Oil pressure goes up when on accelerating

Asked by May 22, 2017 at 11:02 PM about the 2004 Chevrolet TrailBlazer LT 4WD

Question type: General

I have a 2004 trailblazer with the 4.2 and every time
I give it gas the oil pressure goes up but at a stop
stays at 40 but going up the mtn it will go up to 60
is that normal or no

4 Answers

73,945

Yes, that's normal. The oil pump is driven by the engine. When the engine speeds up the oil pump pumps faster, so the oil pressure increases. HTH. -Jim

28,645

also a ruel of thumb..every 1000 rpm need 10 lbs pressure..so if you bring it up to 6000 rpm you need 60 lbs of oil pressurs...see

1 of 1 people found this helpful.
8,105

i've went from 28 psi city to 62psi cruising on the hwy in a 1989 riviera. very normal.

1 of 1 people found this helpful.
58,185

N O R M A L !

1 of 1 people found this helpful.

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