See also:

Important safety notes
Service products include the following: - fuels (e.g. gasoline, diesel) - additives for exhaust gas aftertreatment (DEF) - lubricants (e.g. engine oil, transmission oil) - coolant - brake fluid ...

Problems with the seat ventilation
The seat ventilation has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. Switch o ...

Fuse box in the engine compartment
► Open the hood. Illustrated: GL 450 (GL 350 BlueTEC, GL 550 are similar) ► Remove any existing moisture from the fuse box using a dry cloth. ► To open: open clamps 2. ` ...