CHRYSLER SEBRING TRANSMISSION REVERSE

2008 Chrysler Sebring 2.4l With 36000 Miles. It Won't Move When Put In D, Rave The Gas Up Alittle It Will Go. When Stop At The Light In D...

My Transmission Was Running Good. Then My Pcm Computer When Out So I Put A New One In. After I Did That, Now My Transmission Will Not Go In...

My Car Has Reverse Proximity Sensors In The Rear Bumper But I Don't Know How To Read The Display Inside The Car.