OnStar®
OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services.
See also:
Winter Tires
Consider installing winter tires on the vehicle if frequent driving on snow or
ice covered roads is expected. All season tires provide good overall performance
on most surfaces, but they may not o ...
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 ...
What Kind of Engine Oil to Use
Look for three things:
• GM6094M
Use only an oil that meets GM Standard GM6094M.
• SAE 5W-30
SAE 5W-30 is best for the vehicle. These numbers
on an oil container show its viscosity, or thi ...