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

Lower Right Side of Engine


Object Number: 514100  Size: LF
(1)A/C Compressor
(2)A/C Compressor Connector
Figure 2:

Behind Center of Instrument Panel-HVAC


Object Number: 488013  Size: LF
(1)LH Electric Actuator Connector
(2)RH IP Courtesy Lamp
(3)Blower Motor
(4)Blower Motor Resistor Connector
(5)P100
Figure 3:

HVAC Component Location View


Object Number: 571282  Size: LF
(1)Electric Actuator, LH
(2)Blower Motor
(3)Blower Motor Resistor
(4)P100
(5)Heater-A/C Control Module
(6)Electric Actuator, RH
(7)Mode Actuator Motor Valve
Figure 4:

Lower Center of Instrument Panel


Object Number: 498308  Size: LF
(1)Heater & A/C Control Module
(2)Heater & A/C Control Panel Connector, C1
(3)Heater & A/C Control Panel Connector, C2
(4)Additional Vacuum Connector
(5)Round Vacuum Connector