Roadside Service (U.S. and Canada)
U.S.: 1-800-224-1400
Canada: 1-800-882-1112.
Text Telephone (TTY) Users (U.S. Only): 1-888-889-2438.
Service is available 24 hours a day, 365 days a year.
See also:
Other Navigation Services
Available from OnStar
OnStar eNav: Allows subscribers
to send destinations from Google
Maps and MapQuest.com to their
Turn-by-Turn Navigation or
screen-based navigation system.
When ready, the directions will be
...
Anti-theft Alarm System Messages
THEFT ATTEMPTED
This message displays if the vehicle detects a tamper condition. ...
Fog Lamps
For vehicles with fog lamps, they can be used for better vision in foggy or misty
conditions. The parking lamps and/or low-beam headlamps must be on for the fog lamps
to work.
The fog lamp butt ...