See also:

Overview
Brimming with genuine character, the new Mercedes-Benz GLK-Class is set to take the world of compact SUVs by storm. Yet it is not just the distinctive all-rounder's practical and appealingly compa ...

Unlocking the driver's door (mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be tri ...

Overview
The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock. You can control the multifunction display and the settings in the on-board computer using ...