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This link is super helpful, it is also on this forum, but without the pictures https://ls1tech.com/forums/automatic-transmission/1416477-how-4l60-65e-trans-tuning-shifting-tcc-tm-w-pics.html

You are good man, I really appreciate the help.

Found an excellent tutorial, got the apply/release dialed in. With the GPS speedo, everything now matches and works.

After really looking at the apply table, I think I see what you are saying. My table shows to apply at 70 at 25% tps, so you are saying if I am NOT at 25% tps, it will not apply? I thought that if...

Thanks for the response. Can you point me to where you are seeing the TCC disabled above 70 at 25% throttle, I am obviously missing where that is.

I will set up the scanner with the pids and do a...

Unfortunately, my log does not have the trans pids selected. I was doing VE when I noticed the issue. Log from that day is attached.

Wow, talk about dead in here....

New Performabuilt level2 trans with new Circle D 3200 stall. Shift scheduling tables modified using Bluecat. Gen III P01 ECU.

If I accelerate quickly, no issue locking the converter in 4th gear....

Thanks for the reply. I can guarantee the couplers are not the issue. I can pull the filter and take it for spin and see what happens. It will get the larger MAF regardless, as I have already...

My first post here, so please go easy. Doing my first tuning session on my 63 Nova with a N/A 5.3 that just got a complete new top end. Working off the original tune done by Black Bear back in 2007...