How to Service and Repair an HVAC Pressure Switch on 2009 Chrysler Aspen?

When working on a refrigerant pressure sensor/switch, place a special R-134a material O-ring on it and make sure you use the correct type of refrigerant oil for the A/C compressor. Use some clean refrigerant oil to lubricate a new rubber O-ring seal 4 and set it onto the discharge line fitting 3. After that, fit and securely tighten the HVAC pressure switch 2 onto the discharge line fitting. Link connector 1 of the wire harness to the HVAC pressure switch and then attach the negative battery cable back to the battery.

OEM 2009 Chrysler Aspen HVAC Pressure Switch

Air Pressure Switch

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2 HVAC Pressure Switches found

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2009 Chrysler Aspen Check Valve Part Number: 5003461AA
$21.66 MSRP: $31.95
You Save: $10.29 (33%)
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Product Specifications
- Other Name: Valve Core - A/C Line, Low Side Adapter; Service Valve; HVAC Pressure Switch; A/C Trinary Switch; Pressure Switch; Service Valve; Suction Line Valve; Discharge Line Valve; Tube Assembly Valve.
- Replaces: 5011346AA
- Item Weight: 0.50 Pounds
- Item Dimensions: 0.3 x 3.8 x 4.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5003461AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2009 Chrysler Aspen Submodels:
- Limited Hybrid | 8 Cyl 5.7 L FULL HYBRID EV-GAS (FHEV)
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2009 Chrysler Aspen 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
- 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 Chrysler Aspen Submodels:
- Limited, Limited Hybrid | 8 Cyl 5.7 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.7 L GAS

2009 Chrysler Aspen HVAC Pressure Switch Parts and Q&A

Q: How to Service and Repair an HVAC Pressure Switch on 2009 Chrysler Aspen?
A: When working on a refrigerant pressure sensor/switch, place a special R-134a material O-ring on it and make sure you use the correct type of refrigerant oil for the A/C compressor. Use some clean refrigerant oil to lubricate a new rubber O-ring seal 4 and set it onto the discharge line fitting 3. After that, fit and securely tighten the HVAC pressure switch 2 onto the discharge line fitting. Link connector 1 of the wire harness to the HVAC pressure switch and then attach the negative battery cable back to the battery.