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

Front of Engine Compartment and Passenger Compartment


Object Number: 1276434  Size: LF
(1)Fuse Block - Underhood
(2)Generator
(3)Battery
(4)Fuse Block - Right Rear
(5)Fuse Block - Left Rear
Figure 2:

Steering Column Components - 1 of 2


Object Number: 1379391  Size: LF
(1)Inflatable Restraint Steering Wheel Module Coil Connector
(2)Inflatable Restraint Steering Wheel Module Coil Connector
(3)C208
(4)Ignition Lock Cylinder Solenoid
(5)Windshield Wiper Washer Switch
(6)Ignition Lock Cylinder Case
(7)Theft Deterrent Module (TDM)
(8)Ignition Switch Connector
(9)C202
(10)C203
(11)Fuse Block - Steering Column
(12)Adjustable Pedal Switch (JF4)
(13)Steering Tilt Lever
(14)Turn Signal/Multifunction Switch
Figure 3:

Ground Locations


Object Number: 1378597  Size: LF
(1)G402 (Left Rear Body Ground)
(2)G307 (Left 2 Bar Ground)
(3)G200 (Left Kickpad Ground)
(4)G111/G112 (LY7 Even Ignition Coil Ground)
(5)G101 (Left Body Rail)
(6)G105 (Left Body Rail Ground RHD)
(7)G104 (Right Body Rail Ground)
(8)G110 (ABS Ground)
(9)G113/G114 (LY7 Engine Ground)
(10)Engine Control Module (ECM) Ground (LY7)
(11)G100 (LH2), G107 (LH2), G108/G109 (LY7), and G102
(12)G105 (Battery Ground)
(13)G201 (Right Kickpad Ground)
(14)G306 (SDM Bracket Ground)
(15)G401 (Right Rear Body Ground)
Figure 4:

Battery Negative Cable


Object Number: 1368965  Size: LF
(1)G102 (LY7 shown, LH2 similar)
(2)Battery Negative Cable Connection to Battery
(3)G105
(4)C103
Figure 5:

Engine Grounds (LY7)


Object Number: 1368969  Size: LF
(1)G108/G109
(2)G111/G112
(3)Engine Control Module (ECM)
(4)G113/G114
(5)ECM Case Ground
(6)ECM Case Ground
(7)ECM
(8)G133
Figure 6:

Rear of Engine (LH2)


Object Number: 1387901  Size: LF
(1)Engine Coolant Temperature (ECT) Sensor
(2)G100
(3)G107
(4)Engine Harness
Figure 7:

Engine Compartment-Left Side


Object Number: 1387975  Size: LF
(1)Shock Absorber-LF
(2)I/P Harness
(3)G101
Figure 8:

Engine Compartment-RF


Object Number: 1388013  Size: LF
(1)Forward Lamp Harness
(2)G104
Figure 9:

G200, G201, G306 and G307


Object Number: 1388023  Size: LF
(1)Body Harness
(2)G201
(3)G306
(4)Splice Pack SP300
(5)G307
(6)G200
Figure 10:

Rear D Pillars


Object Number: 1388273  Size: LF
(1)D - Pillar - RR
(2)G401
(3)Body Harness
(4)D - Pillar - LR
(5)G402
(6)Body Harness