GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2004 🢒 Tahoe - 4WD 🢒 Body 🢒 Stationary Windows 🢒 Defogger Schematics
Figure 1:

Rear Window Defogger Control
Object Number: 1244894 Size: FS
Master Electrical Component List
Rear Window Defogger Description and Operation
Defogger Grid and Ground
Ignition Switch - ACC/RUN/START, ACC/RUN, and RUN/START Bus Bars
B+ Bus - 1 of 2
O2A, O2B, TBC IGN 1, SEO IGN Fuses
Defogger Grid and Ground
SP205 - 2 of 2
SP205 - 1 of 2
Figure 2:

Defogger Grid and Ground
Object Number: 1244895 Size: FS
Master Electrical Component List
Rear Window Defogger Description and Operation
Rear Window Defogger Controls
Rear Window Defogger Controls
G410 - 3 of 3
G410 - 2 of 3
G410 - 3 of 3
G410 - 1 of 3
G410 - 1 of 3
G306