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:
Questions and Answers About Safety Belts
Q: Will I be trapped in the vehicle after an
accident if I am wearing a safety belt?
A: You could be — whether you are wearing a
safety belt or not. But you can unbuckle a
safety belt, even if ...
How the System Works
When the vehicle is started, both
outside mirror displays will briefly
come on to indicate that the system
is operating. While driving forward,
the left or right side mirror SBZA
display w ...
Warranty
OnStar equipment may be
warranted as part of the new-vehicle
limited warranty. The manufacturer
of the vehicle furnishes detailed
warranty information. ...