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  1. B

    Need help tried all the easy stuff

    I've chased down every wire I could see. What's everyone think about a new wiring harness and replacing the injectors in the heads there might be shorts thanks for all the help let me know what you think Thanks
  2. B

    Need help tried all the easy stuff

    I bought a 03 chevy 4500 with duramax diesel 6 months ago it smoked a little when idling but run good. Wasn't long went to get it inspected and it went in to limp mode so we took it back home checked the codes said it was a bad injector wire left it go that night next morning it was fine ran it...
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