Mechanics

KNOCKING NOISE

1997 GMC C1500 • V8 4WD Automatic • 180,000 miles

I have a 97 GMC 1500 Z71, 5.7L V8 4X4 automatic that has a knocking noise. I had an oil change a put in oil 10w - 50. I'm at a loss of what the problem could be.
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Rnwebb
April 17, 2011.



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