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

Battery and Underhood Electrical Center 1


Object Number: 340788  Size: FS
Power and Grounding Components
Fusible Links, IP Fuse Block, and Underhood Electrical Centers
U/H Center 1: Cool Fan, TCS BAT, ABS BAT SOL, RH HDLP Door, LH HDLP Door and Horn Fuses
U/H Center 1: Cool Fan, TCS BAT, ABS BAT SOL, RH HDLP Door, LH HDLP Door and Horn Fuses
U/H Center 1: Cool Fan, TCS BAT, ABS BAT SOL, RH HDLP Door, LH HDLP Door and Horn Fuses
U/H Center 1: Cool Fan, TCS BAT, ABS BAT SOL, RH HDLP Door, LH HDLP Door and Horn Fuses
U/H Center 1: Cool Fan, TCS BAT, ABS BAT SOL, RH HDLP Door, LH HDLP Door and Horn Fuses
Fusible Links, IP Fuse Block, and Underhood Electrical Centers
Figure 2:

Fusible Links, IP Fuse Block, and Underhood Electrical Centers


Object Number: 340791  Size: FS
Power and Grounding Components
Ignition Switch and Underhood Electrical Center 2
Battery and Underhood Electrical Center 1
Battery and Underhood Electrical Center 1
Ignition Switch and Underhood Electrical Center 2
Ignition Switch and Underhood Electrical Center 2
U/H Center 1: Fuel Pump, AIR Pump and PCM BAT Fuses
U/H Center 1: Fuel Pump, AIR Pump and PCM BAT Fuses
U/H Center 1: Fuel Pump, AIR Pump and PCM BAT Fuses
I/P Fuses 7, 9, 10 and 11
I/P Fuses 7, 9, 10 and 11
I/P Fuses 4, 8 and Circuit Breaker 12
I/P Fuses 4, 8 and Circuit Breaker 12
I/P Fuses 4, 8 and Circuit Breaker 12
I/P Fuses 1, 2, 5 and 6
I/P Fuses 1, 2, 5 and 6
I/P Fuses 7, 9, 10 and 11
I/P Fuses 7, 9, 10 and 11
Figure 3:

Ignition Switch and Underhood Electrical Center 2


Object Number: 340793  Size: FS
Power and Grounding Components
Ignition Switch and IP Fuse Block
Fusible Links, IP Fuse Block, and Underhood Electrical Centers
Fusible Links, IP Fuse Block, and Underhood Electrical Centers
Ignition Switch and IP Fuse Block
Fusible Links, IP Fuse Block, and Underhood Electrical Centers
Starting System
U/H Center 2: STRTR, PCM IGN and ABS IGN Fuses
U/H Center 2: STRTR, PCM IGN and ABS IGN Fuses
U/H Center 2: STRTR, PCM IGN and ABS IGN Fuses
U/H Center 2: ENG CTRL Fuse
U/H Center 2: ETC and A/C Cruise Fuses
U/H Center 2: ETC and A/C Cruise Fuses
U/H Center 2: ENG SEN Fuse
U/H Center 2: INJ 1 and INJ 2 Fuses
U/H Center 2: INJ 1 and INJ 2 Fuses
Figure 4:

Ignition Switch and IP Fuse Block


Object Number: 340795  Size: FS
Power and Grounding Components
Ignition Switch and Underhood Electrical Center 2
Ignition Switch and Underhood Electrical Center 2
I/P Fuses 3, 14, 17 and Circuit Breaker 15
I/P Fuses 1, 2, 5 and 6
I/P Fuses 1, 2, 5 and 6
I/P Fuses 3, 14, 17 and Circuit Breaker 15
I/P Fuses 3, 14, 17 and Circuit Breaker 15
I/P Fuses 13 and 16
I/P Fuses 13 and 16
I/P Fuses 3, 14, 17 and Circuit Breaker 15