OnStar Services

See also:

Starting the Engine
Place the transmission in the proper gear. If the vehicle has the keyless access system, the keyless access transmitter must be authenticated in order for the ignition control knob to turn. ...

Keys
WARNING Leaving children in a vehicle with the Remote Keyless Entry (RKE) transmitter is dangerous for many reasons; children or others could be badly injured or even killed. They could operate t ...

Canceling a Remote Start
To cancel a remote start: - Aim the RKE transmitter at the vehicle and press and hold until the parking lamps turn off. - Turn on the hazard warning flashers. - Turn the vehicle on and then ...