2006 Trail Blazer ECM ENGINE CONTROL MODULE 12604438

2006 Chevrolet Trailblazer 4.2L ECM Engine Control Module OEM 12569773

04 05 2006 Chevy ECM PCM Engine Computer 12597521 -Programming needed 12569773

2006 Chevrolet Trailblazer Engine Control Module 12604438 ((YMSP))

2006 06 GMC Envoy XL Trailblazer 4.2L GM Engine Control Module ECM OEM 12597521

2008 Chevrolet Trailblazer Engine Computer ECM 12607096 *VIN Programmed

2004-2006 Chevrolet Colorado 12606374 Engine Control Module Unit Ecm F69 007

2004-2006 Chevy Colorado, Canyon Powertrain control module 12596784(12569773)