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

Rear Fuse Block Battery Voltage


Object Number: 652637  Size: FS
Master Electrical Component List
Underhood Fuse Block Battery Voltage
G300,G303,G304,G306
Figure 2:

Underhood Fuse Block Battery Voltage


Object Number: 652642  Size: FS
Master Electrical Component List
Oxy Sen, CR Cont, MDL Coil, Trans Fuses
Rear Fuse Block Battery Voltage
Figure 3:

Oxy Sen, CR Cont, MDL Coil, Trans Fuses


Object Number: 652643  Size: FS
Master Electrical Component List
INJ 2 and INJ 1 Fuses
Underhood Fuse Block Battery Voltage
Figure 4:

INJ 2 and INJ 1 Fuses


Object Number: 652648  Size: FS
Master Electrical Component List
Start Circuit Breaker, PCM, IGN and IGN 1 Fuses
Oxy Sen, CR Cont, MDL Coil, Trans Fuses
Figure 5:

Start Circuit Breaker, PCM, IGN and IGN 1 Fuses


Object Number: 652651  Size: FS
Master Electrical Component List
DRL, FOG, AC CLU, ACCY, Wiper, Headlamps
INJ 2 and INJ 1 Fuses
Figure 6:

DRL, FOG, AC CLU, ACCY, Wiper, Headlamps


Object Number: 652655  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, IP Fuses


Object Number: 652659  Size: FS
Master Electrical Component List
CVRTD, Cigar, RAP, Sunshade Fuses
DRL, FOG, AC CLU, ACCY, Wiper, Headlamps
Figure 8:

CVRTD, Cigar, RAP, Sunshade Fuses


Object Number: 652690  Size: FS
Master Electrical Component List
ABS Sol, Air Pump B, C/LTR 1, C/LTR 2, Fuses
ALDL, PCM BATT, IP Fuses
Figure 9:

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


Object Number: 652662  Size: FS
Master Electrical Component List
SIR, Vent Sol, and IGN 1 Fuses
CVRTD, Cigar, RAP, Sunshade Fuses
Figure 10:

SIR, Vent Sol, and IGN 1 Fuses


Object Number: 652666  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
Figure 11:

Right PRK LP and Left PRK LP Fuses


Object Number: 652668  Size: FS
Master Electrical Component List
DIMR and Audio Fuses
SIR, Vent Sol, and IGN 1 Fuses
Figure 12:

DIMR and Audio Fuses


Object Number: 652669  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
Figure 13:

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


Object Number: 652671  Size: FS
Master Electrical Component List
Audio Amp and Export LTG/LK Fuses
DIMR and Audio Fuses
Figure 14:

Audio Amp and Export LTG/LK Fuses


Object Number: 652673  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 15:

PWR Window Circuit Breaker


Object Number: 652674  Size: FS
Master Electrical Component List
NAV Fuse and PWR Seat Circuit Breaker
Audio Amp and Export LTG/LK Fuses
Figure 16:

NAV Fuse and PWR Seat Circuit Breaker


Object Number: 652675  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 17:

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


Object Number: 652677  Size: FS
Master Electrical Component List
Ignition Switch
NAV Fuse and PWR Seat Circuit Breaker
Figure 18:

Ignition Switch


Object Number: 652679  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
Figure 19:

Ignition Feeds to Underhood and Rear Fuse Blocks


Object Number: 652681  Size: FS
Master Electrical Component List
MEM TT, RRLUM/ANT, and HTDST LF Fuses
Ignition Switch
Figure 20:

MEM TT, RRLUM/ANT, and HTDST LF Fuses


Object Number: 652682  Size: FS
Master Electrical Component List
IGN 3 Fuses
Ignition Feeds to Underhood and Rear Fuse Blocks
Figure 21:

IGN 3 Fuses


Object Number: 652685  Size: FS
Master Electrical Component List
ELC, Night Vision, HVAC, ABS Fuses
MEM TT, RRLUM/ANT, and HTDST LF Fuses
Figure 22:

ELC, Night Vision, HVAC, ABS Fuses


Object Number: 652687  Size: FS
Master Electrical Component List
IGN 3 Fuses