GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2009 🢒 H3 🢒 HVAC 🢒 HVAC - Manual 🢒 HVAC Schematics
Figure 1:

Module Power, Ground, Serial Data, and Blower Controls - Left Hand Drive
Object Number: 2080179 Size: FS
Figure 2:

Module Power, Ground, Serial Data, and Blower Controls -- Right Hand Drive
Object Number: 2080182 Size: FS
Figure 3:

Air Delivery Control
Object Number: 2080188 Size: FS
Figure 4:

Compressor Controls
Object Number: 2080192 Size: FS