03-06 Buick Rainier 12574976 Computer Brain Engine Control ECU ECM EBX Module

OEM Engine Control Module ECM ECU PCM 12574976 2003–2005 Chevy Trailblazer

03 04 05 TrailBlazer Envoy Engine Computer Module ECU ECM PCM Brain 12574976 OEM

03-06 TRAILBLAZER BRAVADA ENVOY 4.2 COMPUTER ENGINE CONTROL ECU ECM PCM OEM

2003-2005 Chevy Trailblazer Engine Computer Control Module ECM ECU PCM 12574976

2004-2005 Buick Rainier GMC Envoy Engine Computer ECU ECM PCM 12574976 YFTP OEM