Fitment: for Oldsmobile Cutlass 1995-1996, for Hummer H2 2003-2009, for Pontiac Grand Prix 1997-2000, for Pontiac Bonneville 2000-2005, for Oldsmobile Intrigue 1998-2002, for Oldsmobile Cutlass Cruiser 1994, for Oldsmobile Bravada 2002-2004, for Chevrolet Silverado 1500 2004, for Chevrolet Corvette 1997-2004, for Cadillac Commercial Chassis 1994-1996, for Cadillac Seville 1998-2004. OE Number: 89018365, 604-106, 52402588, 16163982, 52402598, 52402612. Function: Replace the Heat Blend Door actuator to control the temperature of the air from the vents, and recirculate the outside air entering the side and foot vents of the driver and passengers in the car to keep the car cool. Material: Made of quality materials, reliable quality, durable, long service life. It's a good match to the original car. Easy to install. Not easy to crack.