The vehicle may have a dome lamp.
Move the lever to the following positions:
(Off): Turns the lamp off,
even when a door is
opened.
(Door): Turns the lamp on
whenever a door is
opened.
(On): Turns the dome lamp on.
Instrument Panel Brightness
Entry/Exit LightingChevrolet Cobalt Owners Manual. 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), Chevrolet has TTY equipment available at
its Customer Assistance Center. Any TTY user in the
U.S. can communicate with Chevrolet by dialing:
1-800-833-CHEV (2438). (TTY users in Canada can
...