2001 GMC SIERRA AC system

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Page 161 of 468

GMC SIERRA 2001  Owners Manual 2-78
Safety and Security Services
Automatic Notification of Air Bag 
Deployment 
-- If an air bag deploys, a priority
emergency signal is sent automatically to the center.
An advisor will locate your

Page 162 of 468

GMC SIERRA 2001  Owners Manual 2-79
Premium Services (Includes Safety 
and Security Services)
Route Support -- An advisor can provide directions
or guidance to anywhere you want to go. In addition,
they can help you locate gas sta

Page 163 of 468

GMC SIERRA 2001  Owners Manual 2-80
The Instrument Panel - Your Information System

Page 164 of 468

GMC SIERRA 2001  Owners Manual 2-81
The main components of your instrument panel are the following:
A. Dome Lamp Switch
B. Lamp Controls
C. Air Outlets
D. Automatic Transfer Case (If Equipped)/Electronic
Transfer Case (If Equipped)

Page 167 of 468

GMC SIERRA 2001  Owners Manual 2-84
Warning Lights, Gages 
and Indicators
This part describes the warning lights and gages that
may be on your vehicle. The pictures will help you
locate them.
Warning lights and gages can signal tha

Page 168 of 468

GMC SIERRA 2001  Owners Manual 2-85
Air Bag Readiness Light
There is an air bag readiness light on the instrument
panel, which shows the air bag symbol. The system
checks the air bags electrical system for malfunctions.
The light

Page 170 of 468

GMC SIERRA 2001  Owners Manual 2-87
CAUTION:
If the air bag readiness light ever comes on when
you have turned off the air bag, it means that
something may be wrong with the air bag system.
The right front passengers air bag could

Page 171 of 468

GMC SIERRA 2001  Owners Manual 2-88
Readings in the low warning zone may occur when a
large number of electrical accessories are operating in
the vehicle and the engine is left at an idle for an
extended period. This condition is n