2012 Mercedes-Benz C250
TSBs (Technical Service Bulletins)
Technical Service Bulletins (TSBs) for the 2012 C250 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 #LI46-35P059241
XENTRY (MERCEDES): AFTER ENGINE HAS STARTED, SEVERAL ISSUES OCCURS, AN ACOUSTIC WARNING SOUNDS IS HEARD, THE INSTRUMENT CLUSTER DISPLAYS WARNING MESSAGE POWER STEERING MALFUNCTION, SERVICE REQUIRED. STEERING SYSTEM IS SLUGGISH. Read More »
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TSB #LI46.15-P-058505
Creaking noise when making vertical or longitudinal adjustment to electrical steering column Read More »
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TSB #LI46.35-P-058063
Fault code U41600 logged in 'ES' (electric steering) control unit after software update or steering gear replacement. Note: Fault code U41600 means: Implausible data were received from the control unit "Traction system". 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 #LI33 30-P-056665
Throttle lift-off clunking noises at drive shafts of front axle Read More »
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TSB #LI32.25-P-061137
Clunking noise from front axle suspension strut or rear axle shock absorber on short strokes of the damper Read More »
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TSB #LI33-15-P047471
XENTRY (MERCEDES): WITH STEERING AT FULL LOCK, NOISE CAN BE HEARD, LIKE KNOCKING AND/OR CREAKING, COMING FROM AREA OF FRONT AXLE WHEN MANEUVERING. Read More »
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TSB #LI33-15-P047471
XENTRY (MERCEDES): WITH STEERING AT FULL LOCK, NOISE CAN BE HEARD, LIKE KNOCKING AND/OR CREAKING, COMING FROM AREA OF FRONT AXLE WHEN MANEUVERING. Read More »
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TSB #LI32.25-P-061137
Clunking noise from front axle suspension strut or rear axle shock absorber on short strokes of the damper Read More »
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TSB #LI32.25-P-061137
Clunking noise from front axle suspension strut or rear axle shock absorber on short strokes of the damper Read More »
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TSB #P-B-42.46/120
SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »
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TSB #LI42.47-P-067502
If the customer brakes sharply from a speed of > 30mph, without ABS intervention, there is a single cracking noise from the area of the ESP hydraulic unit Read More »
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TSB #SC-2019040001
Update engine electronics (ME-SFI) control unit software Read More »
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TSB #LI05 20-P-067123
Oil in engine wiring harness Read More »
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TSB #LI-30-20P058689
XENTRY (MERCEDES): IN THE INSTRUMENT CLUSTER, AN ESP WARNING DUE TO IMPLAUSIBLE ACCELERATOR PEDAL SIGNAL RECEIVED FROM ENGINE CONTROL UNIT. MODEL 2012 172, 212, 218, 207, 204. *PE Read More »
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TSB #LI-47-40-P053871
XENTRY (MERCEDES): CHECK ENGINE LIGHT (CEL) IS ACTIVATED; STORED IN ENGINE CONTROL UNIT IS VERY FINE LEAK. AUTOMATIC FUEL TANK LEAK TEST SOFTWARE IS SENSITIVE AND CAN PRODUCES AN ERRONEOUS DIAGNOSIS. Read More »
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TSB #LI-47-40-P053871
XENTRY (MERCEDES): CHECK ENGINE LIGHT (CEL) IS ACTIVATED; STORED IN ENGINE CONTROL UNIT IS VERY FINE LEAK. AUTOMATIC FUEL TANK LEAK TEST SOFTWARE IS SENSITIVE AND CAN PRODUCES AN ERRONEOUS DIAGNOSIS. Read More »
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TSB #LI-47-00
XENTRY: M271.8 EVO ENGINE HAS POOR ACCELERATOR RESPONSE- LACK OF POWER UNDER FULL LOAD AND HIGH RPM. ENGINE DIAGNOSIS WARNING LAMP (CEL) LIGHTS UP, VEHICLE IS IN LIMP-HOME MODE (MAY OR MAY NOT BE INTERMITTENT). Read More »
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TSB #LI4245P073405
After starting the engine, the instrument cluster shows the "EBD not available, diagnosis/test stand" message in yellow. Read More »
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TSB #LI07 70-P-066276
Check Engine Light is on with DTC P030185/ P030685 for misfire cylinder 1 and 6. Read More »
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TSB #LI14.20-P-052079
Engine diagnosis warning lamp lights up - Fault code entry (FC) 14A600 or 14A700 Read More »
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TSB #LI47.40-P-053871
Engine diagnosis warning lamp activated. Fault code P045600 "Very fine leak" or P044200 "Fine leak" stored in engine control unit. 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 #LI54.15-P-057373
The vehicle cannot be started The vehicle may start by itself shortly after the startup attempt with a delay, as the relay can be late closing. and/or The gear selection is displayed, but no gear is engaged. Read More »
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TSB #LI35.30-P-058566
Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). Heard once when changing from forward to reverse (and vice versa) 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 #SC-2013050005
MERCEDES: THE AUTOMATIC TRANSMISSION DO NOT MEET INTERNAL SPECIFICATIONS, IN SOME VEHICLES, THAT CAUSES, IN SOME CASES, THE TRANSMISSION TO MAKE NOISES AND NEED TO HAVE AUTOMATIC TRANSMISSION REPLACED. 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 #LI30.20-P-058689
ESP warning message in instrument cluster. One of the fault codes C219700 or 630900 is logged in the ESP control unit (N30/4). Read More »
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TSB #LI54.15-P-057373
The vehicle cannot be started The vehicle may start by itself shortly after the startup attempt with a delay, as the relay can be late closing. and/or The gear selection is displayed, but no gear is engaged. Read More »
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TSB #LI49.20-P-056353
Engine diagnosis warning lamp active. Fault code 20BE1B and/or 20BD1B (The heating element of the AdBlue tank has a malfunction) is logged in the Blue-Tec control unit. Read More »
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TSB #LI54.10-P-054089
Battery discharged, vehicle does not start. Read More »
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TSB #LI49.20-P-056353
Engine diagnosis warning lamp active. Fault code 20BE1B and/or 20BD1B (The heating element of the AdBlue tank has a malfunction) is logged in the Blue-Tec control unit. Read More »
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TSB #LI54.25-P-056472
The key is not recognized in the electronic ignition switch, the vehicle cannot be started and/or the automatic transmission may perform an "Automatic P function" at speeds below 6 km/h. Read More »
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TSB #S-SC- 2013090008
This Service Campaign has been initiated because Daimler AG (DAG), the manufacturer of Mercedes-Benz vehicles, has determined that the mbrace software does not correspond to current production configuration. Read More »
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TSB #LI54.65-P-058105
The Parktronic system switches to malfunction. The driver notices a fault message (4 red LEDs and 2 sec continuous signal). Read More »
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TSB #T-B-91.12/201
SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »
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TSB #LI8285P055695
The COMAND unit does not start or the display remains dark. 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 #LI82.85-P-055695
The COMAND unit does not start or the COMAND display remains dark. The COMAND unit cannot be operated. Note: The problem disappears after a lengthy idle period (>6h) or after interrupting the power supply (circuit 30). Read More »
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TSB #LI46.35-P-055485
Engine does not start, or various fault messages in instrument cluster immediately after engine start and servo assistance is reduced. Read More »
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TSB #LI54-15-P057373
XENTRY (MERCEDES): THE FUSE AND RELAY BOXES (SRB) IN ENGINE COMPARTMENT OR REAR COMPARTMENT HAS A MALFUNCTION AND DISRUPTIONS TO COMMUNICATION PATHS CAUSING A NO START IN VEHICLE. Read More »
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TSB #LI54-15-P057373
XENTRY (MERCEDES): THE FUSE AND RELAY BOXES (SRB) IN ENGINE COMPARTMENT OR REAR COMPARTMENT HAS A MALFUNCTION AND DISRUPTIONS TO COMMUNICATION PATHS CAUSING A NO START IN VEHICLE. Read More »
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TSB #SB-2012080001
MERCEDES: DUE TO HAVING ENGINE MISFIRE AND HIGH PRIMARY CURRENT FROM UNCONTROLLED CHARGING AND DISCHARGING OF IGNITION COILS, THE EIGHT IGNITION COILS WILL BE REPLACED. MODELS 2012 204. *PE Read More »
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TSB #LI4245P073405
After starting the engine, the instrument cluster shows the "EBD not available, diagnosis/test stand" message in yellow. 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 #LI54.18-P-062956
ESP, BAS, PRE-SAFE - Fault message in instrument cluster Read More »
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TSB #LI46-35P059241
XENTRY (MERCEDES): AFTER ENGINE HAS STARTED, SEVERAL ISSUES OCCURS, AN ACOUSTIC WARNING SOUNDS IS HEARD, THE INSTRUMENT CLUSTER DISPLAYS WARNING MESSAGE POWER STEERING MALFUNCTION, SERVICE REQUIRED. STEERING SYSTEM IS SLUGGISH. Read More »
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TSB #LI82-95-P054406
XENTRY (MERCEDES): AFTER TAKING VEHICLE OUT TRANSPORT MODE, INSTRUMENT CLUSTER DISPLAYS MESSAGE SOS MBRACE SERVICE NOT ACTIVATED. MODELS 2013 166, 172, 204, 207, 212, 218, 231, 463. *PE Read More »
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TSB #LI82-95-P054406
XENTRY (MERCEDES): AFTER TAKING VEHICLE OUT TRANSPORT MODE, INSTRUMENT CLUSTER DISPLAYS MESSAGE SOS MBRACE SERVICE NOT ACTIVATED. MODELS 2013 166, 172, 204, 207, 212, 218, 231, 463. *PE Read More »
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TSB #SC-2019040001
Update engine electronics (ME-SFI) control unit software Read More »
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TSB #SC-201306
MERCEDES: THE SOFTWARE FOR ENGINE CONTROL MODULE FAILS TO CORRESPOND TO CURRENT PRODUCTION CONFIGURATION AND WILL NEED TO BE UPDATED. MODEL 2012 172, 204. *PE Read More »
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TSB #LI8270P056963
Software update of COMAND Online control unit. Read More »
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TSB #LI8270P055572
Mobile phone cotacts are not transferred completely. Read More »
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TSB #LI54-71-P055558
XENTRY (MERCEDES): DISPLAYED IN MULTIFUNCTION "LANE KEEPING ASSIST IS INOPERATIVE AND ACTIVE LANE KEEPING ASSIST IS INOPERATIVE" WHEN DRIVING OVER LANE MARKING. MODELS 204 (C300, 350, 63, 250). Read More »
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TSB #T-B-72.20/115A
SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »
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TSB #LI82.10-P-053604
Fault message in display - Right rear turn signal light inoperative 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 #LI8210P0647661
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 #LI-82-10P-053439
XENTRY (MERCEDES): MESSAGE WILL APPEAR INDICATING HIGH BEAM ASSIST IS ACTIVATED AND IS INOPERATIVE. MODELS 204, 212, 207, 221, 216, 218, AND 166. NO MODEL YEARS LISTED. *PE UPDATED 11/26/13. Read More »
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TSB #LI-72-19-P053604
XENTRY (MERCEDES): THE SIGNAL LIGHT FOR RIGHT REAR TURN IS INOPERATIVE. FAULT MESSAGE DISPLAYED. *PE Read More »
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TSB #LI8870P056690
Outside mirror fogged. Read More »
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TSB #RecallUpdate
Recall Campaign announcement for Takata driver airbags. Read More »
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TSB #LI91 45-P-066075
Seat belt extender toothed rack sluggish or makes noises Read More »
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TSB #40-P-053536
MERCEDES BENZ: RIGHT FRONT SEAT BELT OR LEFT FRONT SEAT BELT DOES NOT ROLL UP COMPLETELY. CAUSED BY BELT STRAP SCRAPING ON THE RETRACTOR HOUSING. ALSO INCLUDED MODEL CLS550 MODEL YEAR 2012. Read More »
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TSB #NCU - 24240304
As previously reported, 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 ... Read More »
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TSB #ELW-RearSubframe
Mercedes-Benz USA, LLC (MBUSA) has extended the warranty for the rear subframe on the vehicles listed below, from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 20 years/unlimited miles, and applies to the vehicle ... Read More »
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TSB #ELW-RearSubframe
Mercedes-Benz USA, LLC (MBUSA) has extended the warranty for the rear subframe on the vehicles listed below, from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 20 years/unlimited miles, and applies to the vehicle ... Read More »
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TSB #P-SC-2014020003
This Service Campaign has been initiated because Daimler AG (DAG), manufacturer of Mercedes-Benz vehicles, has determined that the seam seal at the spare tire well may not be to specification. Read More »
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TSB #NCU - 24240304
As previously reported, 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 ... Read More »
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TSB #LI-30-20P058689
XENTRY (MERCEDES): IN THE INSTRUMENT CLUSTER, AN ESP WARNING DUE TO IMPLAUSIBLE ACCELERATOR PEDAL SIGNAL RECEIVED FROM ENGINE CONTROL UNIT. MODEL 2012 172, 212, 218, 207, 204. *PE Read More »
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TSB #C1A-130501
Model X204 (GLK 250 BT) with AMG Styling Package 321. Model Year 2013 Install Tire Fit Kit, Replace Monroney Label Read More »
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TSB #P-SC-2014020003
This Service Campaign has been initiated because Daimler AG (DAG), manufacturer of Mercedes-Benz vehicles, has determined that the seam seal at the spare tire well may not be to specification. Read More »
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TSB #SC-2013110005
MERCEDES: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. AN INCORRECT SPARE TIRE WAS INSTALLED, IN SOME VEHICLES, DUE TO A CODING OPTION ERROR AND SPARE TIRE FAILS TO FIT FRONT WHEEL HUBS. MODEL 2013 C CLASS. Read More »
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TSB #SC-2012070005A
MERCEDES: THE INFORMATION, ON SOME VEHICLES, REGARDING SPARE TIRE SIZE ON THE B-PILLAR TIRE PRESSURE LABEL, IS INCORRECT AND NEEDS TO BE CHECKED AND IF NECESSARY, REPLACED. MODEL 204 (C AND GLK 250, 350,300, 63). 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 #LI91.10-P-048411
The pneumatic 4-way lumbar support fails. Lumbar support pockets cannot be filled up or they drain. Read More »
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TSB #LI91.10-P-059387
Noises from flat spring core in backrest Read More »
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TSB #LI91.25-P-059380
Pneumatic comfort systems with insufficient performance, entirely inoperative or leaky. Read More »
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TSB #LI42.47-P-067502
If the customer brakes sharply from a speed of > 30mph, without ABS intervention, there is a single cracking noise from the area of the ESP hydraulic unit Read More »
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TSB #LI54.71-P-056477
Blind Spot Assist inoperative. 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 #P-B-82.85-703
A production fault means that the telematics DVD A 166 827 14 00 cannot be used. Because of this the previous telematics DVDs A 204 827 03 65 and A 204 827 10 65 must continue to be used for control unit programming. Read More »
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TSB #LI82.85-P-058582
Apple products (iPhone or iPod) are not charged via the serial USB interface of the COMAND Online control unit (A40/3) in the stowage compartment of the center console. Read More »
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TSB #T-B-72.20/115A
SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »
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TSB #P-B-42.46/120
SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »
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TSB #C1A140101
This Customer 1 Action has been initiated because certain mbrace subscribers were recently contacted by mbrace informing them that they need to have an i-button call performed to ensure their mbrace device has registered with the ... Read More »
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TSB #LI8285P0581859
"Anti-theft protection activated". Read More »
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TSB #LI68.05-P-059193
SENTEX gate operator with Clik Card Remote not compatible with Homelink Read More »
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TSB #SC-2012070005A
MERCEDES: THE INFORMATION, ON SOME VEHICLES, REGARDING SPARE TIRE SIZE ON THE B-PILLAR TIRE PRESSURE LABEL, IS INCORRECT AND NEEDS TO BE CHECKED AND IF NECESSARY, REPLACED. MODEL 204 (C AND GLK 250, 350,300, 63). Read More »
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TSB #CL-ELWSubframe
Mercedes-Benz USA, LLC (MBUSA) has extended the warranty for the rear subframe on the vehicles listed below, from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 20 years/unlimited miles, and applies to the vehicle ... Read More »
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TSB #ELW-RearSubframe
Mercedes-Benz USA, LLC (MBUSA) has extended the warranty for the rear subframe on the vehicles listed below, from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 20 years/unlimited miles, and applies to the vehicle ... Read More »
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TSB #LI33 30-P-056665
Throttle lift-off clunking noises at drive shafts of front axle Read More »