trans shift hard into first and second gear fliud is replace silon pack on 2006 Nissan Altima

check fluid all is good where is the tcm i believe that what it call how to tell witch it is under the kick panel

Asked by for the 2006 Nissan Altima
This more than likely a clutch problem. I would check your clutch fluid. Is it low? How does your clutch feel, firm or soft?
its an automatic trans fluid is good