2007 Chevrolet TrailBlazer 4.2 4x4 Engine Computer Control Module ECU 12613427

07 08 Chevrolet Trailblazer GMC Envoy ECM Engine Computer Module 12613427 Delphi

2007 GMC Envoy Engine Control Module ECU ECM 12613427 (stock #312)

2007 2008 Colorado Trailblazer Engine Computer Module ECM ECU 12613427 OEM !

2003 Chevy Trailblazer 4.2 Engine Computer Control Module ECM ECU 12573576 OEM

2006-10 Chevrolet Trailblazer Impala Engine Computer ECM ECU PCM 12618163

2007 Chevrolet Trailblazer 12613427 Engine Control Module Unit Ecm