OnStar Services

See also:

If the Off Indicator Is Lit for an Adult-Size Occupant
If a person of adult-size is sitting in the front outboard passenger seat, but the off indicator is lit, it could be because that person is not sitting properly in the seat. Use the follow ...

Traction Control System (TCS)
The vehicle has a Traction Control System (TCS) that limits wheel slip. The system operates if it senses that one or both of the front wheels are slipping or beginning to lose traction. When ...

Ignition Positions (Keyless Access)
The vehicle has an electronic keyless ignition with pushbutton start. Pressing the button cycles it through three modes: ACC/ACCESSORY, ON/RUN/START, and Stopping the Engine/OFF. The transmitter ...