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

Rear Fuse Block Battery Voltage


Object Number: 782121  Size: FS
Master Electrical Component List
Underhood Fuse Block Battery Voltage
G300,G303,G304,G306
Underhood Fuse Block Battery Voltage
Figure 2:

Underhood Fuse Block Battery Voltage


Object Number: 782123  Size: FS
Master Electrical Component List
Oxy Sen, CR Cont, MDL Coil, Trans Fuses
Rear Fuse Block Battery Voltage
Rear Fuse Block Battery Voltage
Figure 3:

OXY SEN, CR CONT, COIL MDL, TRANS Fuses


Object Number: 782124  Size: FS
Master Electrical Component List
INJ 2 and INJ 1 Fuses
Underhood Fuse Block Battery Voltage
INJ 2 and INJ 1 Fuses
Start Circuit Breaker, PCM, IGN and IGN 1 Fuses
Figure 4:

INJ 2 and INJ 1 Fuses


Object Number: 782127  Size: FS
Master Electrical Component List
Start Circuit Breaker, PCM, IGN and IGN 1 Fuses
Oxy Sen, CR Cont, MDL Coil, Trans Fuses
Oxy Sen, CR Cont, MDL Coil, Trans Fuses
Figure 5:

Start Circuit Breaker, PCM IGN and IGN 1 Fuses


Object Number: 782128  Size: FS
Master Electrical Component List
DRL, FOG, AC CLU, ACCY, Wiper, Headlamps
INJ 2 and INJ 1 Fuses
Oxy Sen, CR Cont, MDL Coil, Trans Fuses
Figure 6:

HDLP LO BM, HDLP HI BM, ACCY Relays


Object Number: 782130  Size: FS
Master Electrical Component List
ALDL, PCM BATT, IP Fuses
Start Circuit Breaker, PCM, IGN and IGN 1 Fuses
Figure 7:

ALDL, PCM BATT, I/P Fuses


Object Number: 782136  Size: FS
Master Electrical Component List
ABS Sol, Air Pump B, C/LTR 1, C/LTR 2, Fuses
DRL, FOG, AC CLU, ACCY, Wiper, Headlamps
Figure 8:

ABS, Air Pump, C/LTR 1, C/LTR 2 Fuses


Object Number: 782138  Size: FS
Master Electrical Component List
SIR, Vent Sol, and IGN 1 Fuses
ALDL, PCM BATT, IP Fuses
CVRTD, Cigar, RAP, Sunshade Fuses
Figure 9:

SIR, Vent Sol, and IGN 1 Fuses


Object Number: 782139  Size: FS
Master Electrical Component List
Right PRK LP and Left PRK LP Fuses
ABS Sol, Air Pump B, C/LTR 1, C/LTR 2, Fuses
Power and Grounding Schematic Icons
Power and Grounding Schematic Icons
Figure 10:

Right PRK LP and Left PRK LP Fuses


Object Number: 782140  Size: FS
Master Electrical Component List
DIMR and Audio Fuses
SIR, Vent Sol, and IGN 1 Fuses
DIMR and Audio Fuses
Figure 11:

DIMR, S-DAR, and AUDIO Fuses


Object Number: 782141  Size: FS
Master Electrical Component List
HVAC BLO, DRV MDL, PASS MDL, PWR TT, HTDST LR, HTDST RR, HTDST RF, and DIM Fuses
Right PRK LP and Left PRK LP Fuses
Right PRK LP and Left PRK LP Fuses
Figure 12:

HVAC BLO, DRV MDL, PASS MDL, PWR TT, HTDST LR, HTDST RR, HTDST RF, and DIM Fuses


Object Number: 782142  Size: FS
Master Electrical Component List
Audio Amp and Export LTG/LK Fuses
DIMR and Audio Fuses
Figure 13:

AUDIO AMP and EXPORT LGT/PWR LK Fuses


Object Number: 782144  Size: FS
Master Electrical Component List
PWR Window Circuit Breaker
HVAC BLO, DRV MDL, PASS MDL, PWR TT, HTDST LR, HTDST RR, HTDST RF, and DIM Fuses
Figure 14:

PWR Window Circuit Breaker


Object Number: 782148  Size: FS
Master Electrical Component List
NAV Fuse and PWR Seat Circuit Breaker
Audio Amp and Export LTG/LK Fuses
Figure 15:

NAV Fuse and PWR Seat Circuit Breaker


Object Number: 782149  Size: FS
Master Electrical Component List
RR BLO, RR DR MDL, HVAC, Stop LP, IGN SW, and TSIG/HAZ Fuses
PWR Window Circuit Breaker
Figure 16:

RR BLO, RRDR MDL, HVAC BAT, Stop LP, IGN SW, and TSIG/HAZ Fuses


Object Number: 782152  Size: FS
Master Electrical Component List
Ignition Switch
NAV Fuse and PWR Seat Circuit Breaker
Ignition Switch
Figure 17:

Ignition Switch


Object Number: 782155  Size: FS
Master Electrical Component List
Ignition Feeds to Underhood and Rear Fuse Blocks
RR BLO, RR DR MDL, HVAC, Stop LP, IGN SW, and TSIG/HAZ Fuses
RR BLO, RR DR MDL, HVAC, Stop LP, IGN SW, and TSIG/HAZ Fuses
Figure 18:

Ignition Feeds to Underhood and Rear Fuse Blocks


Object Number: 782156  Size: FS
Master Electrical Component List
MEM TT, RRLUM/ANT, and HTDST LF Fuses
Ignition Switch
Ignition Switch
Ignition Switch
Figure 19:

MEM TT, RRLUM/ANT, and HTDST LF Fuses


Object Number: 782159  Size: FS
Master Electrical Component List
IGN 3 Fuses
Ignition Feeds to Underhood and Rear Fuse Blocks
Figure 20:

IGN 3 Fuse


Object Number: 782163  Size: FS
Master Electrical Component List
ELC, Night Vision, HVAC, ABS Fuses
MEM TT, RRLUM/ANT, and HTDST LF Fuses
ELC, Night Vision, HVAC, ABS Fuses
Figure 21:

ELC, Night Vision, HVAC, ABS Fuses


Object Number: 782164  Size: FS
Master Electrical Component List
CVRTD, Cigar, RAP, Sunshade Fuses
IGN 3 Fuses
IGN 3 Fuses
Figure 22:

CVRTD, Cigar, RAP, Sunshade Fuses


Object Number: 782167  Size: FS
Master Electrical Component List
ELC, Night Vision, HVAC, ABS Fuses
ABS Sol, Air Pump B, C/LTR 1, C/LTR 2, Fuses