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 available.
See also:
The Inside
SUV fans should find plenty of familiar goodies: a high seating position,
excellent forward sightlines — albeit a hefty blind spot in back — and room to
stretch out. I found our tester's leath ...
Reading Lamps
Press the button near each lamp to turn them on or off. ...
Listing All Paired and Connected Phones
The system can list all cell phones paired to it. If a paired cell phone is also connected to the vehicle, the system responds with “is connected” after that phone name.
1. Press and hold for tw ...