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

Back Right of Engine Compartment


Object Number: 822086  Size: LF
(1)Engine Harness
(2)Fuse Block-Underhood
(3)Remote Battery Stud
(4)Positive Battery Cable
Figure 2:

Ground Zones


Object Number: 1326821  Size: LF
(1)G202/G200
(2)G102
(3)G103
(4)G205
(5)G203
(6)G106
(7)G400 (C4/C5)
(8)G400 (C6/C7/C8)
(9)G400 (LG4/LG5)
(10)G204
(11)G112
(12)G105
(13)G101
(14)G100 (LG5)
(15)G100 (RH Side of Engine Block - LB7/LLY)
Figure 3:

G118 and G119 (LLY)


Object Number: 1808030  Size: LF
(1)G119
(2)G118
Figure 4:

G120 (LLY)


Object Number: 1809273  Size: LF
(1)Crankshaft Pulley
(2)G120
Figure 5:

Ignition Switch


Object Number: 900962  Size: MF
(1)Ignition Switch
(2)Ignition Key Cylinder
(3)Ignition Key Warning Alarm Switch
(4)Ignition Lock Cylinder Actuator
(5)Steering Column
Figure 6:

I/P Harness


Object Number: 953447  Size: LF
(1)Fuse Block - Underhood (Secondary)
(2)Blower Motor Resistor Assembly (C40/C60)
(3)C207 (30 cavities)
(4)Inflatable Restraint I/P Module (AK5)
(5)Fuse Block - I/P - 1
(6)Fuse Block - I/P - 2
(7)Air Brake Pressure Gage Lamp (JE4), Differential Lock Switch Lamp (HNB/HPL/HPN), Inter-Axle Differential Lock Switch Lamp (Tandem Axle), Rear Axle Driver Control Switch Lamp - Two Speed (HR1/Automatic Transmission)
(8)HVAC Control Assembly (C40/C60)
(9)Turn Signal/Hazard Flasher Module
(10)Daytime Running Lights (DRL) Diode
(11)Instrument Panel Cluster (IPC)
(12)Headlamp Switch
(13)Daytime Running Lights (DRL) Module
(14)SP203 (12 cavities)
(15)C201 (48 cavities)
(16)Inflatable Restraint Steering Wheel Module (AJ3/AK5)
(17)C211 (22 cavities)
(18)C215 (8 cavities)
(19)C150 (4 cavities)
(20)Accelerator Pedal Position (APP) Sensor
(21)Radio
(22)Serial Data Gateway (SDG)
(23)Driver Information Center (DIC)
(24)Engine Control Module (ECM)
(25)C126 (40 cavities)
(26)C109 (40 cavities)
(27)C200
(28)C118
(29)G102
Figure 7:

Lower Right I/P


Object Number: 822034  Size: LF
(1)I/P Harness
(2)Fuse Block - I/P - 2
Figure 8:

Rear of Engine Block


Object Number: 822069  Size: LF
(1)Engine Oil Pressure (EOP) Switch
(2)Engine Harness
(3)Engine Oil Pressure (EOP) Switch Connector
(4)Crankshaft Position (CKP) Sensor Connector
(5)G115
(6)Heated Oxygen Sensor (HO2S)-LH
(7)Crankshaft Position (CKP) Sensor