Mechanics

MINIVAN VIBRATE

1989 Chevrolet Astro • 6 cylinder 2WD Automatic •

Why my astro van 1989 start vibrate after drove about 20 to 45 minutes and ahead. I notice that the oil gauge, move down, when I make a stop and wait for green light, then when I move ahead again the oil gauge level go to normal levels like 3qt. Of the complete gauge. Just for information THE ENGINE WAS REBULD like 18 months a go. Please help me whit this issue.

I really preciated you answers dear 2CAR-PROS
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Astrojuan89
March 16, 2011.



IT is normal for the pressure to drop some when the rpm's go down. How low does it get?