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  1. Chevy S10 Forum (GMC Sonoma)
    Hello, I am having issues with my truck and I need help. I have a 1999 GMC Sonoma and it is misfiring bad. I was reduced to a part swapper and spent loads of $$ like an idiot to no avail. The truck has new spark plugs & wires, new injectors, injector harness and fuel filter, and I also put on a...
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