This product is the window motor for multiple GM vehicles from 1988-1996. This is a front side door window regulator, for Buick, Pontiac, Oldsmobile, and Cadillac cars. It fits for Buick Hearse / Limo, Roadmaster Sedan / Estate Wagon, Estate Wagon, and Regal, Pontiac Grand Prix, Oldsmobile Cutlass, Cadillac Fleetwood Brougham for the U.S. from 1988 to 1997. It's a genuine General Motors merchendise product with an OEM part number 12362503, and a corresponding Adelco part number 12362503.