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

Inline Connectors


Object Number: 491649  Size: MF
(1)C109
(2)C108
(3)C102
(4)Fuse Block -- Underhood C1
(5) Fuse Block -- Underhood C2
(6) Fuse Block -- Underhood C3
(7)C101
(8)C112
(9)C216
(10)C200
(11)C202
(12)C302
(13)C303
(14)C215
(15)C205
(16)C204
(17)C201
(18)C106
(19)C500
(20)C503
(21)C700
(22)C701
(23)C703
(24)C600
(25)C603
(26)C800
(27)C801
(28)C803
(29)C301
(30)C406
(31)Fuse Block -- Rear C3
(32)Fuse Block -- Rear C2
(33)Fuse Block -- Rear C1
(34)C329
(35)C401
(36)C402
(37)C420
(38)C410
(39)C405
(40)C400
Figure 2:

Harness Pass Throughs


Object Number: 596663  Size: LF
(1)P103
(2)P102
(3)P104
(4)P600
(5)P800
(6)P400
(7)P402
(8)P410
(9)P403
(10)P401
(11)P700
(12)P500
(13)P100
Figure 3:

Right Front Door Module


Object Number: 461047  Size: LF
(1)RH Front Door Module (C3) (LH Similar)
(2)RH Front Door Module (C1) (LH Similar)
(3)RH Front Door Module (C2) (LH Similar)
(4)RH Front Door Module (C4) Outside Power Mirror Pigtail (LH Similar)
(5)C503 (LH) C603 (RH)
(6)RH Front Door Module (LH Similar)
(7)S500 (LH) S602 (RH)
Figure 4:

Right Front Door Wiring


Object Number: 461054  Size: LF
(1)P500(LH) P600(RH)
(2)C500(LH) C600(RH)
(3)Inline To Body Harness (LH Similar)
(4)Door Harness (LH Similar)
Figure 5:

Passenger Compartment, Lower Left Front Corner


Object Number: 461069  Size: LF
(1)C215
(2)S215
(3)S216
(4)P100
(5)Inflatable Restraint Steering Wheel Module Coil
(6)C200
(7)C202
(8)To Stop Lamp Switches
(9)C500
(10)G200
(11)S217
(12)Park Brake Switch
Figure 6:

Engine Compartment, Near the Left Shock Tower


Object Number: 461080  Size: LF
(1)Brake Fluid Level Sensor
(2)Cruise Control Module
(3)C101
(4)G106
Figure 7:

Front Wheel Speed Sensor


Object Number: 460284  Size: MF
(1)LH Wheel Speed Sensor RH Similar
(2)To C103 (LH), C102 (RH)
Figure 8:

Engine Compartment, in the Left Front Corner


Object Number: 460288  Size: LF
(1)Powertrain Control Module (PCM) C1
(2)Powertrain Control Module (PCM) C2
(3)Air Cleaner Assembly
(4)Powertrain Control Module (PCM)
(5)S105
Figure 9:

Right Side of HVAC Housing


Object Number: 482181  Size: MF
(1)Blower Control Module
(2)Passenger Air Mix Actuator
(3)Air Inlet Actuator
(4)Blower Motor
Figure 10:

IP Dash, Left Rear View


Object Number: 491511  Size: MF
(1)C216
Figure 11:

Passenger Compartment, Wiring Harness Under the Carpet


Object Number: 596773  Size: LF
(1)S401
(2)S307
(3)SP306
(4)S302
(5)S305
(6)S304
(7)S303
(8)SP301
(9)C301
(10)SP310
(11)C301
(12)C303
(13)Battery
(14)S309
(15)S308
(16)Fuse Block -- Rear
Figure 12:

LH Front Seat Back


Object Number: 492615  Size: MF
(1)Lumbar Vertical Position Sensor
(2)Lumbar Vertical Motor
(3)LH Seat Recline Motor
(4)S331
(5)S330
(6)Lumbar Horizontal Motor
(7)Lumbar Horizontal Position Sensor
Figure 13:

Front Seat Wiring


Object Number: 596681  Size: LF
(1)LH S315, RH S316
(2)LH S324, RH S322
(3)LH S321, RH S323
(4)LH C314, RH C317
(5)LH C318
(6)LH S317
(7)LH S319
(8)LH S320
Figure 14:

Rear Compartment Lid Wiring


Object Number: 492956  Size: LF
(1)S412
(2)S411
(3)S413