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bruce90

bruce90 5/14/2012

1994 Dodge Ram 1500 Base 8 Cyl 5.20L

Engine

Why is my oil pressure gauge dropping to zero at idling speed after it warms up?

We replaced the oil pump, pump screen, and the oil pressure switch. And the oil level is good. What could still be causing this?

1 Answer


CVO

CVO 5/15/2012

Oil galleries plugged up with oil sludge or deposits.

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CVO

bruce90 5/15/2012

Any suggestions on unclogging them?

CVO

CVO 5/15/2012

Seafoam motor treatment. See this http://www.seafoamsales.com/motor-treatment.html

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