See also:

Under the Hood
Both the four-cylinder and V-6 engines use direct-injection technology. An Eco mode, which is activated by a dashboard button, alters drivetrain calibrations in the four-cylinder to maximize fuel ...

Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, OnSta ...

Playing the Radio
(Power/Volume): Press to turn the system on and off. Turn to increase or decrease the volume. For vehicles with a Rear Seat Entertainment (RSE) System, press and hold for more than two seconds to tu ...