02-04 Chevy 6.6L Duramax LB7 ECM PCM 12210729 *Programmed to your VIN*

01-04 Chevrolet GMC 2500 3500 Duramax 6.6 LB7 ECM Engine Control Module 12210729

2002-2004 GMC SILVERADO SIERRA 2500 3500 DURAMAX LB7 6.6 DIESEL ECM 12210729

2003 Chevrolet Silverado Duramax 6.6L Diesel 12210729 ECU ECM PCM Plug & Go

2001-04 Chevy 2500 Diesel 6.6L LB7 Duramax Engine Control Module 12210729 OEM

2001-2005 LB7 LLY 6.6 Duramax TCM Transmission Control Module 01 02 03 04 05

GM/Chev (HD) 6.6L ECMs 12210729 Used P-491852

01-04 Chevy Silverado 2500 Diesel 6.6L ECU ECM Engine Control LB7 ECM