See also:

Engine Power Messages
ENGINE POWER IS REDUCED This message displays and a chime sounds when the cooling system temperature gets too hot and the engine further enters the engine coolant protection mode. See Engine Over ...

Remote Vehicle Start
If available, this feature allows you to start the engine from outside the vehicle. (Remote Vehicle Start): This button will be on the RKE transmitter if the vehicle has remote start. Vehicl ...

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 ...