GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Left Door - Regular and Extended Cab


Object Number: 1774910  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Body Control Module Programming and Setup
Right Door Regular and Extended Cab
B+ Bus - Underhood Fuse Block
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
Power Door Locks, Regular and Extended Cab
Door Lock, Window Switches, and Outside Rearview Mirror Switch
Power Door Locks, Regular and Extended Cab
Right Door Regular and Extended Cab
Splice Pack SP105 and G105 - 1 of 2
Figure 2:

Right Door - Regular and Extended Cab


Object Number: 1774913  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Body Control Module Programming and Setup
Left Door Crew Cab
Left Door Regular and Extended Cab
Left Door Regular and Extended Cab
B+ Bus - Underhood Fuse Block
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
Door Lock, Window Switches, and Outside Rearview Mirror Switch
Power Door Locks, Regular and Extended Cab
Splice Pack SP106 and G106 - 1 of 2
Left Door Regular and Extended Cab
Figure 3:

Left Door - Crew Cab


Object Number: 1775008  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Body Control Module Programming and Setup
Right Door Crew Cab
Right Door Regular and Extended Cab
B+ Bus - Underhood Fuse Block
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
Power Door Locks, Regular and Extended Cab
Door Lock, Window Switches, and Outside Rearview Mirror Switch
Power Door Locks - Crew Cab
Rear Doors Crew Cab
Rear Doors Crew Cab
Right Door Crew Cab
Right Door Crew Cab
Rear Doors Crew Cab
Splice Pack SP105 and G105 - 1 of 2
Figure 4:

Right Door - Crew Cab


Object Number: 1775012  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Body Control Module Programming and Setup
Rear Doors Crew Cab
Left Door Crew Cab
Left Door Crew Cab
B+ Bus - Underhood Fuse Block
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
Door Lock, Window Switches, and Outside Rearview Mirror Switch
Power Door Locks, Regular and Extended Cab
Splice Pack SP106 and G106 - 1 of 2
Left Door Crew Cab
Figure 5:

Rear Doors - Crew Cab


Object Number: 1775018  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Body Control Module Programming and Setup
Right Door Crew Cab
Left Door Crew Cab
B+ Bus - Underhood Fuse Block
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
Left Door Crew Cab
Door Lock, Window Switches, and Outside Rearview Mirror Switch
Splice Pack SP105 and G105 - 1 of 2
Left Door Crew Cab
Door Lock, Window Switches, and Outside Rearview Mirror Switch
Splice Pack SP106 and G106 - 1 of 2
Left Door Crew Cab