GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 Classic 🢒 Body 🢒 Lighting Systems 🢒 Headlights/Daytime Running Lights (DRL) Schematics
Figure 1:

Headlights
Object Number: 783930 Size: FS
Figure 2:

ALC Relays
Object Number: 783932 Size: FS