HVAC Component Views

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: A/C Low Pressure Switch & A/C Accumulator Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
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

Fig 2: A/C Compressor Clutch Component View - 4.3L

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	A/C Compressor Clutch Connector
2	A/C Compressor
3	Exhaust Gas Recirculation (EGR) Valve Connector
4	A/C High Pressure Switch Connector

Fig 3: A/C Compressor Clutch Component View - 4.8L, 5.3L, 6.0L

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
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

Fig 4: LF Of Engine Compartment Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Condenser
2	Accumulator
3	A/C Refrigerant Pressure Sensor
4	A/C Compressor

Fig 5: Air Temperature Sensors - Upper Left & Right Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Instrument Panel
2	Air Temperature Sensor Connector - Upper Right
3	Air Temperature Sensor Connector - Upper Left
4	Air Temperature Sensor - Upper Left
5	Air Temperature Sensor - Upper Right

Fig 6: Air Temperature Sensor - Lower Left Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Mode Actuator
2	HVAC Module Assembly
3	Lower Left Air Duct
4	Air Temperature Sensor - Lower Left

Fig 7: Air Temperature Sensor - Lower Right Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	HVAC Module Assembly
2	Air Temperature Actuator - Left
3	Air Temperature Sensor - Lower Right

Fig 8: Air Temperature Sensor - Upper Auxiliary Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Air Temperature Sensor - Upper Auxiliary Connector
2	Air Temperature Sensor - Upper Auxiliary
3	Upper Air Duct - Auxiliary
4	RR Passenger Seat Belt Anchor Bolt
5	Passenger Side C - Pillar
6	Auxiliary HVAC Harness

Fig 9: Ambient Air Temperature Sensor Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Radiator Support
2	Forward Lamp Harness Connector
3	Ambient Air Temperature Sensor
4	Front Bumper Filler

Fig 10: HVAC Control Module Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Instrument Panel
2	HVAC Control Module

Fig 11: HVAC Module Assembly - Top Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Mode Door
2	Recirculation Actuator
3	Recirculation door
4	Air Temperature Actuator - Right
5	HVAC Module Assembly
6	Mode Actuator

Fig 12: HVAC Module Assembly - Bottom Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Air Temperature Actuator - Left
2	Blower Motor Control Processor
3	Blower Motor
4	Air Temperature Sensor Connector - Lower Right

Fig 13: LR Of The Passenger Compartment View (Suburban/Yukon XL)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C397
2	G410
3	C395
4	Speaker - Right D - Pillar Connector
5	Auxiliary Power Outlet - Rear
6	Blower Motor - Auxiliary
7	Electronic Suspension Control (ESC) Module
8	Blower Motor Control Processor - Auxiliary
9	Air Temperature Actuator - Auxiliary
10	HVAC Control Module - Auxiliary
11	Mode Actuator - Auxiliary
12	Air Temperature Sensor - Lower Auxiliary

Fig 14: LR Of The Passenger Compartment Component View (Tahoe/Yukon)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Upper Duct Assembly
2	Air Temperature Sensor - Upper Auxiliary
3	G410
4	Blower Motor - Auxiliary
5	Blower Motor Control Processor - Auxiliary
6	Air Temperature Actuator - Auxiliary
7	C397
8	Mode Actuator - Auxiliary
9	Air Temperature Sensor - Lower Auxiliary

Fig 15: Overhead Console Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Overhead Console
2	HVAC Control Assembly - Front Auxiliary
3	HVAC Control Assembly - Front Auxiliary Connector

Fig 16: Sunload Sensor Assembly Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Instrument Panel Bracket
2	Sunload Sensor Harness
3	Sunload Sensor Connector
4	Sunload Sensor Assembly
5	Instrument Panel