Adjusting the Treble, Midrange, and Bass
Buick LaCrosse / Buick LaCrosse Owners Manual / Infotainment System / Introduction / Operation / 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.
See also:
Theft-Deterrent Feature
THEFTLOCK® is designed to discourage theft of the
vehicle’s radio by learning a portion of the Vehicle
Identification Number (VIN). The radio does not operate
if it is stolen or moved to a di ...
Checking Engine Oil
It is a good idea to check the engine oil level at each
fuel fill. In order to get an accurate reading, the oil must
be warm and the vehicle must be on level ground.
The engine oil dipstick handl ...
