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

Fuse Block - Underhood and Fusable Links


Object Number: 771866  Size: FS
Master Electrical Component List
EBCM, BATT Main 1, RADIO and PARK LP Fuses
Figure 2:

EBCM, BATT Main 1, RADIO and PARK LP Fuses


Object Number: 857759  Size: FS
Master Electrical Component List
BATT Main 2, ELC/TRAILER, RR FOG LP Fuses
Fuse Block - Underhood and Fusable Links
Figure 3:

BATT Main 2, ELC/TRAILER, RR FOG LP Fuses


Object Number: 857761  Size: FS
Master Electrical Component List
SWC BACKLIGHT and HTD MIRROR Fuses
EBCM, BATT Main 1, RADIO and PARK LP Fuses
SWC BACKLING, MTD MIRROR fuses
Figure 4:

SWC BACKLIGHT and HTD MIRROR Fuses


Object Number: 771926  Size: FS
Master Electrical Component List
IGN Main 2, BCM PRGRM, RR WPR/WSHR, MALL/CLUSTER and FRT/WPR/WSHR Fuses
BATT Main 2, ELC/TRAILER, RR FOG LP Fuses
BATT Main 2, ELC/TRAILER, RR FOG LP Fuses
Heated Mirrors
SIR Caution for Zoning
Figure 5:

IGN Main 2, BCM PRGRM, RR WPR/WSHR, MALL/CLUSTER and FRT/WPR/WSHR Fuses


Object Number: 771913  Size: FS
Master Electrical Component List
RAP Relay, Fuse Block - Underhood, and Fuse Block - I/P Fuses
SWC BACKLIGHT and HTD MIRROR Fuses
RAP Relay, Fuse Block - Underhood, and Fuse Block - I/P Fuses
DRL/HVAC/TEMP/HTD ST, HVAC BLOWER and RR HVAC/TEMP CONT Fuses
Figure 6:

RAP RELAY, Fuse Block - Underhood, and Fuse Block - IP Fuses


Object Number: 857783  Size: FS
Master Electrical Component List
DRL/HVAC/TEMP/HTD ST, HVAC BLOWER and RR HVAC/TEMP CONT Fuses
IGN Main 2, BCM PRGRM, RR WPR/WSHR, MALL/CLUSTER and FRT/WPR/WSHR Fuses
IGN Main 2, BCM PRGRM, RR WPR/WSHR, MALL/CLUSTER and FRT/WPR/WSHR Fuses
Figure 7:

DRL/HVAC/TEMP/HTD ST, HVAC BLOWER and RR HVAC/TEMP CONT Fuses


Object Number: 771915  Size: FS
Master Electrical Component List
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
RAP Relay, Fuse Block - Underhood, and Fuse Block - I/P Fuses
IGN Main 2, BCM PRGRM, RR WPR/WSHR, MALL/CLUSTER and FRT/WPR/WSHR Fuses
Figure 8:

IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses


Object Number: 771911  Size: FS
Master Electrical Component List
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
DRL/HVAC/TEMP/HTD ST, HVAC BLOWER and RR HVAC/TEMP CONT Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
Figure 9:

IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses


Object Number: 771912  Size: FS
Master Electrical Component List
BATT Main 1 and Fuse Block - I/P Fuses
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
IGN Main 1, PCM/ABS, CAN VENT SOL, DRL and PCM/CRANK Fuses
Figure 10:

BATT Main 1 and Fuse Block - I/P Fuses


Object Number: 857787  Size: FS
Master Electrical Component List
Headlamps and Fuse Block - I/P Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
Figure 11:

Headlamps and Fuse Block - I/P Fuses


Object Number: 771908  Size: FS
Master Electrical Component List
Fuse Block - Underhood IGN 1 - U/H Fuse
BATT Main 1 and Fuse Block - I/P Fuses
Figure 12:

Fuse Block - Underhood IGN 1-U/H Fuse


Object Number: 771919  Size: FS
Master Electrical Component List
Fuse Block - Underhood, TCC and ELEK IGN Fuses
Headlamps and Fuse Block - I/P Fuses
Figure 13:

Fuse Block - Underhood, TCC and ELEK IGN Fuses


Object Number: 771921  Size: FS
Master Electrical Component List
Fuse Block - Underhood, INJ Fuse
Fuse Block - Underhood IGN 1 - U/H Fuse
Figure 14:

Fuse Block - Underhood INJ Fuse


Object Number: 771922  Size: FS
Master Electrical Component List
Fuse Block - I/P and Fuse Block - Underhood Fuses
Fuse Block - Underhood, TCC and ELEK IGN Fuses
Figure 15:

Fuse Block - I/P and Fuse Block - Underhood Fuses


Object Number: 771927  Size: FS
Master Electrical Component List
Fuse Block - Underhood, INJ Fuse