Throttle Body For Chevrolet Trailblazer GMC Envoy 4.2L 2003-2007 2006 12568580

Chevrolet Trailblazer 4.2L 2003-2007. Chevrolet Trailblazer EXT 4.2L 2003-2006. GMC Envoy 4.2L 2003-2007. GMC Envoy XL 4.2L 2003-2006. GMC Envoy XUV 4.2L 2004-2005. One of the main causes of a malfunctioning throttle body isinternal contamination.