GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2008 🢒 H3 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Power Moding Schematics
Figure 1:

Run/Crank
Object Number: 1923399 Size: FS
Figure 2:

RAP/ACCY and HVAC
Object Number: 1911995 Size: FS
Master Electrical Component List
Control Module References
Run/Crank