Horn
To sound the horn, press the center pad on the steering wheel.
See also:
Liftgate
WARNING
Exhaust gases can enter the vehicle if it is driven with the liftgate or trunk/hatch open, or with any objects that pass through the seal between the body and the trunk/hatch or liftgate. Eng ...
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 ...
Accepting or Declining a Call
When an incoming call is received, the infotainment system mutes and a ring tone
is heard in the vehicle.
Accepting a Call
Turn the MENU/SEL knob to “Answer” and press the MENU/SEL knob to acc ...





