Automatic Climate Control System
For vehicles with this system, it controls the heating, cooling, and ventilation.

A. Power
B. Temperature Control
C. Fan Control
D. Air Delivery Mode Control
E. Recirculation
F. AUTO (Automatic Operation)
G. Defrost
H. Air Conditioning
I. Rear Window Defogger
See also:
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock,
Roadside Assistance, Turn-by-Turn
Navigation, and Hands-Free ...
Every Engine Oil Change
► Change engine oil and filter.
Reset oil life system. See Engine Oil and Engine Oil Life System . An Emission Control Service.
► Engine coolant level check. See Engine Coolant .
...
Airbag Readiness Light
This light shows if there is an
electrical problem. The system
check includes the airbag sensor(s),
passenger sensing system, the
pretensioners, the airbag modules,
the wiring, and the crash ...
