OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationFilling a Portable Fuel Container
Warning
Filling a portable fuel container while it is in the vehicle can
cause fuel vapors that can ignite either by static electricity or other means. You
or others could be badly burned and the vehicle could be damaged. Always:
Use approved fuel containers.
Remove the container from the ...
Windows
Warning
Never leave a child, a helpless adult, or a pet alone in a vehicle,
especially with the windows closed in warm or hot weather.
They can be overcome by the extreme heat and suffer permanent injuries or even
death from heat stroke.
The vehicle aerodynamics are designed to improve fu ...
Climate Control Systems
The heating, cooling, and ventilation for the vehicle can be controlled with
this system.
Fan Control
Air Conditioning
Recirculation
Temperature Control
Rear Window Defogger
Air Delivery Mode Control
(Fan Control): Turn clockwise or
counterclockwise to increase or decrease ...