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

CTSY LP Fuse and Body Control Module (BCM)


Object Number: 680716  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Body Control Module (BCM) and Grounds
STUD 2, INT BAT, CIGAR LTR, CTSY LP and PWR LKS Fuses
G203 and G205
G203 and G205
Body Control Module (BCM) and Grounds
Body Control Module (BCM) and Grounds
Body Control Module (BCM) and Grounds
G203 and G205
Body Control Module (BCM) and Grounds
Figure 2:

Body Control Module (BCM) and Grounds


Object Number: 680717  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Power and Ground
CTSY LP Fuse and Body Control Module (BCM)
CTSY LP Fuse and Body Control Module (BCM)
CTSY LP Fuse and Body Control Module (BCM)
SP203
SP203
SP203
G202 and G204
CTSY LP Fuse and Body Control Module (BCM)
CTSY LP Fuse and Body Control Module (BCM)
Figure 3:

Power and Ground


Object Number: 680718  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Body Control Module (BCM) and IP Dimmer Switch
Body Control Module (BCM) and Grounds
ILLUM and PARK LP Fuses
ILLUM and PARK LP Fuses
Power Distribution
Outside Rear View Mirror Controls
G202 and G204
G200 and G201
SP203
Figure 4:

Body Control Module (BCM) and IP Dimmer Switch


Object Number: 680719  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Power and Ground
G450
G200 and G201
G202 and G204
SP203
Power, Ground and BCM
SP203
G200 and G201