Mercedes-Benz GL-Class: Checking and adding other serviceproducts - Engine compartment - Maintenance and care - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Checking and adding other serviceproducts

Adding engine oil
Environmental note When adding oil, take care not to spill any. If oil enters the soil or waterways, it is harmful to the environment. WARNING   If engine oil comes into contact with ho ...

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. ► Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, ...

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Engine Specifications
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Defrosting the windows
Windows fogged up on the inside ► Activate the cooling with air dehumidification function . ► Activate automatic mode . ► If the windows continue to fog up, activate the defr ...

DEF
Important notes on use To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under no ...