GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Spark 🢒 Body Systems 🢒 Lighting 🢒 Interior Lights Dimming Schematics
Figure 1:

Power and Ground (UF6)
Object Number: 2108639 Size: FS
Figure 2:

Dimming Control (UF6)
Object Number: 2139450 Size: FS