Remanufactured 2006-2007 GMC Sierra, Chevrolet Express, GMC Savana, Chevrolet Silverado + 1 more GM Duramax ECM PCM ECU | Service Number 12603623 Engine_8_1L_V8 6L Diesel 2007-2011 GMC Yukon

6L Diesel 2007-2011 GMC Yukon 4

1L 2003-2007 Hummer H2 6

Module / primary service number: 12662034

8L 2001-2002 Pontiac Firebird 3

Be sure to have the number off of your computer available

Remanufactured 2006-2007 GMC Sierra, Chevrolet Express, GMC Savana, Chevrolet Silverado + 1 more GM Duramax ECM PCM ECU | Service Number 12603623 Engine_8_1L_V8 6L Diesel 2007-2011 GMC YukonRemanufactured GM ECM VIN Programmed Ready to Install Condition: Remanufactured unit. This remanufactured GM engine control module is prepared for VIN based programming and application review. The application guide below lists compatible GM vehicles and related service module numbers in a normalized year, make, and model format. GM service numbers and module labels may cross reference multiple vehicle applications. We keep the service module number