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

I/P Harness Routing


Object Number: 1524011  Size: LF
(1)I/P Carrier
(2)G203
(3)G201
(4)S233
(5)C275
(6)SP200
(7)Data Link Connector (DLC)
(8)C201
(9)C204
(10)Body Control Module (BCM) C4
(11)Body Control Module (BCM) C2
(12)I/P Carrier Trim
(13)Radio Antenna Coax
(14)C200
(15)C210
Figure 2:

I/P Components


Object Number: 1825386  Size: LF
(1)Instrument Panel Cluster (IPC)
(2)Ambient Light Sensor
(3)Hazard Switch
(4)Radio
(5)Remote Control Door Lock Receiver (RCDLR) (AUO)
(6)Heated Seat Switch - Passenger (KA1)
(7)HVAC Control Module
(8)Body Control Module (BCM)
(9)Heated Seat Switch - Driver (KA1)
(10)I/P Dimmer Switch
(11)Fog Lamp Switch (T37)
(12)Data Link Connector (DLC)
(13)Rear Compartment Lid Release Switch
(14)I/P Trim