Quote Originally Posted by mkyota1 View Post
I had the same issue with my last gp. I was able to tune the problem out by increasing the duty cycle of tcc. Do you have access to a tuner? It has been a while since I have done it but I am sure someone else can chime in as to how much to adjust the table.
I had the same issue on my 99 GTP, ended up setting the MAX duty cycle table to 99%, and the MIN duty table to around 45% across the board. Keep in mind that doing this will make your TCC engagement very firm (almost feels like another shift when it engages).