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

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

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

Engine Computer Programmed Plug&Play 2002 Chevy Silverado 2500HD Diesel 12210729

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

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

Engine Computer Programmed Plug&Play 2002 GMC Sierra 2500HD 6.6L Diesel 12210729

2002-2004 Sierra 6.6L Engine computer 12210729 "Programmed to your VIN" ECM PCM