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

2006 Colorado Engine computer 12597521 "Programmed to your VIN" ECM PCM ECU

2004-2006 Colorado Engine computer 12569773 "Programmed to your VIN" ECM PCM ECU

2005 CHEVY COLORADO ENGINE COMPUTER VIN PROGRAMMED ECM PCM ECU 12569773

2005 GMC CANYON ENGINE COMPUTER VIN PROGRAMMED ECM PCM ECU 12569773

2006 Isuzu i-280 i-350 Engine computer 12597521 "Programmed to your VIN" ECM PCM

2004 CHEVY COLORADO ENGINE COMPUTER VIN PROGRAMMED ECM PCM ECU 12569773

2005 CHEVY COLORADO ENGINE COMPUTER VIN PROGRAMMED ECM PCM ECU 12597521