Technical Service Bulletins (TSBs) for the 2015 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.

    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 »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • 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 »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #LI27-00-P-060097

      Date Announced:
      JUL 07, 2015
      NHTSA ID:
      #10058546

      XENTRY (DAIMLER): AFTER KEY CYCLE, VEHICLE IN LIMP HOME MODE, RETURNS TO NORMAL OPERATION DUE TO BEING STUCK ON CLUTCH PACK OR THE SHIFT VALVE FAULT. MODEL ALL. NO YEARS LISTED. *PE Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • 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 #2014080005

      Date Announced:
      AUG 01, 2014
      NHTSA ID:
      #10057105

      MERCEDES- BENZ: GL 450 ; VEHICLES HORSEPOWER RATING IS LOWER THAN ADVERTISED, ENGINE CONTROL SOFTWARE MAY NOT MEET SPECIFICATIONS. *LJ Read More »

    • TSB #3-

      Date Announced:
      APR 11, 2014
      NHTSA ID:
      #10059532

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

    EQUIPMENT

    • TSB #2A

      Date Announced:
      AUG 12, 2014
      NHTSA ID:
      #10059531

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. 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 ADAPTIVE/MOBILITY

    • TSB #LI54.71-P-056477

      Date Announced:
      JUN 10, 2014
      NHTSA ID:
      #10055548

      XENTRY( MERCEDES): BLIND SPOT INOPERATIVE. 06/10/14*LJ THE CAUSE OF THE DEFECT COMES FROM MOISTURE & MALFUNCTIONS ON THE ENGINE COMPARTMENT. *LJ UPDATE 05/16/2015*LJ Read More »