See also:

Courtesy Lamps
When any door is opened, several lamps turn on making it easier for you to enter and exit the vehicle. Turn the instrument panel brightness control completely clockwise to manually turn on these ...

Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...

Reducing Speed While Using Cruise Control
To reduce your speed while using cruise control: • Press and hold the SET– button on the steering wheel until the desired lower speed is reached, then release it. • To slow down in very sm ...