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

Forward Lamp Harness


Object Number: 1592477  Size: LF
(1)S101
(2)Fuse Block - Underhood C3
(3)Hood Ajar Switch
(4)S102
(5)Fascia
(6)G111
(7)G109
Figure 2:

Engine Harness - Front (L61)


Object Number: 1592505  Size: LF
(1)C160
(2)Engine Valve Cover
(3)Fuse Block - Underhood C1
(4)C101
(5)S103
(6)C100 (MN5)
(7)G107
(8)G105
Figure 3:

Engine Harness - Front (LE5)


Object Number: 1592499  Size: LF
(1)Engine Cover
(2)S103
(3)C101
(4)Fuse Block - Underhood C1
(5)Engine Control Module C2
(6)Engine Control Module C3
(7)C160
(8)Intake Manifold
(9)G105
Figure 4:

Engine Harness - Rear (L61)


Object Number: 1592508  Size: LF
(1)Fuse Block - Underhood C1
(2)Engine Block
(3)Neutral Safety Backup Switch Connector
(4)G107
(5)C100
(6)S103
(7)Engine Control Module Connector
(8)Transmission Control Module Connector
Figure 5:

Engine Harness - Rear (LE5)


Object Number: 1592501  Size: LF
(1)Fuse Block - Underhood C1
(2)C101
(3)S106
(4)S105
(5)G108
(6)S107
(7)Engine Block
(8)Starter
(9)G107
(10)Engine Control Module C3
(11)Engine Control Module C2
Figure 6:

I/P Harness


Object Number: 1592467  Size: LF
(1)Instrument Panel
(2)Ambient Light Sensor
(3)S201
(4)S200
(5)S206
(6)G203
(7)G201
(8)C201
(9)Data Link Connector (DLC)
(10)SP205
(11)Body Control Module (BCM) C2
(12)Body Control Module (BCM) C4
(13)C210
(14)C206
(15)C200 (KA1, UE1, U2K)
(16)S204
(17)S205 (UE1)
Figure 7:

I/P Extension Harness Inlines


Object Number: 1863458  Size: LF
(1)C300
(2)C222 (Panel Van)
(3)S209 (Panel Van)
(4)S210 (Panel Van)
(5)C221 (Panel Van)
(6)C201
(7)C205
(8)G201
(9)G203
Figure 8:

Power Steering Harness


Object Number: 1592512  Size: LF
(1)Steering Column
(2)G109
Figure 9:

HVAC Jumper Harness


Object Number: 1592510  Size: LF
(1)HVAC Module
(2)S203
(3)C210
Figure 10:

Body Harness - Engine Compartment


Object Number: 1592470  Size: LF
(1)RF Fender
(2)C171 (JM4)
(3)Fuse Block - Underhood C2
(4)LF Strut Tower
(5)Fuse Block - Underhood C4
(6)G111
(7)C121
(8)HO2S Bank 1 Sensor 1 Connector
(9)C170 (JM4)
Figure 11:

Body Harness - Passenger Compartment


Object Number: 1592471  Size: LF
(1)C201
(2)C205
(3)S312
(4)S318 (U2K)
(5)S317 (U2K)
(6)S204
(7)C200
(8)C211
(9)C300
(10)S311
(11)S302
(12)G306
(13)G302
(14)C310
(15)C316
(16)S405
(17)S401
(18)S407 (UE1)
(19)S408 (UE1)
(20)C400
(21)C402
(22)Inflatable Restraint Roof Rail Module -- Left (ASF)
(23)S403
(24)S400
(25)G402
(26)Inflatable Restraint Roof Rail Module -- Right (ASF)
(27)C405 (w/o UE1)
(28)C403
(29)S303
(30)S402
(31)G401
(32)S409 (UE1)
(33)S404
(34)S307
(35)C311
(36)G301
(37)S301
(38)C315
(39)S300
(40)C301
Figure 12:

Driver Seat Harness


Object Number: 1654398  Size: LF
(1)Seat Frame
(2)S313 (AJ6)
(3)C319 (AJ6)
(4)S314 (AJ6)
(5)C315
Figure 13:

Passenger Seat Harness


Object Number: 1654397  Size: LF
(1)S315
(2)Arm Rest
(3)C314 (KA1)
(4)C316
Figure 14:

Headliner Harness


Object Number: 1592481  Size: LF
(1)Headliner
(2)S308 (CF5)
(3)S309 (CF5)
(4)S310 (UE1)
(5)S410 (UE1)
(6)C404 (UE1)
(7)C397 (CF5)
(8)S316
(9)S305 (UE1)
Figure 15:

LF Door Harness


Object Number: 1751381  Size: LF
(1)Door Frame
(2)Door Latch - Driver Connector
(3)C301
(4)S500
Figure 16:

RF Door Harness


Object Number: 1592491  Size: LF
(1)Door Frame
(2)C300
(3)Door Latch - Passenger Connector
Figure 17:

LR Door / Rear Access Panel Harness


Object Number: 1592493  Size: LF
(1)Door Frame
(2)Door Latch - LR (Except Panel Van), Rear Access Panel Latch - LR (Panel Van) Connector
(3)C311
Figure 18:

RR Door / Rear Access Panel Harness


Object Number: 1592497  Size: LF
(1)Door Frame
(2)C310
(3)Door Latch - RR (Except Panel Van), Rear Access Panel Latch - RR (Panel Van) Connector
Figure 19:

Chassis Harness


Object Number: 1592517  Size: LF
(1)C401
(2)Rear Suspension Assembly
Figure 20:

Liftgate Harness


Object Number: 1592483  Size: LF
(1)C402
(2)C400
(3)Liftgate
(4)S900
(5)S901
Figure 21:

G107


Object Number: 1546027  Size: LF
(1)Transmission Case
(2)C100
(3)G107
(4)Engine Harness
Figure 22:

RR of the Passenger Compartment


Object Number: 1757199  Size: LF
(1)Digital Radio Receiver (U2K)
(2)Vehicle Communication Interface Module (VCIM) (UE1)
(3)VCIM fuse Holder - 10AMP (UE1)
(4)BCM Fuse holder - 50AMP
(5)S411 (UE1)
(6)Battery
(7)Battery Current Sensor
(8)Floor Panel
(9)G403
Figure 23:

C105


Object Number: 1757198  Size: LF
(1)C105
(2)Fuse Block - Underhood Bracket
(3)Transmission Control Module (TCM)
Figure 24:

Right Rear Cargo Area (Panel Van)


Object Number: 1863471  Size: LF
(1)Wheel Well - RR
(2)S319 (Panel Van)
(3)S321 (Panel Van)
(4)S320 (Panel Van)
(5)Fuse Block - Rear Access Panel (Panel Van)
(6)C406 (Commercial Accessory Power)
Figure 25:

Rear Access Panel Components (Panel Van)


Object Number: 1863455  Size: LF
(1)Rear Access Panel - RR
(2)Rear Access Panel Latch - RR
(3)Speaker - RR
(4)C310
(5)C311
(6)Speaker - LR
(7)Rear Access Panel Latch - LR
(8)Rear Access Panel - LR