GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Chevy K Silverado - 4WD 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 HVAC Component Views
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 - 4.3L
Object Number: 310511 Size: MF
(1)A/C Compressor Clutch Connector
(2)A/C Compressor
(3)Exhaust Gas Recirculation (EGR) Valve Connector
(4)A/C High Pressure Switch Connector
Figure 3:

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 4:

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 5:

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 6:

HVAC Control Module
Object Number: 349763 Size: MF
(1)Instrument Panel
(2)HVAC Control Module
Figure 7:

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 8:

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