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  1. I4/I5 Engine & Drivetrain
    Got a 2004 Chevy Colorado LS with 89,000 original miles on it. Started misfiring a few days ago at idle, and when braking to an idle. But when i give it gas it seems to run fine. Replaced; Spark Plugs, Coil Packs, Fuel Pump, Both Vent solenoid and other evap part on engine, I just cleaned the...
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