See also:

Changing the set speed whilethe vehicle is in motion
When DSR is activated, the control speed can be changed to a value between 3 mph and 10 mph (Canada: between 4 km/h and 18 km/h) during the journey. ► To increase or decrease in 1 mph (Ca ...

Detachable panel (3rd row of seats)
If you drop objects underneath the seats in the 3rd row, you can remove the panel in order to reach beneath the seat. If there are objects underneath the seat, the seat can no longer be folded u ...

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 ...