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Posted

So I have a 2019 Silverado 5.3 the oil pressure gauge dropped to zero with engine light oil pump works. I changed the sensor still nothing so I put the scanner scanner says mass air flow sensor not connecting would a mass air flow sensor somehow caused the oil pressure sensor not to work.? I know a lot of the sensors are all connected, I tried to clear the code and comes back right away And truck drives perfectly 

Posted
12 minutes ago, Jeremy pichette said:

So I have a 2019 Silverado 5.3 the oil pressure gauge dropped to zero with engine light oil pump works. I changed the sensor still nothing so I put the scanner scanner says mass air flow sensor not connecting would a mass air flow sensor somehow caused the oil pressure sensor not to work.? I know a lot of the sensors are all connected, I tried to clear the code and comes back right away And truck drives perfectly 

 

 

mmm I'm thinking you've got more codes in there.  

Posted

MAF bad could be pulling down the 5v reference signal affecting the oil pressure sender signal. 

Post the exact code you are getting. 

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