Setting the 12/24 Hour Format
1. Press the CONFIG button and
select Time and Date Settings,
or press 
.
2. Highlight Set Time Format.
3. Press SELECT to select the 12 hour or 24 hour display format.
See also:
Roadside Assistance Program
For U.S. purchased vehicles, call 1-800-252-1112;
(Text Telephone (TTY): 1-888-889-2438).
For Canadian purchased vehicles, call 1-800-268-6800.
Service is available 24 hours a day, 365 days a year ...
XM Radio Messages
XL (Explicit Language Channels): These channels, or
any others, can be blocked at a customer’s request,
by calling 1-800-852-XMXM (9696).
XM Updating: The encryption code in the receiver is
b ...
Vehicle Data Recording and
Privacy
Your GM vehicle has a number of sophisticated
computers that record information about the vehicle’s
performance and how it is driven. For example, your
vehicle uses computer modules to monitor ...