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

A/C Refrigerant Pressure Sensor (2.2L)


Object Number: 357123  Size: LF
(1)A/C Accumulator
(2)A/C Refrigerant Pressure Sensor
Figure 2:

A/C Compressor Clutch Coil (2.2L)


Object Number: 357122  Size: LF
(1)A/C Compressor
(2)A/C Compressor Clutch
(3)A/C Compressor Clutch Coil
Figure 3:

Body and Engine Harness to Vehicle Control Module (VCM) 4.3L and C101


Object Number: 392149  Size: MF
(1)Vehicle Control Module (VCM)
(2)Vehicle Control Module (VCM) Connector C3
(3)Vehicle Control Module (VCM) Connector C1
(4)C101
(5)A/C Cycling Switch and Connector
(6)Vehicle Control Module (VCM) Connector C2
(7)Vehicle Control Module (VCM) Connector C4
Figure 4:

S118, G117


Object Number: 391655  Size: MF
(1)S118
(2)G117
Figure 5:

Body Wiring to Blower Motor and Resistor (RPO C42)


Object Number: 595462  Size: MF
(1)Blower Motor and Connector
(2)Blower Motor Relay
(3)Blower Motor Resistor and Connector
Figure 6:

Body Wiring to Blower Motor and Resistor (RPO C60)


Object Number: 531763  Size: MF
(1)Blower Motor and Connector
(2)Blower Motor Relay
(3)Blower Motor Resistor and Connector
Figure 7:

A/C Compressor Clutch Diode (2.2L)


Object Number: 392460  Size: MF
(1)Underhood Fuse Block Connector C2
(2)A/C Compressor Clutch Diode, S103 and S104
Figure 8:

Engine Harness to A/C Compressor and Diode (4.3L)


Object Number: 392568  Size: MF
(1)A/C Compressor Clutch Coil Connector
(2)A/C Compressor High Pressure Switch Connector
(3)A/C Compressor Clutch Diode, S103 and S104
(4)Underhood Fuse Block Connector C2
(5)A/C Compressor
Figure 9:

Instrument Panel Wiring, LF


Object Number: 392573  Size: MF
(1)C209
(2)G200 and G202
(3)G201
Figure 10:

Air Temperature Actuator


Object Number: 1726578  Size: MF
(1)Air Temperature Actuator
(2)Vacuum Harness
(3)HVAC Module
Figure 11:

IP Wiring Harness Composite View


Object Number: 392583  Size: MF
(1)S217
(2)Splice Pack SP203
(3)S205
(4)C203
Figure 12:

IP Wiring to Heater and A/C Controller


Object Number: 392587  Size: MF
(1)Heater and A/C Controller
(2)Heater and A/C Controller Connector C4
(3)Heater and A/C Controller Connector C1
(4)Heater and A/C Controller Connector C5
(5)S215
(6)Heater and A/C Controller Connector C3
(7)Heater and A/C Controller Connector C2