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68C15 · 01-17-2011, 09:01 AM

flashing light means you have a catalyst damaging missfire. the codes will remain for 40-50 ignition cycles without failure.
just thinking here; you have a wet enviorment now, right? is there moisture in the cap?

01-17-2011, 09:01 AM	#2
68C15 blood type; Retumbo Join Date: Jan 2004 Location: next to my reloading bench Posts: 10,269	Re: 2003 S-10 "check engine" light flashing light means you have a catalyst damaging missfire. the codes will remain for 40-50 ignition cycles without failure. just thinking here; you have a wet enviorment now, right? is there moisture in the cap?