Power Lumbar

On vehicles with power lumbar, the control is located on the outboard side of the front seats.
For vehicles with a two-way lumbar control, press the control top or bottom to increase or decrease support in the lower seatback.
On vehicles with a four-way lumbar control, press the control forward or rearward to increase or decrease support in the lower seatback. Press the top or bottom of the control to raise or lower the support in the seatback.
The lumbar support may need to be re-adjusted when changing the seating position.
See also:
Interior
Seven occupants fit inside the Terraza. The seats have contrasting-colored
piping. The CX's seats have cloth inserts with leather bolsters in the first two
rows, and the CXL gets leather seats. Th ...
Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire
when tested under controlled conditions on a specified government test course. For
example, a tire graded 150 would w ...
Vehicle Overview
Buick joined the minivan market for 2005 with the Terraza, which features
sliding side doors and a low step-in height. For 2006, the Terraza can be
equipped with a new 3.9-liter V-6.
Two version ...
