The liftgate on my van works but the door jerks and hesitates while going up on 2008 Chrysler Town & Country

This occurs everytime I use the remote to open the back lift gate. When I first purchased the van the lift gate went up smoothly and did not hesitate.

Asked by for the 2008 Chrysler Town & Country
poss needs grease in tracks spray with wd4o and see
I will try this. Thanks