Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2009CORVETTE V8-7.0LREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGREFRIGERANT PRESSURE SENSOR / SWITCHSERVICE AND REPAIR
2009 Chevrolet Corvette V8-7.0L
Refrigerant Pressure Sensor / Switch: Service and Repair
2009 Chevrolet Corvette V8-7.0LSECTION Service and Repair
Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement
Special Tools
J 39400-A - Halogen Leak Detector
Removal Procedure
1. Disconnect the A/C refrigerant pressure sensor electrical connector.
2. Remove the A/C refrigerant pressure sensor from the front evaporator line.
3. Remove and discard the O-ring seal from the A/C refrigerant sensor port.
Installation Procedure
1. Install a new O-ring seal onto the A/C refrigerant pressure sensor port. Refer to O-Ring Replacement (O-Ring Replacement).
Caution: Refer to Fastener Caution (Fastener Caution).
2. Install the A/C refrigerant pressure sensor to the front evaporator line and tighten to5 Nm (44 lb in).
3. Connect the A/C refrigerant pressure sensor electrical connector.
4. Leak test the fittings of the component using J 39400-A - Halogen Leak Detector.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.