Description: Restores the function of your vehicle's heating and cooling controls, solves poor flow or no air flowing from the vents at all, and other issues. Multiple wind speed adjustment functions to meet many needs The Module Switch is made of durable ABS plastic material lightweight, not easy to fade, and has a long service time. A good replacement for the old or broken one. This is a non-OEM product, accessory only! Fitment: for Kenworth C500 2002-2006 for Kenworth T300 2002-2006 for Kenworth T600A 2002-2006 for Kenworth T800 2002-2006 for Kenworth W900 2002-2006 Specification: OE Number: 599-5511, F21-1007-1, F21-1025-100, F21-1025-110, F21-1032-100 Other Part Number: F2110071, F211025100, F211025110, F211032100 Material: Plastic, Metal Color: Black Pin Number: 8 Pins, 5 Pins Control Type: Manual Type: HVAC Control Module Switch, Heater Control Dimension: 22x9x5.5cm / 8.66"x3.54"x2.17"(L*W*H) Cable Length: 104cm / 40.94" Package Includes:1 x HVAC A/C Heater Climate Control Panel