GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Epica 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 HVAC Schematics
Figure 1:

Blower Controls
Object Number: 2077395 Size: FS
Figure 2:

Compressor Controls
Object Number: 2077406 Size: FS
Figure 3:

Air Delivery Controls
Object Number: 2077557 Size: FS