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

2006 Chevrolet Trailblazer 4.2L Engine Computer VIN Programmed ECM PCM 12597121

2006 CHEVY TRAILBLAZER 4.2L ENGINE COMPUTER VIN PROGRAMMED ECM PCM ECU 12597521

TrailBlazer 2003 - 2005 Engine Computer ECM PCM 12574976 4.2L Programmed to VIN

✅ VIN Programmed 08 Trailblazer 4.2L E67 12607096 Engine Computer ECU ECM PCM GM

2007-2008 Chevrolet Colorado ECU Engine Control Module 12620192 OEM

2006 Envoy Base (113 WB Engine Computer ECU 138K Miles OE - LKQ445184050

TrailBlazer 2007 4.2L Engine Computer ECM PCM 12602010 Programmed to your VIN