Horn
Press 
on the steering wheel pad
to sound the horn.
See also:
QuietTuned for silent ride, comfort
Like all other Buick models, Terraza benefits from QuietTuning, a
comprehensive engineering program throughout the entire vehicle to ensure a
silent ride. This includes new engine isolation measur ...
DIC Buttons
A. SET/CLR: Press to set or clear
the menu item when it is
displayed.
B. (Thumbwheel): Use to
scroll through the items in each
menu. A small marker will move
across the bottom of the pag ...
Seat Adjustment
Manual Seats
A. Seatback Recline Lever
B. Height Adjustment Switch
C. Seat Position Handle
To adjust the seat position:
1. Pull the handle (C) under the front of the seat cushion.
2. S ...