2001 ws6 running lean!! help asap
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2001 ws6 running lean!! help asap Okay so i have 2001 m6 ls1 with intake, LT headers, ngk tr55 plugs, and tune. I have a wide band and when its cold out it runs 12.4 to 13.1 at wot... but when its hot out it runs 14.5 to 16.8 at wot.. just replaced fuel filter less then 100miles.. i have not checked fuel compression yet but will soon.. just wanting some helpful advice lol could it be a foul injector or fpr or fuel pump idk im stumped. I tried to do research on the forums but it seems no one is having same probs
