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Type: Posts; User: Chrisco

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  1. 2007 Colorado with 4.8 P01 swap fuel pump control problems

    Hey Guys, I have a 2007 Colorado I did a 2000 4.8 5speed swap, I modified a factory harness to make it basically stand alone, had it in the truck running no issues for 6-8 months. Last week I go to...
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    Hey Guys, I am still pretty new to HP tuners and...

    Hey Guys, I am still pretty new to HP tuners and GM vehicles and PCMs. Will the Vats stop a P01 pcm Fuel pump relay 12v signal?
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