How to Service and Repair an HVAC Pressure Switch on Dodge Caravan?

First, open the connector at the HVAC pressure switch in order to service the Refrigerant Pressure Sensor / Switch. After that, grab an open end wrench to take out the switch from the liquid line. Change the O-ring on the switch and reverse the ways you removed the device.

How to Replace an HVAC Pressure Switch on Dodge Caravan?

You should begin by disconnecting and isolating the negative battery cable before changing the HVAC pressure switch. After that, disconnect the wire harness connector from the HVAC pressure switch that is on the liquid line. Then, take the HVAC pressure switch off the fitting on the liquid line and get rid of the O-ring seal. This procedure can be followed without having to discharge the refrigerant system.

OEM Dodge Caravan HVAC Pressure Switch

Air Pressure Switch

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5 HVAC Pressure Switches found

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Dodge Caravan Pressure Relief Valve Part Number: 4720848
$47.47 MSRP: $60.18
You Save: $12.71 (22%)
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Product Specifications
- Other Name: Valve - High Pressure Relief; A/C Compressor Relief & Control Valve; HVAC Pressure Switch.; Relief Valve; Compressor Assembly, 2.4L Engine (Nippondenso), W/Clutch; High Pressure Relief Valve.
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1996-2000 Dodge Caravan | Base, ES, LE, SE, Sport | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L FLEX, 6 Cyl 3.3 L GAS, 6 Cyl 3.8 L GAS
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Dodge Caravan High Pressure Cut-Off Switch Part Number: 4677362
$11.02 MSRP: $13.97
You Save: $2.95 (22%)
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Product Specifications
- Other Name: Switch; A/C Compressor Cut-Out Switch; HVAC Pressure Switch; HVAC System Switch; Switch, High Pressure Cut - Off
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1993-1995 Dodge Caravan | Base, C/V, ES, LE, SE | 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L CNG, 6 Cyl 3.3 L GAS
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Dodge Caravan Pressure Switch Part Number: 5174039AB
$118.97 MSRP: $175.00
You Save: $56.03 (33%)
Product Specifications
- Other Name: Valve - A/C Pressure Transducer; Refrigerant, HVAC, Compressor, Trinary Switches; Pressure Transducer; Includes O-Ring and Item #4; Discharge Line Valve.
- Replaces: 5175684AA, 5189363AA, 5096084AA, 5174039AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1996-2007 Dodge Caravan | Base, C/V, ES, Ec, LE, SE, SXT, Sport | 2.4L L4, 3.3L V6, 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L FLEX, 6 Cyl 3.3 L GAS, 6 Cyl 3.8 L GAS
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Dodge Caravan High Pressure Switch Part Number: 4740030
Product Specifications
- Other Name: Switch High Pressure Cut O; A/C Compressor Cut-Out Switch; HVAC Pressure Switch; HVAC System Switch; Switch Package, High Pressure Cut Off; Switch, High Pressure Cut - Out; Bolt Package, Manifold; Bolt Package, Housing
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1994-1995 Dodge Caravan | Base, C/V | 4 Cyl 2.5 L GAS
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Dodge Caravan High Pressure Switch Part Number: 5264533
Product Specifications
- Other Name: Switch - High Pressure Cut - Off - Service; A/C Compressor Cut-Out Switch; HVAC Pressure Switch; HVAC System Switch; High Pressure Cut-Off Switch; Cut-Off Switch Package, A/C Compressor Suction Valve, Low Pressure Cut Off.
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1991-1993 Dodge Caravan | Base, C/V, ES, LE, SE | 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS

Dodge Caravan HVAC Pressure Switch

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Dodge Caravan HVAC Pressure Switch Parts and Q&A

Pressure Relief Valve
4720848
Q: How to Service and Repair an HVAC Pressure Switch on Dodge Caravan?
A:
First, open the connector at the HVAC pressure switch in order to service the Refrigerant Pressure Sensor / Switch. After that, grab an open end wrench to take out the switch from the liquid line. Change the O-ring on the switch and reverse the ways you removed the device.
Pressure Switch
5174039AB
Q: How to Replace an HVAC Pressure Switch on Dodge Caravan?
A:
You should begin by disconnecting and isolating the negative battery cable before changing the HVAC pressure switch. After that, disconnect the wire harness connector from the HVAC pressure switch that is on the liquid line. Then, take the HVAC pressure switch off the fitting on the liquid line and get rid of the O-ring seal. This procedure can be followed without having to discharge the refrigerant system.