See also:

General notes
If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. Check the battery in ...

Interchanging the wheels
WARNING Rotate front and rear wheels only if the tires are of the same dimension. If your vehicle is equipped with mixed-size tires (different tire dimensions front vs. rear), tire rotatio ...

Effortlessly superior: new four-cylinder diesel engine and proven V6 powerplants
State-of-the-art powerplants ensure an exceptionally high level of ride comfort and impressive performance right across the GLK range. Plus fuel-consumption figures are low, as is the emission cou ...