Oil gage reads low

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Scotty_12

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Ok guys this has been happening pretty much every morning since the cold weather has started.

First start in the morning oil gage dosen't move. CHECK GANGES LIGHT COMES ON.

Have to restart and oil gage reads correct. This only happens with first start of the day. Any suggestions?
 

Rado

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I am no help but following ! Please post what you do find Thanks
 

Fast69Mopar

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Ok guys this has been happening pretty much every morning since the cold weather has started.

First start in the morning oil gage dosen't move. CHECK GANGES LIGHT COMES ON.

Have to restart and oil gage reads correct. This only happens with first start of the day. Any suggestions?
My suggestion would be to install a manual gauge just to verify that you have the proper oil pressure and if that is okay then replace the oil pressure sending unit.
 

Daw14

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Install mechanical gauge in cab of truck ,remove all doubt.
 

Redtruck-VA

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3rd gen oil pressure gauge is a idiot light that looks like a pressure gauge. If the engine has minimal oil pressure the gauge will read mid range to make the operator feel good. Look it up, but I seem to remember 6psi was the cut off were it would cause the gauge to read low and give an alert. In the OP's case I'm guessing a new pressure switch will solve the issue. But I would double check using a mechanical gauge.20190922_171159.jpg
 

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