GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 Yukon - 4WD 🢒 Accessories 🢒 Power Outlets 🢒 Cigar Lighter/Power Outlet Schematics
Figure 1:

Except UQ7
Object Number: 1215073 Size: FS
Master Electrical Component List
UQ7 Except Y91
B+ Bus - 1 of 2
B+ Bus - 1 of 2
DDM, PDM, ECC, AUX PWR 2, AUX PWR Fuses
INFO, CIG LTR Fuses
G200 - 2 of 3
G200 - 1 of 3
G200 - 1 of 3
G410 - 1 of 3
G410 - 1 of 3
Figure 2:

UQ7 Except Y91
Object Number: 1215074 Size: FS
Master Electrical Component List
Y91
Except UQ7
B+ Bus - 1 of 2
B+ Bus - 1 of 2
DDM, PDM, ECC, AUX PWR 2, AUX PWR Fuses
INFO, CIG LTR Fuses
G200 - 1 of 3
G200 - 2 of 3
G200 - 1 of 3
G410 - 1 of 3
G410 - 1 of 3
Figure 3:

Y91
Object Number: 1215075 Size: FS
Master Electrical Component List
UQ7 Except Y91
B+ Bus - 1 of 2
B+ Bus - 1 of 2
DDM, PDM, ECC, AUX PWR 2, AUX PWR Fuses
INFO, CIG LTR Fuses
G200 - 2 of 3
G200 - 1 of 3
G200 - 1 of 3
G410 - 1 of 3
G410 - 1 of 3