P0521 Code: Engine Oil Pressure Sensor/Switch Range/Performance - In The Garage with CarParts.com
Need help* p0521 keeps coming up. Replaced the oil pressure switched once. Screen was already removed. Why is it coming back and what else could cause this? : r/ChevyTrucks
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P0521 Code: Engine Oil Pressure Sensor/Switch Range/Performance - In The Garage with CarParts.com