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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System - Automatic >> Diagnostic Information and Procedures >> DTC P0532 or P0533: Air Conditioning (A/C) Refrigerant Pressure Sensor >> Conditions for Setting the DTC

Conditions for Setting the DTC

P0532 

The ECM detects that the A/C pressure is less than 1 psi (0.25V).

P0533 

The ECM detects that the A/C pressure is more than 428 psi (4.92V).

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