Flash-to-Pass
To flash the high beams, pull the turn signal/lane change lever all the way toward you. Then release it.
See also:
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during
severe operating conditions. See Engine Overheating. ...
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 ...
Adjusting the Treble, Midrange,
and Bass
1. Press the TONE button.
2. Select Treble, Midrange,
or Bass.
3. Select the value.
Press the BACK button to go
back to the Tone Settings menu. ...