See also:

Services Not Included in Roadside Assistance
Roadside Assistance does not cover or reimburse services for the following: • Events caused by fraud or bad faith by the driver. • Vehicle immobilization situations due to a major force ...

Customer Assistance for Text Telephone (TTY) Users
To assist customers who are deaf, hard of hearing, or speech-impaired and who use Text Telephones (TTYs), Buick has TTY equipment available at its Customer Assistance Center. Any TTY user can comm ...

Compass Calibration
Press and hold the on/off button to activate the compass calibration mode. CAL will be displayed in the compass window on the mirror. The compass can be calibrated by driving the vehicle in circ ...