Side lights (green)

Illuminates when the side lights are switched on. ...

Direction indicators (green)

The appropriate warning lamp will flash when the direction indicators are operated. ...

See also:

Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
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 ...

Headlamp removal
  WARNING Do not attempt to change any bulb with the lighting switch on. If the lighting has just been switched off, give the bulbs time to cool down. Handling them in a hot conditio ...

Reporting Safety Defects to the Canadian Government
If you live in Canada, and you believe that the vehicle has a safety defect, notify Transport Canada immediately, and notify General Motors of Canada Limited. Call Transport Canada at 1-800-333-05 ...