What Did You Do To Your HHR Today?
gettin check engine lights from misfires and lean fuel at idle. i plan on going to the track this week to dial in the Trifecta Tune. other than that, i found out i'm pullin at a steady 10 PSI, and peak boostin at 12 PSI
my air/fuel is a little high, in the 14's, gonna tune that to the 12's



