GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Savana 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Headlights/Daytime Running Lights (DRL) Schematics
Figure 1:

Headlamp and Daytime Running Lamp Controls
Object Number: 2080533 Size: FS
Figure 2:

Low Beam and Daytime Running Lamps (DRL)
Object Number: 2080537 Size: FS
Figure 3:

High Beams
Object Number: 2080572 Size: FS