OnStar Services

See also:

Manual Transmission Fluid
It is not necessary to check the manual transmission fluid level. A transmission fluid leak is the only reason for fluid loss. If a leak occurs, take the vehicle to your dealer service department and ...

When the Light Is On Steady
This indicates that one or more of the tires are significantly underinflated. A Driver Information Center (DIC) tire pressure message may also display. See Vehicle Messages for more informati ...

Vehicle Information Menu Items
Press MENU on the turn signal lever until Vehicle Information Menu is displayed. Use to scroll through the following menu items: • Unit • Tire Pressure • Jump Start (eAssist Only) • ...