Technical Service Bulletins (TSBs) for the 2016 GL450 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.

    ENGINE (PWS)

    • 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 »

    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 »

    • TSB #NCU-2020110011

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184799

      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 »

    FUEL SYSTEM, GASOLINE

    • TSB #LI01.30-P-058630

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167487

      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 »

    POWER TRAIN

    • TSB #LI27.20-P-059067

      Date Announced:
      MAY 16, 2014
      NHTSA ID:
      #10135970

      Delayed 2-3 Upshift Read More »

    • TSB #LI27.20-P-055758

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10167546

      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 »

    ELECTRICAL SYSTEM

    • TSB #LI01.30-P-058630

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167487

      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 »

    • TSB #LI82.95-P-056655

      Date Announced:
      JUL 12, 2013
      NHTSA ID:
      #10167564

      Customer experiences low battery conditions, resulting in jump starts, and eventually requiring battery replacement. Read More »

    • TSB #LI82.85-P-055695

      Date Announced:
      JUL 08, 2013
      NHTSA ID:
      #10167563

      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 »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #LI30.30-P-055823

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10166988

      Collision Prevention Assist (CPA) may warn for no obvious reason (optical and/or acoustic warning message). Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    STRUCTURE:BODY:DOOR

    TIRES

    SEATS:FRONT ASSEMBLY:POWER ADJUST

    LANE DEPARTURE

    • TSB #LI30.30-P-055823

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10166988

      Collision Prevention Assist (CPA) may warn for no obvious reason (optical and/or acoustic warning message). Read More »

    BACK OVER PREVENTION: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 »

    INTERIOR LIGHTING

    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 #SC-2015060002

      Date Announced:
      JUL 17, 2015
      NHTSA ID:
      #10058542

      MERCEDES: DETERMINATION OF A LEAKAGE AT TURBOCHARGER OIL FEED LINE, WHICH FAILS TO MEET SERIES PRODUCTION, NEEDS TO BE INSPECTED AND REPLACED, IF NECESSARY. MODEL 2015-16 190 (GTS), 205 (C-CLASS). 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:RADIO/TAPE DECK/CD ETC.

    • TSB #LI82-85P060258

      Date Announced:
      JUN 15, 2015
      NHTSA ID:
      #10058562

      XENTRY (MERCEDES): DUE TO SOFTWARE OF AUDIO20 CONTROL UNIT AND VERSION OF GARMIN SD CARD, AUDIO SWITCHES OFF AFTER STARTING AND AUDIO NOT AVAILABLE, HAS VERTICAL LINES, DISPLAYS FLICKERS. MODEL 205. NO YEARS LISTED. Read More »

    EQUIPMENT:OTHER:LABELS