Mercedes-Benz GL-Class: KEYLESS-GO
Locking and unlocking centrally
The SmartKey centrally locks/unlocks:
• the doors
• the tailgate
• the fuel filler flap
1 Locks the vehicle
2 Opens/closes the tailgate
3 Unlocks the vehicle
When unlocking, the turn ...
General notes
USA only:
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful
interference, and
2. this device mus ...
See also:
Brake booster
Check the brake booster function as
follows:
1. With the engine off, depress and
release the foot brake pedal more than
20 times. When the foot brake pedal
movement (distance of travel) rema ...
Headlamp High/ Low-Beam Changer
Headlamp High/Low-Beam Changer:
Push the turn signal/lane change lever away from you to turn the high beams on.
Pull the lever toward you to return to low beams.
This indicator light turns on i ...
Checking engine coolant level
Check the coolant level in the reservoir
when the engine is cold. If the coolant
level is below MIN 2 , open the reservoir
tank cap and add coolant up to the MAX1
level. If the reservoir tan ...






