Technical Service Bulletins (TSBs) for the 2014 GLK250 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.

    STEERING

    • TSB #LI46-35P059241

      Date Announced:
      JUN 20, 2014
      NHTSA ID:
      #10056472

      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 »

    ENGINE (PWS)

    • TSB #LI07-04-P061777

      Date Announced:
      JUL 06, 2015
      NHTSA ID:
      #10058563

      XENTRY (MERCEDES): STORED IN ENGINE CONTROL UNIT (ECU) IS FAULT TO EXHAUST BACK PRESSURE SENSOR CAUSING ENGINE TO BE IN LIMP HOME MODE AND DIAGNOSIS WARNING LAMP ACTIVATED. MODEL 176, 246, 204, 212, 166, 207, 218, 221, 251. Read More »

    • TSB #LI54-18-P-057927

      Date Announced:
      JUN 04, 2015
      NHTSA ID:
      #10058548

      XENTRY (DAIMLER): STORED IN ENGINE CONTROL UNIT ARE FAULTS RELATING TO THROTTLE VALVE ACTUATOR AND/OR OXYGEN SENSOR DUE TO OCCASIONAL TRANSITION RESISTANCE AT CONTACTS, CAUSING ENGINE DIAGNOSIS WARNING LAMP TO BE INACTIVE. MODEL ALL. Read More »

    • TSB #LI07.08-P-060993

      Date Announced:
      MAR 25, 2015
      NHTSA ID:
      #10135598

      Engine diagnosis warning lamp lights up in instrument cluster, fault code U145400: "Implausible data were received from the ethanol sensor" Read More »

    ENGINE AND ENGINE COOLING

    • TSB #LI01.20-P-076894

      Date Announced:
      SEP 12, 2023
      NHTSA ID:
      #10243308

      Check engine light illuminated Fault code stored in N3/10 control unit- P052E71 a?? Positive Crankcase Ventilation Regulator Valve Performance: The valve for crankcase ventilation has a malfunction The partial-load ventilation valve ... Read More »

    • TSB #NCU-2022020024

      Date Announced:
      FEB 13, 2023
      NHTSA ID:
      #10232319

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2012-2016 E-Class, GL-Class, GLE-Class, GLK-Class, and ML-Class (166, 204, 212 platforms) vehicles, the coding of ... Read More »

    • TSB #SC-2022100016

      Date Announced:
      NOV 15, 2022
      NHTSA ID:
      #10227152

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2013-2016 E/GLK/GLE/M-Class vehicles, the software for the water pump diagnostics may not correspond to current ... Read More »

    • TSB #SC-2022080007

      Date Announced:
      AUG 25, 2022
      NHTSA ID:
      #10219242

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2012-2016 GLK-Class, E-Class, ML-Class, GLE-Class, and GL-Class (204, 212 and166 platforms) vehicles, an ... Read More »

    • TSB #ELW-PM Sensor

      Date Announced:
      AUG 19, 2022
      NHTSA ID:
      #10219253

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) vehicles listed below, the particulate matter (a??PMa??) sensor could potentially fail and consequently ... Read More »

    • TSB #LI4245P073405

      Date Announced:
      AUG 02, 2021
      NHTSA ID:
      #10205790

      After starting the engine, the instrument cluster shows the "EBD not available, diagnosis/test stand" message in yellow. Read More »

    • TSB #LI07.07-P-058244

      Date Announced:
      FEB 14, 2014
      NHTSA ID:
      #10166977

      Engine diagnosis warning lamp lights up. The fault code (FC) P0101FA or P0101Fb or P0101FC is logged in the engine control unit. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

    • TSB #SCB-2014050007

      Date Announced:
      JUL 01, 2014
      NHTSA ID:
      #10056512

      MERCEDES: THE TURBOCHARGER, IN SOME VEHICLES, WILL BE REPLACED DUE TO CONTAMINATION IN TURBO CHARGER OIL FEED LINES. MODEL 2014 117 AMG. *PE Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #Initial NCU MY13

      Date Announced:
      SEP 14, 2020
      NHTSA ID:
      #10181195

      Mercedes-Benz USA, LLC (?MBUSA?) has entered into an agreement with the United States Department of Justice (DOJ), the Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and the California Attorney General?s ... Read More »

    • TSB #LI07-04-P061777

      Date Announced:
      JUL 06, 2015
      NHTSA ID:
      #10058563

      XENTRY (MERCEDES): STORED IN ENGINE CONTROL UNIT (ECU) IS FAULT TO EXHAUST BACK PRESSURE SENSOR CAUSING ENGINE TO BE IN LIMP HOME MODE AND DIAGNOSIS WARNING LAMP ACTIVATED. MODEL 176, 246, 204, 212, 166, 207, 218, 221, 251. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #Initial NCU MY13

      Date Announced:
      SEP 14, 2020
      NHTSA ID:
      #10181195

      Mercedes-Benz USA, LLC (?MBUSA?) has entered into an agreement with the United States Department of Justice (DOJ), the Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and the California Attorney General?s ... Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #NCU-2020070018

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184797

      Mercedes-Benz USA, LLC (?MBUSA?) has entered into an agreement with the United States Department of Justice (DOJ), the Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and the California Attorney General?s ... Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

    • TSB #LI01.20-P-076894

      Date Announced:
      SEP 12, 2023
      NHTSA ID:
      #10243308

      Check engine light illuminated Fault code stored in N3/10 control unit- P052E71 a?? Positive Crankcase Ventilation Regulator Valve Performance: The valve for crankcase ventilation has a malfunction The partial-load ventilation valve ... Read More »

    FUEL SYSTEM, DIESEL

    • TSB #NCU-2022020024

      Date Announced:
      FEB 13, 2023
      NHTSA ID:
      #10232319

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2012-2016 E-Class, GL-Class, GLE-Class, GLK-Class, and ML-Class (166, 204, 212 platforms) vehicles, the coding of ... Read More »

    • TSB #ELW-PM Sensor

      Date Announced:
      AUG 19, 2022
      NHTSA ID:
      #10219253

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) vehicles listed below, the particulate matter (a??PMa??) sensor could potentially fail and consequently ... Read More »

    POWER TRAIN

    • TSB #LI27.50-P-056467

      Date Announced:
      JUL 26, 2013
      NHTSA ID:
      #10167547

      Shift quality complaints and/or automatic transmission in limp-home mode in combination with one or more of the following fault codes: P060600, P072200, P072300, P072364, P072900, P073000, P073100, P073200, P073300, P073400, P073500, ... Read More »

    ELECTRICAL SYSTEM

    • TSB #NCU-2022020024

      Date Announced:
      FEB 13, 2023
      NHTSA ID:
      #10232319

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2012-2016 E-Class, GL-Class, GLE-Class, GLK-Class, and ML-Class (166, 204, 212 platforms) vehicles, the coding of ... Read More »

    • TSB #P-B-82.85/703

      Date Announced:
      MAR 10, 2014
      NHTSA ID:
      #10059787

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #LI-54-15-P057918

      Date Announced:
      FEB 14, 2014
      NHTSA ID:
      #10056074

      XENTRY (MERCEDES): THE SIDE MARKERS CONTINUOUSLY LIGHTS UP, DUE TO DAMAGED ESD OF DRIVER CIRCUITRY SIDE MARKER OUTPUT. *PE Read More »

    • TSB #S-SC- 2013090008

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10167040

      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 »

    • TSB #LI8285P055695

      Date Announced:
      AUG 05, 2013
      NHTSA ID:
      #10205237

      The COMAND unit does not start or the display remains dark. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #LI4245P073405

      Date Announced:
      AUG 02, 2021
      NHTSA ID:
      #10205790

      After starting the engine, the instrument cluster shows the "EBD not available, diagnosis/test stand" message in yellow. Read More »

    • TSB #LI46-35P059241

      Date Announced:
      JUN 20, 2014
      NHTSA ID:
      #10056472

      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 »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #Launch NCU - 202

      Date Announced:
      JAN 07, 2021
      NHTSA ID:
      #10187793

      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 »

    • TSB #LI8270P055572

      Date Announced:
      AUG 05, 2013
      NHTSA ID:
      #10205233

      Mobile phone cotacts are not transferred completely. Read More »

    • TSB #LI8285P053927

      Date Announced:
      AUG 05, 2013
      NHTSA ID:
      #10205236

      "Metadata loss- Please reimport all media data". Read More »

    • TSB #LI7240P056909

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10205215

      Window lifter and outside mirror on passenger side malfunction after replacement of door control unit. Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    VISIBILITY

    AIR BAGS

    STRUCTURE

    • TSB #NCU - 24240304

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10252770

      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 »

    • TSB #ELW-RearSubframe

      Date Announced:
      MAR 10, 2023
      NHTSA ID:
      #10233780

      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 »

    • TSB #ELW-RearSubframe

      Date Announced:
      FEB 10, 2023
      NHTSA ID:
      #10232321

      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 »

    STRUCTURE:BODY

    • TSB #NCU - 24240304

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10252770

      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 »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #2015050003

      Date Announced:
      MAY 01, 2015
      NHTSA ID:
      #10058279

      MERCEDES BENZ GLK 2014:CAMPAIGN BULLETIN REGARDING INCOMPLETE SEAM SEALS AT THE DOORS WHICH MAY LEAD TO WATER INTRUSION. *LJ Read More »

    VEHICLE SPEED CONTROL

    • TSB #LI7240P056909

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10205215

      Window lifter and outside mirror on passenger side malfunction after replacement of door control unit. Read More »

    SEATS

    • TSB #LI91.18-P-077075

      Date Announced:
      DEC 04, 2023
      NHTSA ID:
      #10248162

      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 »

    EQUIPMENT

    • TSB #NCU-2020070018

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184797

      Mercedes-Benz USA, LLC (?MBUSA?) has entered into an agreement with the United States Department of Justice (DOJ), the Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and the California Attorney General?s ... Read More »

    • TSB #NCU - HVAC Warra

      Date Announced:
      MAY 21, 2020
      NHTSA ID:
      #10176670

      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 »

    • TSB #2014070002

      Date Announced:
      AUG 01, 2014
      NHTSA ID:
      #10059594

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #P-B-82.85/703

      Date Announced:
      MAR 10, 2014
      NHTSA ID:
      #10059787

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #GI88.40-P-057430

      Date Announced:
      FEB 03, 2014
      NHTSA ID:
      #10166976

      Message in instrument cluster "DISTRONIC PLUSCurrently Unavailable - See Owner's Manual" Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #C1A140101

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10166975

      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 »

    • TSB #LI8295P054406

      Date Announced:
      AUG 28, 2013
      NHTSA ID:
      #10205248

      "SOS mbrace service not activated". Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #Launch NCU - 202

      Date Announced:
      JAN 07, 2021
      NHTSA ID:
      #10187793

      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 »

    • TSB #LI8285P0647651

      Date Announced:
      AUG 25, 2016
      NHTSA ID:
      #10205247

      Traffic information service and posibly the voice control, nonfunctional after navigation software update. Read More »

    EQUIPMENT:MECHANICAL

    • TSB #LI7240P056909

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10205215

      Window lifter and outside mirror on passenger side malfunction after replacement of door control unit. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #CL-ELWSubframe

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10233796

      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 »

    • TSB #ELW-RearSubframe

      Date Announced:
      MAR 10, 2023
      NHTSA ID:
      #10233780

      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 »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #LI83-00P-052510

      Date Announced:
      JAN 06, 2014
      NHTSA ID:
      #10056088

      XENTRY (MERCEDES): CONTROL UNITS INSTALLED, UNDER DRIVER/FRONT PASSENGER SEAT, HAS WATER ENTERING TRAY, CAUSED BY CONDENSATION HOSE OF A/C HOUSING BEING EITHER DISLOCATED, PINCHED, CRUSHED OR LEAKING. MODEL ALL. Read More »