What could cause my van to hesitate off n on while driving after it warms up? on 1995 Chevrolet G Series Van (G20)

replaced muffler, fuel pump, gas filter, cleaned carb. what else could it be?

by in Clyde, TX on November 20, 2012
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2 answers
ANSWER by , November 20, 2012
have shop check it
ANSWER by , November 20, 2012
seek diag and est from your mech,as this the sort of thing that needs to be looked at