1990 Chevy Cheyenne USING OIL

1990 CHEVROLET CHEYENNE
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HOUNDDOG69
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Engine Mechanical problem
1990 Chevy Cheyenne 6 cyl Two Wheel Drive Automatic

LAST WEEK I CHANGED OIL IN MY PICKUP 4.3L AND TODAY I NOTICED MY OIL GAUGE WAS FLUCTUATING AND ENGINE PINGING I CHECKED OIL AND NOTHING ON DIPSTICK. I FOUND NO OBVIOUS OIL LEAKS AND NO OIL IN RADIATOR. I PUT OIL BACK IN ENGINE AND REVVED UP ENGINE AND HELD HAND AT END OF THE EXHAUST AND LOTS OF WATER AND WHAT LOOKED LIKE OIL WAS ON MY HAND BUT IT DINT FEEL LIKE OIL. IT SMOKED A LITTLE BLUEISH WHITE AT START UP BUT WENT AWAY WHEN ENGINE WARMED UP. WHATS WRONG ? WHERE DID MY OIL GO? I PUT MAYBE 200 MILES ON DURING THAT WEEK.
May 4, 2010 at 1:17 PM
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BLUELIGHTNIN6
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Hello and thanks for donating


You may have a cracked head or head gasket. Test the compression on each cylinder. If one is low then there is definitely internal damage somewhere or the gasket has failed.
May 4, 2010 at 7:13 PM