See also:

Switching on/off
The steering-wheel heating heats the leather areas of the steering wheel •► Make sure that the SmartKey is in position 2 in the ignition lock. •► To switch on/off: turn the lever i ...

Seat belt adjustment
The seat-belt adjustment function adjusts the driver's and front-passenger seat belt to the upper body of the occupants. The belt strap is tightened slightly when: • you engage the belt tongue i ...

Seating & Cargo
The GL550's front seats have a litany of power adjustments, including adjustable stiffness for the side bolsters. Even with the bolsters and lumbar support dialed all the way back, the seats are t ...