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:
Manual Rearview Mirror
To adjust the inside rearview mirror, hold the rearview mirror in the center
and move it to view the area behind the vehicle.
For vehicles with a manual rearview mirror, push the tab forward for da ...
Muting a Call
During a call, all sounds from inside the vehicle can be muted so that the person on the other end of the call cannot hear them.
To Mute a call
1. Press
.
The system responds “Ready,” followe ...
OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be
used to interact with OnStar hands-free calling. See
Audio Steering Wheel Controls for more
information.
On some vehicles, the mute button c ...
