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

A/C Low Pressure Switch and A/C Accumulator


Object Number: 349894  Size: MF
(1)Auxiliary Battery Relay
(2)A/C Accumulator
(3)A/C Low Pressure Switch
(4)Inner Wheel Well
(5)Coolant Level Switch Connector
(6)Mass Air Flow (MAF) Sensor
(7)Air Cleaner Assembly
(8)Engine Coolant Recovery Reservoir
(9)Auxiliary Battery Relay Electrical Connector
Figure 2:

A/C Compressor Clutch -4.8L, 5.3L, 6.0L


Object Number: 310258  Size: LF
(1)A/C Compressor Clutch
(1)A/C Compressor Clutch
(2)A/C Compressor Clutch Connector
(3)A/C High Pressure Switch Connector
(3)A/C High Pressure Switch Connector
(4)A/C High Pressure Switch
(5)Engine Oil Level Switch
(6)Starter
(7)Crankshaft Position (CKP) Sensor
(8)Starter Solenoid Connector
Figure 3:

A/C Refrigerant Pressure Sensor


Object Number: 310810  Size: MF
(1)Radiator Core Support
(2)A/C High Pressure Line
(3)Headlamp Support
(4)A/C Refrigerant Pressure Sensor
(5)A/C Refrigerant Pressure Sensor Conector
Figure 4:

Ambient Air Temperature Sensor


Object Number: 741098  Size: MF
(1)Radiator Support
(2)Forward Lamp Harness Connector
(3)Ambient Air Temperature Sensor
(4)Front Bumper Filler
Figure 5:

HVAC Control Module


Object Number: 349763  Size: MF
(1)Instrument Panel
(2)HVAC Control Module
Figure 6:

HVAC Module Assembly - Top


Object Number: 901410  Size: MF
(1)Mode Door
(2)Recirculation Actuator
(3)Recirculation door
(4)Air Temperature Actuator - Right
(5)HVAC Module Assembly
(6)Mode Actuator
Figure 7:

HVAC Module Assembly - Bottom


Object Number: 901401  Size: MF
(1)Air Temperature Actuator - Left
(2)Blower Motor Control Processor
(3)Blower Motor
(4)Air Temperature Sensor Connector - Lower Right
Figure 8:

HVAC Control Processor - Auxiliary


Object Number: 1199107  Size: MF
(1)HVAC Control Processor - Auxiliary
(2)HVAC Control Assembly - Rear Auxiliary Connector
(3)Courtesy/Reading Lamp - Mid Connector
(4)Overhead Console
Figure 9:

HVAC Auxiliary Control Assemblies


Object Number: 1199101  Size: MF
(1)HVAC Control Assembly - Rear Auxiliary
(2)HVAC Control Assembly - Front Auxiliary
(3)Inside Rearview Mirror
Figure 10:

LR of the Passenger Compartment (Tahoe/Yukon)


Object Number: 1199097  Size: MF
(1)Auxiliary HVAC Module Assembly
(2)C397
(3)Blower Motor - Auxiliary
(4)G410
(5)Blower Motor Resistor Assembly - Auxiliary
(6)Auxiliary Temperature Actuator
(7)C312
(8)Auxiliary Mode Actuator