Most likely the window regulator has broken inside the door and will need to be replaced as well as the regulator handle. To remove them you will need a basic metric socket set, screwdrivers, and a rag or shop towel. start by moving the rag back and forth behind the window crank in order to remove the retaining clip. then once removed pull the crank from the splines of the window regulator.now undo the screw in the door handle press forward on the handle to release it from the door then undo the lock rod clip and remove the handle. there should be two large phillips head screws below the arm rest remove these. gently slide a flat bladed screwdriver under the bottom edge of the door panel. prying up to remove the retaining clips used to fasten the panel to the door. if you break the clips you can get replacements at most auto parts stores in their help section. Next lift the door panel up while lifting the bottom edge away from the door to remove the door panel. once inside the door you will need to lift the window up to gain access to the two 10 mm bolts attaching the regulator to the glass. undo the regulator retaining bracket and retaining bolts from the door. remove the regulator an assistant can be helpful to hold the glass up while you remove the regulator. installation is the reverse of removal