Home/Shop by Part/Engine & Engine Management/Air Intake/Throttle Body & Related Narrow The Number Of Models Shown By Telling Us The Year Filter Models by Year 2003 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 Choose your GMC Model E 2003 Envoy Throttle Body & Related 2003 Envoy XL Throttle Body & Related S 2003 Sierra 1500 Throttle Body & Related 2003 Sierra 1500 HD Throttle Body & Related 2003 Sierra 2500 Throttle Body & Related 2003 Sierra 2500 HD Throttle Body & Related 2003 Sierra 3500 Throttle Body & Related Y 2003 Yukon Throttle Body & Related 2003 Yukon XL 1500 Throttle Body & Related 2003 Yukon XL 2500 Throttle Body & Related