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Home >> Chevrolet >> 2012 >> Express 2500 V8-4.8L >> Repair and Diagnosis >> Heating and Air Conditioning >> Refrigerant Pressure Sensor / Switch >> Service and Repair >> Air Conditioning Cycling Switch Replacement
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Air Conditioning Cycling Switch Replacement




Air Conditioning Cycling Switch Replacement

Special Tools

J 39400-A Halogen Leak Detector

Removal Procedure





1. Disconnect the low pressure switch electrical connector (2).

2. Remove the low pressure switch (1) from the accumulator.

3. Remove the O-ring seal.

Installation Procedure





1. Install the new O-ring seal to the switch. Refer to Air Conditioning O-Ring Seal Replacement Air Conditioning O-Ring Seal Replacement.

Caution:
Refer to Fastener Caution Fastener Caution.

2. Install the A/C low pressure switch (1) to the accumulator and tighten to 4 Nm (35 lb in).

3. Connect the low pressure switch electrical connector (2).

4. Leak test the fittings of the component using the J 39400-A.