2003 Chevrolet Trailblazer EXT ECM Engine Control Module OEM 12573576 4.2L

2005 Chevrolet Trailblazer 4.2L ECM Engine Control Module OEM 12573576

2003 2004 2005 Chevrolet Trailblazer 4.2L Engine Control Module EBX ECM 12573576

2003-2005 Chevy Trailblazer Engine ECM Electronic Control Module 4.2L

2003-2005 Chevrolet Trailblazer 4.2L TCU Engine Control Module 12573576 OEM

2003-2005 Chevy Trailblazer EXT 4.2L Engine Control Module ECM ECU OEM 12573576

Used Engine Control Module (ECM) fits: 2003 Chevrolet Trailblazer ext Electronic