GMC 2004 Sierra - Manual (Page 8)

Air Bag Systems ............................................1-70
Where Are the Air Bags? ...............................1-72
When Should an Air Bag Inflate? ....................1-73
What Makes an Air Bag Inflate? .....................1-74
How Does an Air Bag Restrain? .....................1-75
What Will You See After an Air Bag Inflates? ...1-75
Air Bag Off Switch ........................................1-76
Passenger Sensing System ............................1-81
Servicing Your Air Bag-Equipped Vehicle .........1-86
Adding Equipment to Your Air Bag-Equipped
Vehicle ....................................................1-86
Restraint System Check ..................................1-87
Checking Your Restraint Systems ...................1-87
Replacing Restraint System Parts After a
Crash ......................................................1-88
Section 1 Seats and Restraint Systems
1-2