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1991 Z28 Code 43 & 53
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02-06-2012, 10:33 PM
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USAC97
Drives: 1968 Camaro SS
Join Date: Mar 2011
Location: Bakersfield, CA
Posts: 19
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Okay, I'll check the EGR valve with a vacuum pump to make sure it moves. Probably is the ECM though. I'll keep you posted when I figure it out.
USAC97
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