See also:

Universal Remote System
Vehicles with the Universal Remote System will have these buttons located in the headliner. This system provides a way to replace up to three remote control transmitters used to activate device ...

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 ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...