Instrument Panel Brightness

Press the knob located next to the exterior lamps knob to extend it.
Turn the knob to adjust the instrument panel lights. Turn the knob all the way up to turn on the interior lamps. Press the knob back into its stored position when you are not using it.
See also:
Accessories and Modifications
Adding non-dealer accessories or making modifications
to the vehicle can affect vehicle performance and safety, including such things
as airbags, braking, stability, ride and handling, emissions s ...
Customer Assistance Offices
Buick encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail Buick, the letter should be addressed to:
United States
Buick Customer Assis ...
Audio Settings
The audio settings can be set for
each radio band and each audio
player source.
To quickly reset an audio setting
value to 0:
1. Press the TONE button.
2. Select the audio setting.
3. Press ...
