GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 Blazer - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E 🢒 HVAC Component Views
Figure 1:

A/C Accumulator (4.3L)
Object Number: 614435 Size: LF
(1)A/C Low Pressure Switch
(2)A/C Accumulator
(3)High Side Service Port
(4)C100
(5)Low Side Service Port
Figure 2:

Air Temperature Sensor Assembly - Inside
Object Number: 357167 Size: LF
(1)Air Temperature Sensor Assembly - Inside
Figure 3:

Ambient Air Temperature Sensor
Object Number: 441683 Size: LF
(1)Ambient Air Temperature Sensor
(2)Radiator Baffle
Figure 4:

Engine Harness to A/C Compressor and Diode (4.3L)
Object Number: 392568 Size: MF
(1)A/C Compressor Clutch Connector
(2)A/C Compressor High Pressure Switch Connector
(3)A/C Compressor Clutch Diode, S103 and S104
(4)Fuse Block - Underhood Connector C2
(5)A/C Compressor
Figure 5:

HVAC Control Module and Connector
Object Number: 393151 Size: MF
(1)HVAC Control Module Connector
(2)HVAC Control Module
Figure 6:

HVAC Module Connections
Object Number: 393159 Size: MF
(1)Air Temperature Actuator
(2)Air Temperature Actuator Connector
(3)Splice Pack SP200
(4)Vacuum Control Assembly Connector
(5)Vacuum Control Assembly
Figure 7:

Instrument Panel Details, RH
Object Number: 817272 Size: LF
(1)Air Temperature Sensor -- Lower
(2)I/P Harness
(3)Body Control Module (BCM), Connector C3
(4)C200
(5)C203
(6)I/P Harness
(7)C223
(8)Body Control Module (BCM)
(9)Body Control Module (BCM), Connector C1
(10)Body Harness
(11)Body Control Module (BCM), Connector C2
Figure 8:

Sunload Sensor, Air Temperature Sensor - Upper
Object Number: 393162 Size: MF
(1)Sunload Sensor
(2)Air Temperature Sensor - Upper