See also:

installing and removing the seat cushion
You must remove the seat cushion if you wish to lift the trunk floor, e.g. if the vehicle has a flat tire. •► To remove: fold seat cushion 2 upwards and remove it from seat cushion gu ...

Belt warning for the driver and frontpassenger
Regardless of whether the driver and front passenger have fastened their seat belts already, the seat belt warning lamp lights up for 6 seconds after every engine start. It then goes out if the d ...

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 ...