The tailgate won´t open with the remote or from the over head console.. on 2006 Dodge Durango

Tried to press the automatic opener for the tail gate on the remote and also from inside the car and all I get it alittle lift from it and then it closes again!!Manually opening it is no problem just nothing automatically..HELP???

1 answer 1 comment
scan bcm and modules for codes and post
B1956
B1969