GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Cobalt 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Interior Lights Dimming Schematics
Figure 1:

Dimmer Switch Inputs
Object Number: 2077520 Size: FS
Figure 2:

I/P and Seat Lighting
Object Number: 2077522 Size: FS
Figure 3:

Door and Seat Lighting
Object Number: 2077523 Size: FS