gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Service Port HVAC|Service and Repair|Page 10577 > < High Pressure Sensor / Switch, HVAC|Service and Repair
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Service Port HVAC: Service and Repair

Air Conditioning Refrigerant Service Valve Core Replacement

Special Tools

*

J 39400-A - Halogen Leak Detector

*

J 46246 - Valve Core Removal Tool

Removal Procedure

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging   (See: Service and Repair/Procedures/Refrigerant Recovery and

Recharging).

2. Use J 46246 - Valve Core Removal Tool or equivalent to remove the valve core.

Installation Procedure

1. Use J 46246 - Valve Core Removal Tool or equivalent to install and tighten the valve core.

Service Port HVAC|Service and Repair|Page 10577 > < High Pressure Sensor / Switch, HVAC|Service and Repair