See also:

QuietTuned for silent ride, comfort
Like all other Buick models, Terraza benefits from QuietTuning, a comprehensive engineering program throughout the entire vehicle to ensure a silent ride. This includes new engine isolation measur ...

Manual Seats
WARNING: You can lose control of the vehicle if you try to adjust a manual driver’s seat while the vehicle is moving. The sudden movement could startle and confuse you, or make you push a ped ...

Adjusting the EQ (Equalizer)
For vehicles with an equalizer: 1. Press the TONE button. 2. Select EQ. 3. Select the setting. Press the BACK button to go back to the Tone Settings menu. ...