Chevy Silverado GMC Sierra LB7 ECU ECM PCM Engine Control Module 09388505 OEM

01-04 LB7 Duramax Engine Control Module ECM ECU PCM 12210729 Chevy GMC

01-04 Chevy Silverado Sierra 6.6L LB7 Duramax ECU Engine Module 09388505 DJUD

01-04 Chevy GMC LB7 DuramaxEngine Control Module ECM ECU PCM12210729

✅ 01-04 GMC Silverado Sierra 6.6L LB7 Duramax ECU Engine Module 09388505 Tested