Features: 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. Details: Color: Black Material: Plastic, Metal Control Type: Manual Type: HVAC Control Module Switch, Heater Control Pin Number: 17 Fitment: for Chevrolet Astro 1996-2005 for Chevrolet C4500 Kodiak 2003-2009 for Chevrolet C5500 Kodiak 2003-2009 for Chevrolet Express 1500 1996-2014 for Chevrolet Express 2500 1996-2019 for Chevrolet Express 3500 1996-2019 for Chevrolet Express 4500 2009-2013 for Chevrolet G30 1996 for GMC C4500 Topkick 2003-2007 for GMC C5500 Topkick 2003 for GMC C5500 Topkick 2005-2008 for GMC C7500 Topkick 2007 for GMC G3500 1996 for GMC Safari 1996-2005 for GMC Savana 1500 1996-2014 for GMC Savana 2500 1996-2019 for GMC Savana 3500 1997-2019 for GMC Savana 4500 2014 Please Note: Please check the OE number and fitment to see if it fits your vehicle before ordering. This is non-OEM product, accessory ONLY! Package List:1 Pcs HVAC A/C Heater Climate Control Panel