happen to me too..i had a video in a thread a while ago about it. i took off the door panel and the door buttons and i tighten 1 nut and problem solved.
Altima 2013 2.5 SL
Mods: HIDs 5000k low beams(XB35Bulbs),Racingline front strut bar, BT Led footwells front and back, CFL Truck lights, yellow film on parking lights, LED's license plate lights, HID Foglights 5000k and Installed led DRL's
Next mods : Mud guards, Front lip, and Short Ram intake.
Chemical Guys and Mothers products to keep it clean.