A manual window regulator needs to be taped up so that it doesn’t fall when its bolts are removed. Find out how to disconnect wires for a speaker in the door panel when installing a window regulator with help from an ASE-certified mechanic in this free video on auto repair and maintenance. Expert: Tom Brintzenhofe Bio: Tom Brintzenhofe has been a mechanic for more than 17 years. Filmmaker: Reel Media LLC