October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Window Motor
Connect power to one motor lead and ground the other lead (except on Camaro, Firebird, and Corvette). Reverse connections and retest. If motor does not operate correctly in both directions, replace it.
Courtesy of GENERAL MOTORS COMPANY