How to Replace an HVAC Pressure Switch on 2008 Dodge Nitro?

First, isolate the negative battery cable before you remove the HVAC pressure switch. Remove the end of the wire harness from the HVAC pressure switch which sits on the A/C line next to the instrument panel in the engine compartment. Afterward, unmount the HVAC pressure switch from the liquid line and throw away the O-ring. It is possible to skip discharging the refrigerant and the process works the same for all models.

OEM 2008 Dodge Nitro HVAC Pressure Switch

Air Pressure Switch

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3 HVAC Pressure Switches found

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2008 Dodge Nitro 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 2008 Dodge Nitro Submodels:
- Detonator, Heat, R/T, SE, SLT, SXT, Shock | 3.7L V6, 4.0L V6, 6 Cyl 3.7 L GAS, 6 Cyl 4.0 L GAS
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2008 Dodge Nitro Check Valve Part Number: 5179284AA
$16.93 MSRP: $25.05
You Save: $8.12 (33%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve - A/C Line; High & Low Side Charging Adapters; Compressor Cut-Out Switch; System Valve Core; Fill Valve; Liquid Line Valve; Valve; Valve Core A/C Line; Valve Charging
- Item Weight: 0.40 Pounds
- Item Dimensions: 0.6 x 0.6 x 1.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5179284AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Dodge Nitro Submodels:
- Detonator, Heat, R/T, SE, SLT, SXT, Shock | 6 Cyl 3.7 L GAS, 6 Cyl 4.0 L GAS
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2008 Dodge Nitro 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 2008 Dodge Nitro Submodels:
- Detonator, Heat, R/T, SE, SLT, SXT, Shock | 6 Cyl 3.7 L GAS, 6 Cyl 4.0 L GAS

2008 Dodge Nitro HVAC Pressure Switch Parts and Q&A

Q: How to Replace an HVAC Pressure Switch on 2008 Dodge Nitro?
A: First, isolate the negative battery cable before you remove the HVAC pressure switch. Remove the end of the wire harness from the HVAC pressure switch which sits on the A/C line next to the instrument panel in the engine compartment. Afterward, unmount the HVAC pressure switch from the liquid line and throw away the O-ring. It is possible to skip discharging the refrigerant and the process works the same for all models.