GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Envoy - 2WD 🢒 Body and Accessories 🢒 Roof 🢒 Sunroof Schematics
Figure 1:

Early Production
Object Number: 1350241 Size: FS
Master Electrical Component List
Sunroof Description and Operation Before VIN 209984
Late Production
B+ Bus - Rear Fuse Block
G302 2 of 2
G302 2 of 2
Quarter Glass Windows
G201 - 2 of 2, G305 and G306
Figure 2:

Late Production
Object Number: 1406093 Size: FS
Master Electrical Component List
Sunroof Description and Operation Before VIN 209984
Early Production
B+ Bus - Rear Fuse Block
G302 2 of 2
G302 2 of 2
Quarter Glass Windows
G201 - 2 of 2, G305 and G306