GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2008
🢒
Sierra - 4WD
🢒
Diagnostic Navigation
🢒
Vehicle Diagnostic Information
🢒 SIR Schematics
Figure
1:
Module Power, Ground, Serial Data and Front Sensors
Master Electrical Component List
SIR System Description and Operation
Control Module References
Steering Wheel and I/P Module
Figure
2:
Steering Wheel and I/P Module
Master Electrical Component List
SIR System Description and Operation
Control Module References
Side Impact Modules and Sensors (ASF)
Module Power, Ground, Serial Data and Front Sensors
Figure
3:
Side Impact Modules and Sensors (ASF)
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence System 1 of 2
Steering Wheel and I/P Module
Figure
4:
Passenger Presence System 1 of 2
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence System 2 of 2
Side Impact Modules and Sensors (ASF)
Figure
5:
Passenger Presence System 2 of 2
Master Electrical Component List
SIR System Description and Operation
Control Module References
Passenger Presence System 1 of 2