2013-2016 Mercedes-Benz GL-Class Service Light Reset (GL-450 GL-550)

2013-2016 Mercedes-Benz GL-Class Service Light Reset (GL-450 GL-550) – The Mercedes-Benz X 166 is a sports utility vehicle of the German automobile manufacturer Daimler AG. The model was introduced to the public at the New York International Auto Show in April 2012 and was first launched in the US in June 2012, before it appeared on the German market on November 24, 2012. The X 166 represents the second generation of GL and is again technically closely related to the M-Class (W 166).

All models are coupled to the 7G-Tronic Plus 7-speed automatic transmission with automatic start-stop and come standard with the 4MATIC permanent four-wheel drive. Optional air suspension (AIRMATIC) and roll stabilization (Active Curve System) are available. With the facelift at the end of 2015, some engines are experiencing an increase in performance.

2013-2016 Mercedes-Benz GL-Class Service Light Reset (GL-450 GL-550)

2013-2016 Mercedes-Benz GL-Class Service Light Reset (GL-450 GL-550)

Time needed: 7 minutes.

When maintenance service is due, the Service due minder will appear on the display. The service interval must be reset after performed the maintenance service on your vehicle. Follow the instructions below to reset the Service Minder light on your Mercedes-Benz GL-Class:

  1. Turn the ignition key to position 1 without starting the engine

    If your vehicle has an ignition button, press the START-STOP ENGINE button without touching the brake pedal.

  2. Make sure the VEHICLE TRIP MILAGE is displayed in the multi-function display.

    Use the navigation button to display the menu
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  3. Press and hold the  (ACCEPT CALL) button for a second

    The button is located on the steering wheel

  4. While holding the  (ACCEPT CALL) button press and hold the OK button

    Remember! Don’t press the buttons simultaneously, the timing is very decisive at this step!
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  5. After several seconds the VEHICLE DATA menu should come up

    If you do it right, the VEHICLE DATA menu will appear on the screen

  6. Scroll down to ASSYST PLUS menu

    Press the OK button to enter the menu

  7. Scroll down to FULL SERVICE

    Press the OK button to enter the menu


    You can skip this step if it’s not in your vehicle

  9. Select appropriate OIL GRADE being used

    Press the OK button to select

  10. When a confirmation message appears, select YES to confirm it


For more details, please watch the following video:

These instructions are based on the Mercedes-Benz owner’s manual. This procedure should apply to the second generation of Mercedes Benz GL-Class GL-450 GL-550 (2013 2014 2015 2016 model years). Hopefully, the article by 2013-2016 Mercedes-Benz GL-Class Service Light Reset (GL-450 GL-550) can solve your problem. Good Luck!