GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2008
🢒
Optra
🢒
Power and Signal Distribution
🢒
Wiring Systems and Power Management
🢒 SIR Schematics
Figure
1:
Single Stage SIR System
Master Electrical Component List
Control Module References
Master Electrical Schematic Icons
Fuse Block - Underhood B+ Bus, 1 of 3
Fuse Block - Underhood B+ Bus, 1 of 3
Seat Belt
Figure
2:
Dual Stage SIR - 1 of 2
Master Electrical Component List
Control Module References
Dual Stage SIR - 2 of 2
Master Electrical Schematic Icons
Fuse Block - Underhood B+ Bus, 1 of 3
Fuse Block - Underhood B+ Bus, 1 of 3
Seat Belt
Figure
3:
Dual Stage SIR - 2 of 2
Master Electrical Component List
Control Module References
Dual Stage SIR - 1 of 2