Refrigerant Pressure Sensor / Switch: Service and Repair

2001 Chevrolet Monte Carlo V6-3.4L VIN ESECTION Service and Repair
A/C REFRIGERANT PRESSURE SENSOR REPLACEMENT

TOOLS REQUIRED
J 39400-A Halogen Leak Detector

REMOVAL PROCEDURE




1. Remove the air cleaner assembly.
2. Disconnect the electrical connector from the A/C refrigerant pressure sensor.




3. Remove the A/C refrigerant pressure sensor from the condenser tube.

INSTALLATION PROCEDURE

IMPORTANT: Lubricate a new O-ring seal with mineral base 525 viscosity refrigerant oil.




1. Install the new O-ring seal.

NOTE: Refer to Fastener Notice in Service Precautions.

2. Install the A/C refrigerant pressure sensor to the condenser tube.

Tighten
Tighten the A/C refrigerant pressure sensor to 4.7 N.m (41 lb in).




3. Connect the electrical connector to the A/C refrigerant pressure sensor.
4. Install the air cleaner assembly.
5. Leak test the fittings of the component using J 39400-A.


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.