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

Body Harness - Engine Compartment


Object Number: 1592470  Size: LF
(1)Right Front Fender
(2)X171 (JM4)
(3)Fuse Block - Underhood X2
(4)Left Front Strut Tower
(5)Fuse Block - Underhood X4
(6)G111
(7)X121
(8)X171 (JM4)
(9)X170 (JM4)
Figure 2:

G103


Object Number: 1654399  Size: LF
(1)Transmission Control Module (TCM)
(2)G103
(3)Upper Radiator Support
(4)Electronic Brake Control Module (EBCM)
(5)Engine Control Module (ECM)
Figure 3:

Left Front of the Engine Compartment


Object Number: 1651924  Size: LF
(1)Windshield Washer Fluid Pump
(2)Windshield Wiper Motor Assembly
(3)Brake Fluid Level Switch
(4)Fuse Block - Underhood
(5)G111
(6)Transmission Control Module (TCM) (MN5)
(7)Engine Control Module (ECM)
(8)Electronic Brake Control Module (EBCM)
Figure 4:

Front of the Vehicle


Object Number: 1651962  Size: LF
(1)Park / Turn Signal / DRL Lamp - Right Front
(2)Headlamp - Right
(3)Headlamp - Left
(4)Park / Turn Signal / DRL Lamp - Left Front
(5)Marker Lamp - Left Front
(6)Fog Lamp - Left Front (T37)
(7)Fog Lamp - Right Front (T37)
(8)Marker Lamp - Right Front
Figure 5:

Left Front of the Vehicle


Object Number: 1652137  Size: LF
(1)Upper Radio Support
(2)Left Front Headlamp Assembly
(3)Horn
Figure 6:

Front of the Engine Compartment


Object Number: 1659163  Size: LF
(1)Hood Ajar Switch (AP3)
(2)Inflatable Restraint Front End Sensor
(3)Engine Cooling Fan
(4)Radiator
Figure 7:

Lower Front of the Engine


Object Number: 1659164  Size: LF
(1)Generator
(2)Starter
(3)A/C Refrigerant Pressure Sensor
(4)A/C Compressor Clutch
Figure 8:

Ambient Air Temperature Sensor


Object Number: 1700046  Size: LF
(1)Ambient Air Temperature Sensor
Figure 9:

Left Side of the Engine Compartment


Object Number: 1863495  Size: LF
(1)Liftgate Relay Block (Panel Van)
(2)Transmission Control Module (TCM)
(3)Engine Control Module (ECM)