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Home >> GMC >> 2009 >> Sierra Denali AWD V8-6.2L >> 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 (Non-HP2)

Removal Procedure

1. Disconnect the electrical connector from the A/C low pressure switch.




2. Remove the A/C low pressure switch from the accumulator.
3. Remove the O-ring and discard.



Installation Procedure

1. Install the new O-ring seal to the switch. Refer to Air Conditioning O-Ring Seal Replacement (A/C Coupler O-ring) .




Caution: Refer to Fastener Caution (Fastener Caution) .
2. Install the A/C low pressure switch to the accumulator and tighten to 6 Nm (53 lb in) .
3. Connect the electrical connector to the A/C low pressure switch.
4. Leak test the fittings of the components using the J 39400-A .