Setting the Clock
The navigation system time and the analog clock operate independently. Changing the time through the navigation system does not change the time on the analog clock. See Clock to change the analog clock time.
Press CONFIG to enter the configure menu options, then press CONFIG repeatedly until the time is selected or press the time screen button.
Hours: Press − or + to decrease or increase the hours.
Minutes: Press − or + to decrease or increase the minutes.
12/24 Format: Select the 12 screen button for standard time; select the 24 screen button for military time.
See also:
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 ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the v ...
Repair Facility
GM also recommends that you
choose a collision repair facility that
meets your needs before you ever
need collision repairs. Your dealer
may have a collision repair center
with GM-trained te ...






