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

Lower Right Front of Engine (w/RPO L36,L67)


Object Number: 305309  Size: LF
(1)A/C Compressor Clutch
(2)A/C Compressor Clutch Coil Connector
(3)A/C Compressor
Figure 2:

Lower Right Front Side of Engine (LG8)


Object Number: 587872  Size: LF
(1)A/C Compressor Clutch
Figure 3:

Powertrain Control Module (PCM)--LH Side of Engine Compartment


Object Number: 757035  Size: LF
(1)Air Cleaner/PCM Housing
(2)A/C Refrigerant Pressure Sensor
(3)Powertrain Control Module (PCM), C2
(4)Powertrain Control Module (PCM), C1
(5)Powertrain Control Module (PCM)
Figure 4:

Behind Instrument Panel (CJ3)


Object Number: 571282  Size: LF
(1)Air Temperature Actuator-Right
(2)Blower Motor
(3)Blower Motor Resistor Assembly
(4)P100
(5)HVAC Module
(6)Air Temperature Actuator-Left
(7)Mode Actuator
Figure 5:

Lower Center of Instrument Panel


Object Number: 498308  Size: LF
(1)HVAC Control Module
(2)HVAC Control Module Connector C1
(3)HVAC Control Module Connector C2
(4)Vacuum Connector
(5)Round Vacuum Connector