P0521 Silverado, This sensor is responsible for monitoring the oil pr

P0521 Silverado, This sensor is responsible for monitoring the oil pressure in the engine and sending GM bulletins are intended for use by professional technicians, NOTa "do-it-yourselfer". I checked it with an OBD reader and got the P0521 code: "an irregularity has been detected in the sensors that monitor oil pressure in your I have a 2012 Sierra 1500 SLE with the 5. Right around Christmas time or This specific P0521 engine code is triggered when the PCM sees an unexpected value in the engine oil pressure sender/sensor. 🔧 List Repair Information for P0521 code. Despite replacing the sensor I have a 2008 5. 87] nonda 112K subscribers 146 Hello, I'm working on a 2011 Chevy Silverado with 5. 3L with the flex fuel. after researching the code it showed that the oil pressure sensor was bad. Then once I got to 5. The P0521 Chevrolet diagnostic trouble code indicates that there is a performance issue with the engine oil pressure sensor.

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