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Diagnostic Trouble Code Definitions

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC	Fault
P0530	A/C Refrigerant Pressure Sensor High Or Low Voltage
P1546	Short Or Open In A/C Compressor Clutch Relay Circuit