GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Power, Ground, DLC, Indicators, Sensors, and References


Object Number: 1460168  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Air Bag Modules and Seat Belt Pretensioners
SIR Caution for Zoning
Fuse Block - Underhood B+ Bus
Passenger Presence System
Passenger Presence System
Seat Belt Schematics
Passenger Presence System
L26
LY7
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
G302
Figure 2:

Air Bag Modules and Seat Belt Pretensioners


Object Number: 1460169  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence System
Power, Ground, DLC, Indicators, Sensors, and References
SIR Caution for Zoning
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
Figure 3:

Passenger Presence System


Object Number: 1460172  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Air Bag Modules and Seat Belt Pretensioners
SIR Caution for Zoning
Fuse Block - Underhood B+ Bus
Power, Ground, DLC, Indicators, Sensors, and References
Fuse Block - Underhood BATT MAIN 1 Fuse, Fuse Block - I/P PK LAMPS, DISPLAYS, CHMSL/BKUP, INT LIGHT, RFA/MOD, RADIO/AMP, ONSTAR/ALDL, HVAC, and CANISTER Fuses and PK LP Relay
Fuse Block - Underhood BATT MAIN 1 Fuse, Fuse Block - I/P PK LAMPS, DISPLAYS, CHMSL/BKUP, INT LIGHT, RFA/MOD, RADIO/AMP, ONSTAR/ALDL, HVAC, and CANISTER Fuses and PK LP Relay
Power, Ground, DLC, Indicators, Sensors, and References
Heat Controls
Power, Ground, DLC, Indicators, Sensors, and References
G302
G202