Mercedes-Benz GLK Owners Manual

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Treadwear indicators
Narrow bars (tread wear bars) that are distributed over the tire tread. If the tire tread is level with the bars, the wear limit of 1/16 in (1.6 mm) has been reached. ...

Deactivating the HOLD function
The HOLD function is deactivated automatically if:  - you accelerate and the transmission is in position D or R.  - you shift the transmission to position P.  - you apply t ...

Safety systems
Problem Possible causes/consequences and Solutions (USA only) (Canada only) The red brake system warning lamp comes on while the engine is running. A warnin ...