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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Electrical >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> DTC P0520: Engine Oil Pressure Switch >> Diagnostic Aids

Diagnostic Aids

DTC P0520 can set due to inadequate engine oil pressure. This can be an indication of mechanical engine issues causing lower than expected engine oil pressure.