Home/Shop by Part/Interior/Interior Components/Seat Heater Kits Narrow The Number Of Models Shown By Telling Us The Year Filter Models by Year 2003 2007 2006 2005 2004 2003 2002 Choose your GMC Model E 2003 Envoy Seat Heater Kits 2003 Envoy XL Seat Heater Kits S 2003 Sierra 1500 Seat Heater Kits 2003 Sierra 1500 HD Seat Heater Kits 2003 Sierra 2500 Seat Heater Kits 2003 Sierra 2500 HD Seat Heater Kits 2003 Sierra 3500 Seat Heater Kits Y 2003 Yukon Seat Heater Kits 2003 Yukon XL 1500 Seat Heater Kits 2003 Yukon XL 2500 Seat Heater Kits