Mercedes-Benz GLK-Class: Useful information

of your vehicle available at the time of publication of the Operator's Manual. Country-specific This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences are possible. Please note that your vehicle may not be equipped with all features described. This also applies to safetyrelated systems and functions.

Overview of climate control systems Please read the information on qualified specialist workshops ().

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Special operating conditions
If you operate your vehicle primarily in any of the following conditions, you need to perform additional maintenance as indicated. If you occasionally operate your vehicle under any of these conditions, it is not necessary to perform the additiona ...

Spark plugs
Be sure the engine and ignition switch are off and that the parking brake is engaged securely. Be sure to use the correct socket to remove the spark plugs. An incorrect socket can damage the spark plugs. ...