StinkinLinkin13 said:In my opinion our transmission thermostat opens way too late and doesn't flow enough causing high trans temps and possibly pressure. I know in my case removing the thermostat resolved my harsh shifting 100%. 99 degrees already down here. I loved my shifts on my tune. Best yet.
Also clearing transmission adaptive tables helps. After a while the adaptives start "fighting" the custom tune shifts...
To keep this thread on point, would you mind making a new post about what you did? TIA.