How to Install an HVAC Pressure Switch on 2009 Dodge Caliber?

To install the HVAC pressure switch lubricate a new rubber o-ring with some clean refrigerant oil and install it on the discharge line. Securely attach the pressure switch and connect the wire harness. Install back the front face top and reattach the negative battery cable, with the front face top specified O-ring and refrigerant oil.

OEM 2009 Dodge Caliber HVAC Pressure Switch

Air Pressure Switch

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3 HVAC Pressure Switches found

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2009 Dodge Caliber Check Valve Part Number: 5189373AA
$29.06 MSRP: $31.95
You Save: $2.89 (10%)
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Product Specifications
- Other Name: Valve - A/C Line; High & Low Side Charging Adapters; Service Valve Core.; Service Valve; Line Valve; Liquid Line Valve; Valve Core A/C Line
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5189373AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following 2009 Dodge Caliber Submodels:
- R/T, SE, SRT-4, SXT | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS
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2009 Dodge Caliber Check Valve, Rear Part Number: 5003862AA
$4.62 MSRP: $6.95
You Save: $2.33 (34%)
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Product Specifications
- Other Name: Valve - A/C Line; High Side Adapter; Valve Core; Compressor Cut-Out; HVAC Switch; Trinary Switch; Pressure Switch; Fill Valve; Suction, Liquid, Discharge Line Valves; A/C Check Valve Core.
- Position: Rear
- Item Weight: 0.60 Pounds
- Item Dimensions: 0.8 x 0.5 x 0.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5003862AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2009 Dodge Caliber Submodels:
- R/T, SE, SRT-4, SXT | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS
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2009 Dodge Caliber Pressure Switch Part Number: 5174039AB
$116.70 MSRP: $172.00
You Save: $55.30 (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
- Item Weight: 0.40 Pounds
- Item Dimensions: 1.1 x 1.2 x 2.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5174039AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2009 Dodge Caliber Submodels:
- Express, Heat, Mainstreet, R/T, Rush, SE, SRT-4, SXT, Uptown | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS

2009 Dodge Caliber HVAC Pressure Switch Parts and Q&A

Q: How to Install an HVAC Pressure Switch on 2009 Dodge Caliber?
A: To install the HVAC pressure switch lubricate a new rubber o-ring with some clean refrigerant oil and install it on the discharge line. Securely attach the pressure switch and connect the wire harness. Install back the front face top and reattach the negative battery cable, with the front face top specified O-ring and refrigerant oil.