Quote:
Originally Posted by mblaber
I continue to have poor idle and low rpm behavior when cold (surging, easy stall due to no power). Tailpipe looks pretty rich to me (sooty black instead of dry dark gray). Dealer says they fixed the idle problem with software upgrade, but it's pretty much the same. Mileage is down a tick also. Any one else have/had this issue? Any solutions to suggest to dealer (Like my doctor, I doubt their competence).
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My car runs pig rich. I was hoping that the jb4 would lean me out but no joy.