C-Class, CLA-Class, CLS-Class, E-Class, G-Class…
- 10179966Jul 31, 2020Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional
- 10177571Jun 30, 2020Lamp unit fogged or droplets forming. Due to the vent openings, the lamp unit is an "open system". This means that acidic gases, moisture, dirt and exhaust gases can penetrate…
- 10176670May 21, 2020To enhance the satisfaction of our customers, avoid further costs of litigation and return focus to its core businesses, Mercedes-Benz USA, LLC (MBUSA) has entered into a…
- 10164810Aug 5, 2019Throttle lift-off clunking noises at drive shafts of front axle
- 10151999Aug 21, 2018MB App iHeart Radio is no longer available after a head unit update
- 10205242Nov 29, 2016Navigation system permanently displays "Activating".
- 10205266Nov 21, 2016Map pocket on front seat backrest trim does not close.
Equipment: other model years
Other parts of the 2014 Mercedes-Benz S550
4 complaintsVisibility (wipers, defrost, mirrors)
4 complaintsBrakes
3 complaintsSteering
3 complaintsAir bags
2 complaintsFuel system
2 complaintsSeat belts
2 complaintsSuspension
2 complaintsTransmission and drivetrain
2 complaintsElectrical system
1 complaintsEngine cooling
1 complaintsExterior lighting
1 complaints
← All problems reported for the 2014 Mercedes-Benz S550
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology