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Considering increasing pressure and reducing some overlap myself and I'm kinda lost at this point. Still not enough learned to be qualified to comment

It's definately in negative degrees. Scanned when 20 degrees cooler outside (60*) and came up with up to -1.5 retard and then recently at 50* the scan showed -4 deg max retard. I'm going to run...

I couldn't agree more. I copied the post and used it as a checklist doing most of the items on it. I just wish I'd done the soft rev limiter part, but I'll go back and get that later.

Thank you...

These old school vehicles with hemis are absolutely cool. When I said goodbye to my 72 Duster, I was looking for a project and a '69 Dart with a hemi came to mind.

Hi; I'm Mike. I have an automotive degree, but it only half prepared me for tuning. Just finished tuning my 09 Challenger and it now runs much stronger and smoother than the canned Diablo tune. ...

Pattenperformance76 Hi https://youtu.be/UBQB0afJBUw

Try this video. It's long, but worth watching. I think what you're looking for is about 1/2 way through.

I just finished scanning a new tune for knock and it stays at 0 except once I saw the KR go to a negative number. Shouldn't any retarding of timing show in positive degrees?

The number was small;...

I decided to go the same route as nmartin6631 above, but after reloading a new tune noticed there is a separate tab for clearing TCM codes. I did both, but was wondering if clearing on that tab...

Same issue. Not sure what I might have done, but nothing is working as far as the above suggestions. After clearing codes, reflash the clear codes again along with resetting adaptives the car will...

New here too. I have an automotive degree which helps, but there is still a lot to learn. The good thing is that there is a lot of info out there on this forum and youtube.

Nothing but good experience with customer service here. My unit was shipped with a bad cable and I received a new one in 2 days with no charge at all.