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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 325 (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

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

P0532 

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

P0533 

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

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