Auto Fan Speed
This will allow you to select the automatic fan speed. It can be adjusted to run lower or higher than normal.
Press SELECT when Auto Fan Speed is highlighted to open the menu. Turn the Menu knob to highlight High, Medium, or Low.
Press SELECT to confirm the
selection. Press 
BACK to move to
the last menu.
See also:
Automatic Operation
The system automatically controls
the fan speed, air delivery, air
conditioning, and recirculation in
order to heat or cool the vehicle to
the desired temperature.
When the AUTO indicator lig ...
Navigation
OnStar navigation requires the Directions and Connections service plan.
Push to receive directions or have
them sent to the vehicle navigation screen. Destinations can also be forwarded to
the v ...
After Off-Road Driving
Remove any brush or debris that has collected
on the underbody, chassis, or under the hood.
These accumulations can be a fire hazard.
After operation in mud or sand, have the brake
linings cle ...