Auto Rear Defog
If equipped, this will allow you to turn the auto rear defog on or off.
This feature will automatically turn on the rear defogger when it is cold outside.
Press SELECT when Auto Rear
Defog is highlighted to open the
menu. Turn the Menu knob to
highlight On or Off. Press SELECT
to confirm the selection. Press
BACK to move to the last menu.
See also:
Electric Power Steering
If your vehicle has electric power
steering it does not have power
steering fluid. Regular maintenance
is not required.
If power steering assist is lost due
to a system malfunction, the vehic ...
Climate Control System
A. Temperature Control
B. Air Delivery Modes
C. Fan Control
D. Recirculation
E. Air Conditioning
F. Rear Window Defogger
G. Defrost ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the v ...