Originally Posted by NYCGP
I have it and I love it... Just a little issue with the idle.. I took the tune off and the car ran perfectly. With it on and with the A/C off.. the idle RPMs drop to 500.. Something the guys from ESS really need to look into. I have put about 8k miles on the tune. That is the only problem I have had besides decreased gas mileage and increased oil consumption..
Excuse me if it's a stupid question, but why is idling at 500 rpm an issue?