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

B+ Bus and EPS Fuse


Object Number: 1794468  Size: FS
Master Electrical Component List
Control Module References
SUNROOF, PWR WDW, ABS 10A, ABS 20A, ABS PWR, HVAC BLOWER, AUX1 OUTLET, CIGAR/AUX2, and ECM/PCM Fuses
Auxiliary Fuse Block (HP7)
Figure 2:

SUNROOF, PWR WDW, ABS 10A, ABS 20A, ABS PWR, HVAC BLOWER, AUX1 OUTLET, CIGAR/AUX2, and ECM/TCM Fuses


Object Number: 1794484  Size: FS
Master Electrical Component List
Control Module References
PWR SEAT Circuit Breaker, LH HDLP, RH HDLP, BRAKE, PREM AUD, BATT FEED, and HTD SEATS Fuses
B+ Bus and EPS Fuse
B+ Bus and EPS Fuse
Figure 3:

PWR SEAT Circuit Breaker, LH HDLP, RH HDLP, BRKE, PREM AUD, BATT FEED, and HTD SEATS Fuses


Object Number: 1794488  Size: FS
Master Electrical Component List
Control Module References
RADIO, LOCK/MIRROR, BCM/CLUSTER, INT LTS, PARK, and HZRD Fuses
SUNROOF, PWR WDW, ABS 10A, ABS 20A, ABS PWR, HVAC BLOWER, AUX1 OUTLET, CIGAR/AUX2, and ECM/PCM Fuses
B+ Bus and EPS Fuse
Figure 4:

RADIO, LOCK/MIRROR, BCM/CLUSTER, INT LTS, PARK, and HZRD Fuses


Object Number: 1794496  Size: FS
Master Electrical Component List
Control Module References
IGN Fuse and Ignition Switch Circuits
PWR SEAT Circuit Breaker, LH HDLP, RH HDLP, BRAKE, PREM AUD, BATT FEED, and HTD SEATS Fuses
PWR SEAT Circuit Breaker, LH HDLP, RH HDLP, BRAKE, PREM AUD, BATT FEED, and HTD SEATS Fuses
Power and Grounding Schematic Icons
Figure 5:

IGN Fuse and Ignition Switch Circuits


Object Number: 1794532  Size: FS
Master Electrical Component List
Control Module References
BACKUP, PWR TRAIN, 10A ABS, and INJECTOR Fuses (Except HP7)
RADIO, LOCK/MIRROR, BCM/CLUSTER, INT LTS, PARK, and HZRD Fuses
B+ Bus and EPS Fuse
Figure 6:

BACKUP, PWR TRAIN, 10A ABS, and INJECTOR Fuses (Except HP7)


Object Number: 1855717  Size: FS
Master Electrical Component List
Control Module References
BACKUP and PWR TRAIN Fuses (HP7)
IGN Fuse and Ignition Switch Circuits
IGN Fuse and Ignition Switch Circuits
Figure 7:

BACKUP and PWR TRAIN Fuses (HP7)


Object Number: 1794535  Size: FS
Master Electrical Component List
Control Module References
TURN, BCM, RADIO (IGN), HVAC, and HTD SEATS Fuse
BACKUP, PWR TRAIN, 10A ABS, and INJECTOR Fuses (Except HP7)
IGN Fuse and Ignition Switch Circuits
Auxiliary Fuse Block (HP7)
Auxiliary Fuse Block (HP7)
Figure 8:

TURN, BCM, RADIO (IGN), HVAC, and HTD SEATS Fuses


Object Number: 1794605  Size: FS
Master Electrical Component List
Control Module References
IGN 1, BCM (IGN), AIR BAG, EPS, and CRUISE Fuses
BACKUP and PWR TRAIN Fuses (HP7)
IGN Fuse and Ignition Switch Circuits
Figure 9:

IGN 1, BCM (IGN), AIR BAG, EPS, and CRUISE Fuses


Object Number: 1794609  Size: FS
Master Electrical Component List
Control Module References
IGN/INJ, EMISS, and ETC Fuses L61
TURN, BCM, RADIO (IGN), HVAC, and HTD SEATS Fuse
IGN Fuse and Ignition Switch Circuits
Power and Grounding Schematic Icons
Power and Grounding Schematic Icons
Power and Grounding Schematic Icons
Power and Grounding Schematic Icons
Figure 10:

IGN/INJ, EMISS and ETC Fuses L61


Object Number: 1794497  Size: FS
Master Electrical Component List
Control Module References
EMISS, IGN/INJ, and ETC Fuses (HP7)
IGN 1, BCM (IGN), AIR BAG, EPS, and CRUISE Fuses
IGN Fuse and Ignition Switch Circuits
B+ Bus and EPS Fuse
Figure 11:

EMISS, IGN/INJ, and ETC Fuses (HP7)


Object Number: 1848373  Size: FS
Master Electrical Component List
Control Module References
EMISS and ETC Fuses L66
IGN/INJ, EMISS, and ETC Fuses L61
B+ Bus and EPS Fuse
Figure 12:

EMISS and ETC Fuses L66


Object Number: 1794517  Size: FS
Master Electrical Component List
Control Module References
ECM/CAM Fuse L66
EMISS, IGN/INJ, and ETC Fuses (HP7)
B+ Bus and EPS Fuse
ECM/CAM Fuse L66
Figure 13:

ECM/CAM and Fuse L66


Object Number: 1794526  Size: FS
Master Electrical Component List
Control Module References
Auxiliary Fuse Block (HP7)
EMISS and ETC Fuses L66
EMISS and ETC Fuses L66
Figure 14:

Auxiliary Fuse Block (HP7)


Object Number: 1848394  Size: FS
Master Electrical Component List
Control Module References
ECM/CAM Fuse L66
B+ Bus and EPS Fuse
BACKUP and PWR TRAIN Fuses (HP7)
BACKUP and PWR TRAIN Fuses (HP7)