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Orson the 49 GMC ~ Chris C.
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03-20-2021, 03:00 PM
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jed971959
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Join Date: Jun 2009
Location: barrie ont
Posts: 99
Re: Orson the 49 GMC ~ Chris C.
Hi did you get it running
what tune file do you have in the computer
my 5.3 had no spark after doing the harness. I found that I put a 2005 tune file and used wiring harness for 99-02
jed971959
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