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Home >> Buick >> 2015 >> Verano Premium, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> DTC P0520: Engine Oil Pressure Switch Circuit >> 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.