2007 Infiniti FX35 do you flush transmission or simply drain and refill? 115000

What is your question?

Should I drain and flush or simply drain and refill? 115000 MI with no previous transmission maintenance. Will a flush cause damage?

What makes this problem better or worse?

Transmission hesitating from reverse to drive

How long has your 2007 INFINITI FX35 had this problem?

Just started