See also:

Infotainment Control Buttons
The buttons on the faceplate are used to start primary functions while using the infotainment system. VOL/ (Volume/Power): 1. Press to turn the system on and off. 2. Turn to adjust the volum ...

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 opt ...

Exterior
Sport utility vehicle-like styling features of the Terraza include its closer-to-vertical squared-off front fascia and its tall hood. Prominent C-pillars and 17-inch wheels are also supposed to br ...