Lumbar Adjustment
Lumbar Adjustment
If available, press and hold the front or rear of the control to increase or decrease lumbar support.
To raise or lower lumbar support, press and hold the top or bottom of the control.
Release the control when the seatback reaches the desired level of lumbar support.
See Power Seat Adjustment for more information.
See also:
Using Voice Commands
During a Planned Route
Cancel Route
1. Push . System responds:
“OnStar ready,” then a tone. Say
“Cancel route.” System
responds: “Would you like to
cancel route directions to your
destination?”.
2. Sa ...
How to Check
Use a good quality pocket-type gauge to check tire pressure. Proper tire inflation
cannot be determined by looking at the tire. Check the tire inflation pressure when
the tires are cold, meaning t ...
Additional Factors Affecting
System Operation
Safety belts help keep the
passenger in position on the seat
during vehicle maneuvers and
braking, which helps the passenger
sensing system maintain the
passenger airbag status. See
“Saf ...