Cylinder misfire on 7 on 2001 Chevrolet Express 3500

Service engine soon . Code said it was cylinder 7 misfire . What all should I look for that will cause this problem.

by in Cumberland, MD on June 15, 2011
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1 answer 2 comments
ANSWER by , June 15, 2011
Most misfires are caused by ignition issues - such as a spark plug or ignition wire that has failed or has excessive spark leak. You could also have an injector issue, but I'm pretty sure you'll find your issue on the ignition side.
COMMENT by , June 16, 2011
Found wire off spark plug. Thank for your help. Thought it may be more complicated.
COMMENT by , June 16, 2011
Fantastic! Glad it was an easy fix. Thank you for visiting RepairPal!