Service Vehicle Messages
SERVICE A/C SYSTEM
This message displays when the electronic sensors that control the air conditioning and heating systems are no longer working.
Have the climate control system serviced by your dealer if you notice a drop in heating and air conditioning efficiency.
SERVICE VEHICLE SOON
This message displays when a non-emissions related malfunction occurs. Have the vehicle serviced by your dealer as soon as possible.
See also:
OnStar Overview
If equipped, this vehicle has a
comprehensive, in-vehicle system
that can connect to a live Advisor
for Emergency, Security, Navigation,
Connection, and Diagnostic
Services.
The OnStar sy ...
When the Light Flashes First and Then Is On Steady
If the light flashes for about a
minute and then stays on, there
may be a problem with the TPMS.
If the problem is not corrected, the
light will come on at every ignition
cycle. See Tire Pres ...
Emergency
With Automatic Crash Response,
the built-in system can automatically
connect to help in a crash even if
you cannot ask for it.
Push to connect to an
Emergency Advisor. GPS
technology is us ...