So I’ve returned to the stock tune and for some reason it’s still dropping down to 500rpms at idle in drive. It will sit at 700 for a few seconds then slowly go down to 500 and rest there. I’m not really sure what could be causing that but if it’s doing it with stock tune , it may not be the tuner ...

And I didn’t add any mods at the same time as the tune. Just has a K&N Cold Air intake , muffler and resonator delete and a catch can.

Sorry for such a late reply. Life’s been crazy but in a good way. I don’t drive the car much but it still does the 500rpm drop. Noticed it doesn’t do it with A/C running. I want to figure it out because it makes my oil pressure drop psi from 37 at 700 to 27 at 500. I haven’t switched to the stock ...

+ an update ; Drove around with the tune as delivered and it still went down to 500rpms half of the time. The other half it stayed 700ish. It’s a noticeable sound difference when it happens

Hope that works ;

Loaded the CAI 91 Tune with no adjustment to the parameters and will try to send over the files now.

2010 Charger RT . Loaded the CAI 91 Octane tune recently and all is fine but I did notice that while idling in drive, my rpm’s sit at 500-550ish. Used to be around 700. So I raised the idle +100 and it does idle higher while in drive but if I come to a stop it will go back to 500. If I blip the ...