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Home >> Chevrolet >> 2011 >> 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 .