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

Modules and Sensors


Object Number: 1586602  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence System
SIR Schematic Icons
IGN Fuse and the Ignition Switch Circuits
IGN1 Fuse, BCM(IGN) Fuse, AIR BAG Fuse, EPS Fuse and the CRUISE Fuse
L66
DLC Schematic (M/T)
Seat Belt Schematics
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
SIR Schematic Icons
G201
Figure 2:

Passenger Presence System - ASF w/o HEG


Object Number: 1586680  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Seat Belt Pretensioners
Modules and Sensors
SIR Schematic Icons
B+ Bussing and the EPS Fuse
PWR SEAT Circuit Breaker, LH HDLP Fuse, RH HDLP Fuse, BRAKE Fuse, PREM AUD Fuse, BATT FEED Fuse and the HTD SEATS Fuse
IGN1 Fuse, BCM(IGN) Fuse, AIR BAG Fuse, EPS Fuse and the CRUISE Fuse
IGN Fuse and the Ignition Switch Circuits
RADIO Fuse, LOCK/MIRROR Fuse, BCM/CLUSTER Fuse, INT LTS Fuse, PARK Fuse and the HZRD Fuse
IGN Fuse and the Ignition Switch Circuits
IGN1 Fuse, BCM(IGN) Fuse, AIR BAG Fuse, EPS Fuse and the CRUISE Fuse
RADIO Fuse, LOCK/MIRROR Fuse, BCM/CLUSTER Fuse, INT LTS Fuse, PARK Fuse and the HZRD Fuse
RADIO Fuse, LOCK/MIRROR Fuse, BCM/CLUSTER Fuse, INT LTS Fuse, PARK Fuse and the HZRD Fuse
IGN1 Fuse, BCM(IGN) Fuse, AIR BAG Fuse, EPS Fuse and the CRUISE Fuse
G203 and G205
G201
G201
Figure 3:

Seat Belt Pretensioners


Object Number: 1586603  Size: FS
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence System
SIR Schematic Icons