HVAC Component Views. GMC Truck Envoy

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2001 🢒 Envoy - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E 🢒 HVAC Component Views

Figure 1:


(1)	A/C Accumulator
(2)	A/C Refrigerant Pressure Sensor

Figure 2:


(1)	A/C Compressor
(2)	A/C Compressor Clutch
(3)	A/C Compressor Clutch Connector

Figure 3:


(1)	Powertrain Control Module (PCM)
(2)	C102
(3)	C101
(4)	Body Harness
(5)	Secondary Air Injection Pump Harness
(6)	S121
(7)	S113
(8)	C117
(9)	Powertrain Control Module (PCM), Connector C1
(10)	Powertrain Control Module (PCM), Connector C2
(11)	Engine Harness

Figure 4:


(1)	S118
(2)	G117

Figure 5:


(1)	Blower Motor and Connector
(2)	Blower Motor Relay
(3)	Blower Motor Resistor and Connector

Figure 6:


(1)	Blower Motor and Connector
(2)	Blower Motor Relay
(3)	Blower Motor Resistor and Connector

Figure 7:


(1)	Fuse Block - Underhood Connector C2
(2)	A/C Compressor Clutch Diode, S103 and S104

Figure 8:


(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 9:

Figure 10:

Figure 11:

Figure 12:


(1)	HVAC Control Assembly
(2)	HVAC Control Assembly Connector C4
(3)	HVAC Control Assembly Connector C1
(4)	HVAC Control Assembly Connector C5
(5)	S215
(6)	HVAC Control Assembly Connector C3
(7)	HVAC Control Assembly Connector C2