rod bearings on 1990 GMC 1500 Pickup

My #6 piston rod keeps spining its rod bearing. What could it be?

by in Myrtle Beach, SC on November 21, 2009
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2 answers
ANSWER by , November 21, 2009
What do you mean it keeps spinning? I assume you replaced the crankshaft the first time around! If you didn't then there lies the problem.
ANSWER by , March 27, 2011
It is probably the cam shaft if so it will need to be pulled and have it sanded