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

Front HVAC Controls


Object Number: 851830  Size: LF
(1)HVAC Control Module
Figure 2:

Overhead Console w/ C69


Object Number: 590173  Size: MF
(1)Overhead Console
(2)Body Harness
(3)HVAC Control Module-Auxiliary
(4)Rear Seat Audio (RSA) Control
(5)Rear Seat Audio (RSA) Control Connector
(6)HVAC Control Module-Auxiliary C1
(7)HVAC Control Module-Auxiliary C2
Figure 3:

Overhead Console w/ U32


Object Number: 817618  Size: LF
(1)Rear Video/Audio HVAC Control Module
(2)Video Display Screen
Figure 4:

Overhead Console Controls w/ U32


Object Number: 851859  Size: LF
(1)Rear Video/Audio/HVAC Module
Figure 5:

Lower Right Front of the Engine


Object Number: 590180  Size: MF
(1)Engine Wiring Harness
(2)A/C Compressor Clutch Connector
(3)A/C Compressor
(4)Engine
(5)Engine Oil Filter
Figure 6:

Front, LH Side of Engine Compartment


Object Number: 447365  Size: LF
(1)LH Strut Tower
(2)Engine Harness
(3)A/C Refrigerant Pressure Sensor
Figure 7:

RH Side of IP


Object Number: 447167  Size: LF
(1)Mode Actuator
(2)I/P Harness
(3)Connector to Recirculation Actuator
(4)Pass Through P100
(5)Blower Motor Resistor Assembly
(6)Blower Motor
Figure 8:

Left Rear of Vehicle on Rear of Wheelhouse


Object Number: 731984  Size: LF
(1)Blower Motor Relay-Auxiliary
Figure 9:

Left Rear of Vehicle on Rear of Wheelhouse


Object Number: 731987  Size: LF
(1)Air Temperature Actuator-Auxiliary
(2)Blower Motor Resistor Assembly-Auxiliary
(3)Blower Motor-Auxiliary
(4)Mode Actuator-Auxiliary