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Low Pressure Sensor / Switch: Service and Repair



Air Conditioning (A/C) Refrigerant Low Temperature Sensor Replacement

Removal Procedure




1. Remove the left side insulator/closeout panel.
2. If equipped with OnStar(R), remove the communications interface module.
3. Disconnect the temperature sensor connector from the temperature sensor.
4. Twist the temperature sensor one quarter turn to disengage from the evaporator case assembly.
5. Remove the temperature sensor from the evaporator case assembly.

Installation Procedure




1. Install the temperature sensor to the evaporator case assembly.
2. Twist the temperature sensor one quarter turn to engage to the evaporator case assembly.
3. Install the temperature sensor connector to the temperature sensor.
4. If removed, install the communications interface module.
5. Install the left side insulator/closeout panel.