Mercedes-Benz GLK Owners Manual

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Tow-starting (emergency starting)
Vehicles with automatic transmission must not be started by tow-starting. This could otherwise damage the transmission. ...

Important safety notes
In order for the battery to achieve the maximum possible service life, it must always be sufficiently charged. Have the battery checked regularly at a qualified specialist workshop, such as an ...

Cleaning the wheels
Do not use acidic wheel cleaning products to remove brake dust. This could damage wheel bolts and brake components. Do not park the vehicle for an extended period straight after cleaning it, ...