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

Dimming Control and LED Dimming 1 of 2
Object Number: 2137490 Size: FS
Figure 2:

LED Dimming 2 of 2
Object Number: 2137494 Size: FS