OnStar

See also:

Tire Pressure Monitor System
The Tire Pressure Monitor System (TPMS) uses radio and sensor technology to check tire pressure levels. The TPMS sensors monitor the air pressure in your tires and transmit tire pressure rea ...

OnStar Additional Information
Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ow ...

Turn and Lane-Change Signals
An arrow on the instrument panel cluster flashes in the direction of the turn or lane change. Move the lever all the way up or down to signal a turn. Raise or lower the lever until the arr ...