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    Need help with my 2006 Pontiac g5 pursuit!!

    It has 3 codes: P0301 (Cylinder 1 Misfire), P0446 (Evaporative Emission Vent System Performance), and P1174 (Fuel Trim Cylinder Balance). I’ve changed the coil spark plugs, replaced #1 coil. I’ve done 2 sea foam treatments. Idk what it could be. I don’t smell gas so I don’t think it’s a gas...
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    Code p1174

    Hi I scanned my 2006 Pontiac g5 pursuit manual transmission, 2.4 L engine and I got the code p1174, (Fuel Trim Balance) I’m thinking it is possibly the fuel injectors because I did have some hesitation (almost a stutter) so I’m thinking something is clogged up. So I have my gas tank put 2 full...