OnStar®

For vehicles with an active OnStar subscription, OnStar uses several innovative technologies and live Advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services.

For vehicles with an active OnStar subscription, OnStar uses several innovative technologies and live Advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services.

Automatic Crash Response

In a crash, built-in sensors automatically alert an OnStar Advisor who is immediately connected to the vehicle to see if you need help.

See also:

Automatic Transmission
The automatic transmission has a shift lever located on the console between the seats. The mode or selected gear is shown in the instrument cluster P (Park): This position locks the drive wheels ...

Front Axle
When to Check Lubricant It is not necessary to regularly check front axle fluid unless you suspect there is a leak or you hear an unusual noise. A fluid loss could indicate a problem. Have it insp ...

Call Waiting
Call waiting must be supported on the Bluetooth phone and enabled by the wireless service carrier. ► Press to answer an incoming call when another call is active. The original call is place ...