2016 Mercedes-Benz S550
TSBs (Technical Service Bulletins)
Technical Service Bulletins (TSBs) for the 2016 S550 are official communications between Mercedes-Benz & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
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TSB #LI46.10-P-057961
Surface damage on steering wheel trim Read More »
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TSB #LI33.30-P-056665
Single, throttle lift-off, clunking noise from the side shaft when starting off (audible at the wheel). The clunk is heard once when changing from forward to reverse (and vice versa). Read More »
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TSB #NCU-2023050005
Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2014-2020 S-Class (217 and 222 platform) vehicles, the incorrect pilot bushings may have been installed in the ... Read More »
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TSB #LI33 30-P-056665
Throttle lift-off clunking noises at drive shafts of front axle Read More »
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TSB #LI32.22-P-058763
Thumping/rattling/clattering noises from area of rear axle. Primarily, and sometimes only, heard by rear-seat passengers. Read More »
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TSB #LI32.22-P-058343
The vehicle drops at the front axle on one or both sides by more than 2 cm overnight. Read More »
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TSB #LI42.10-P-058354
Squeaking noises from the front axle when braking Read More »
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TSB #LI32.22-P-058342
Creaking noises from the area of the air suspension strut on the front axle when driving over bumps with the steering turned. Topic only reported from outer wheel until now. Read More »
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TSB #LI32.22-P-058343
The vehicle drops at the front axle on one or both sides by more than 2 cm overnight. Read More »
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TSB #NCU-2023050005
Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2014-2020 S-Class (217 and 222 platform) vehicles, the incorrect pilot bushings may have been installed in the ... Read More »
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TSB #LI42.10-P-058354
Squeaking noises from the service brake when braking. The complaint occurs primarily at low speeds when the operating temperature of the brakes is low. Read More »
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TSB #ELW - M278 Cat
This NCU replaces the prior NCU issued on May 11, 2023, and clarifies replacement part information. In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, ... Read More »
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TSB #ELW-M278Catalyst
This extended warranty applies to the following condition that may necessitate the repair or replacement of the catalytic converter system and is related to: a?? A check engine Malfunction Indicator Lamp (a??MILa??) may illuminate due to ... Read More »
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TSB #CL-ELWExhaustVal
Why the warranty extension? On certain Model Year 2011-2016 CL/CLS/S/E/ML/SL/G/GL/GLE-Class vehicles with V8 engines, the exhaust valve assembly might not work properly and result in an engine misfire and potential illumination of the ... Read More »
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TSB #ELW-ExhaustValve
In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC (a??MBUSAa??) is extending the warranty coverage on the exhaust valve system in ... Read More »
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TSB #LI09.00-P-074093
"MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 a?? Boost Pressure is Too High"" " Read More »
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TSB #LI05.10-P-056435
Engine rattling noise after engine start for several seconds Read More »
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TSB #LI1830P0597123
Gasket may settle causing a slight oil leak. Read More »
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TSB #ELW - M278 Cat
This NCU replaces the prior NCU issued on May 11, 2023, and clarifies replacement part information. In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, ... Read More »
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TSB #ELW-M278Catalyst
This extended warranty applies to the following condition that may necessitate the repair or replacement of the catalytic converter system and is related to: a?? A check engine Malfunction Indicator Lamp (a??MILa??) may illuminate due to ... Read More »
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TSB #LI8860P073470
Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning Read More »
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TSB #P-SC-2017080006
Update fuel system control unit (FSCU) software Read More »
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TSB #LI01.30-P-058630
Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: Oil passage plug hole on left beside mechanical vacuum pump. 2. Read More »
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TSB #LI8860P073470
Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning Read More »
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TSB #LI27.60-P-071237
5 to 4 coasting downshift - shift quality concern with cold trans- mission oil on MODEL 217 or 222 in combination with ENGI- NE 278 and TRANSMISSION 722.9 without code 835/498 Read More »
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TSB #LI35 30-P-058566
Throttle lift-off clunking noises at drive shafts of rear axle Read More »
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TSB #LI27.20-P-055758
FC 2783 (Friction power of torque converter lockup clutch is too high) or FC 0741 (Actuation of torque converter lockup clutch not possible) stored in transmission control unit. Read More »
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TSB #LI54-10-P-069831
Electric range is reduced after brief period Read More »
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TSB #LI82.85-P-076799
The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). Read More »
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TSB #LI54.10-P-071499
Complaint The result from the XENTRY battery test does not match the current state of the battery. Cause The XENTRY battery tester uses the stored on-board electrical system data in the SAM module to access the health of the 12 volt ... Read More »
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TSB #LI68.05-P-060306
Complaint The garage door hand transmitter cannot be initialized with the integrated garage door opener in the inside rearview mirror. Cause 1. Read More »
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TSB #LI68.05-P-060307
Complaint The range of the integrated garage door opener (GTO) is too short. Cause 1. Vehicles equipped with infrared windows and/or a heated windshield may suffer from complaints involving low transmission power. 2. Read More »
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TSB #LI54.30-P-072145
NTG5.5: Incorrect time shown on instrument cluster, COMAND display, and analog clock Read More »
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TSB #LI54.30-P-070902
Event memory in the instrument cluster mileage readings intermittently inaccurate Read More »
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TSB #LI80.20-P-059363
The trunk lid sometimes does not open completely and does not close (completely). This complaint is accompanied by the following symptoms: - Illumination of the trunk lid control button (S62/26) fails. Read More »
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TSB #LI82.85-P-059356
The animation in individual vehicle settings such as, e.g. mirror folding function or seat belt adjustment is missing. Note: The functions of these vehicle settings are not affected. Read More »
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TSB #LI07.08-P-058759
Engine diagnosis warning lamp (check engine light - CEL) lights up in instrument cluster. Fault codes relating to combustion misfiring are logged in the fault memory of the engine control unit. Read More »
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TSB #LI01.30-P-058630
Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: Oil passage plug hole on left beside mechanical vacuum pump. 2. Read More »
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TSB #LI54.15-P-057918
The side markers light up continuously. Read More »
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TSB #LI82 95-P-056655
Customer experiences low battery conditions, resulting in jump starts, and eventually requiring battery replacement. Read More »
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TSB #LI54.10-P-071499
Xentry Battery Tester results disagree with workshop assessment Read More »
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TSB #LI54.10-P-058326
Display message in instrument cluster "Additional Battery - Service Required" Read More »
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TSB #LI8850P057071
Trunk lid closes too quickly. Read More »
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TSB #LI80.61-P-061174
Vehicle cannot be opened via Keyless-Go and radio remote control Read More »
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TSB #LI54.30-P-072145
NTG5.5: Incorrect time shown on instrument cluster, COMAND display, and analog clock Read More »
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TSB #LI83-70-P-064480
"High-voltage battery warning message" in instrument cluster Read More »
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TSB #LI8370P0644803
High voltage battery warning message in instrument cluster. Read More »
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TSB #LI68.20-P-059330
When on rough roads and with side loads applied to the center console (leg support) cracking noise may occur in the transition between the instrument panel and the center console. Read More »
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TSB #Launch NCU - 202
Mercedes-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, GL-Class, GLA-Class, GLC-Class, GLE-Class, GLK-Class, ... Read More »
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TSB #LI82-85-P-069789
NTG 5.5 head unit - Browser shows "Fault during authentication" message Read More »
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TSB #LI8270P055572
Mobile phone cotacts are not transferred completely. Read More »
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TSB #LI54.10-P-071499
Xentry Battery Tester results disagree with workshop assessment Read More »
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TSB #LI82.10-P-064766
Lamp 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 it. This can result in deposits on the diffuser and lens. Read More »
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TSB #LI82.10-P-062051
Headlamps fogged Read More »
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TSB #LI82.10-P-064766
Lamp 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 it. This can result in deposits on the diffuser and lens. Read More »
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TSB #LI72.12-P-058637
Rear door quarter window roller blind fails to extend. Read More »
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TSB #LI88.70-P-058639
The outside mirror jolts when retracting/extending and makes a grinding noise. Read More »
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TSB #LI72.00-P-058634
Wind noises at the front door above 70 MPH. Read More »
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TSB #LI72.10-P-058636
Gap between cap and outside door handle is wedge shaped on driver door Read More »
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TSB #LI80.20-P-059363
The trunk lid sometimes does not open completely and does not close (completely). This complaint is accompanied by the following symptoms: - Illumination of the trunk lid control button (S62/26) fails. Read More »
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TSB #P-SC-2020020001
Information Label on Tire Sealant Read More »
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TSB #LI91.18-P-077075
Crease formation on genuine leather seat covers in vehicles with low mileage ??A?A? Objects left on the seats for extended periods of time (pressure marks). ??A?A? Objects wedged between the seat backrest and seat cushion (e.g. Read More »
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TSB #LI8220P073063
Touch pad: Search lighting does not dim or does not turn on. Read More »
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TSB #LI82.85-P-071453
Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional Read More »
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TSB #LI82.85-P-076799
The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). Read More »
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TSB #LI82.10-P-064766
Lamp 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 it. This can result in deposits on the diffuser and lens. Read More »
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TSB #NCU - HVAC Warra
To 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 settlement regarding claims relating to alleged mold and mildew ... Read More »
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TSB #LI9110P0633475
Map pocket on front seat backrest trim does not close. Read More »
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TSB #LI82.62-P-058583
Sound system: Intermittent loss of sound after engine start Read More »
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TSB #GI88.40-P-057430
Message in instrument cluster "DISTRONIC PLUSCurrently Unavailable - See Owner's Manual" Read More »
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TSB #LI8270P071024
The mobile phone address book may not be transferred completely to the multimedia system COMAND, Audio 20, or MBUX. Read More »
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TSB #LI80.61-P-061174
Vehicle cannot be opened via Keyless-Go and radio remote control Read More »
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TSB #LI82.70-P-060004
iPhone mobile phone: Various complaints after software update to iOS8 Read More »
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TSB #Launch NCU - 202
Mercedes-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, GL-Class, GLA-Class, GLC-Class, GLE-Class, GLK-Class, ... Read More »
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TSB #LI82.85-P-071453
Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional Read More »
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TSB #LI8285P0633424
Navigation system permanently displays "Activating". Read More »
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TSB #LI8285P0633423
Navigation system permanently displays "Activating". Read More »
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TSB #P-SC-2020020001
Information Label on Tire Sealant Read More »
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TSB #LI33 30-P-056665
Throttle lift-off clunking noises at drive shafts of front axle Read More »
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TSB #LI1830P0597123
Gasket may settle causing a slight oil leak. Read More »