Question

My 2008 Chevrolet Avalanche engine light is ON with the code P0521, how do I fix the code?

Answer 1

HI there

This code is an issue with the oil pressure sensor. This could mean low engine oil or a mechanical issue with the engine. Also could mean there is a problem with the sensor itself.

P0521 CHEVROLET - Engine Oil Pressure Sensor/Switch Circuit Range/Performance

Read more: https://www.autocodes.com/p0521_chevrolet.html