The product is a U.S. made HVAC blower control switch for Peterbilt Mack trucks manufactured between 1989-2007. It is specifically designed for the Cool Cab model and is a genuine Mack part with various OE/OEM part numbers such as 221503KB and 322005BSM. The switch is manufactured by Mack and has a manufacturer part number of 20016 and 082126200168. This high-quality blower switch is a crucial component for maintaining and improving the heating and cooling systems in your vehicle.
