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

Lamp Control/Battery Saver


Object Number: 1630274  Size: FS
Master Electrical Component List
Courtesy and Trunk Lamp
Underhood Fuse Block - I/P Fuses, I/P Fuse Block - HORN, STOPLAMP, METER HAZARD, DOOR LOCK RKE, ECM, TCM, and CLOCK AUDIO Fuses
Underhood Fuse Block - ILLUM LAMP, ILLUM RH and LH Fuses
Underhood Fuse Block - I/P Fuses, I/P Fuse Block - HORN, STOPLAMP, METER HAZARD, DOOR LOCK RKE, ECM, TCM, and CLOCK AUDIO Fuses
Underhood Fuse Block - I/P Fuses, I/P Fuse Block - HORN, STOPLAMP, METER HAZARD, DOOR LOCK RKE, ECM, TCM, and CLOCK AUDIO Fuses
Audible Warnings
Underhood Fuse Block - ILLUM LAMP, ILLUM RH and LH Fuses
G202 - 1 of 3
G202 - 1 of 3
Figure 2:

Courtesy and Trunk Lamp


Object Number: 1630275  Size: FS
Master Electrical Component List
Lamp Control/Battery Saver
Underhood Fuse Block - FRONT FOG and ROOM LAMP Fuses
Warning Indicators w/o Tachometer
G401 - Notchback
G301 (LHD)
G401 - Notchback