See also:

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and options ...

Vehicle Data Recording and Privacy
This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and c ...

Engine Power Messages
ENGINE POWER IS REDUCED This message displays when the vehicle's engine power is reduced. Reduced engine power can affect the vehicle's ability to accelerate. If this message is on, but t ...