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Regal GS, AWD
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Instrument Panel System Displays And Gauges
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Diagnostic Information and Procedures
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DTC P0521, P0522, or P0523: Engine Oil Pressure Sensor
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Conditions for Clearing the DTC
Conditions for Clearing the DTC
The DTC becomes history when the conditions for setting the DTC are no longer present.
The history DTC clears after 40 malfunction-free warm-up cycles.