PROGRAMMED - GM Engine Computer PCM ECM Service number: 12597520 Engine_4_8L_FLEX WE WILL SEND THE COMPUTER

WE WILL SEND THE COMPUTER BACK TO YOU

Module / primary service number: 20850923

3500 2007-2008 GMC Sierra 6

THE REST OF THE MODULES ON THE VEHICLE WILL NOT KNOW THE DIFFERENCE BETWEEN YOUR OLD COMPUTER AND THE REPLACEMENT THAT YOU WILL BE INSTALLING

Application: multiple GM car and truck applications

PROGRAMMED - GM Engine Computer PCM ECM Service number: 12597520 Engine_4_8L_FLEX WE WILL SEND THE COMPUTERThis computer may be interchangeable with the following service numbers part numbers with the proper programming: 12597520 12579132 12615197 This computer fits many different vehicles including: MALIBU 06 Electronic Control Module; 2. 2L COBALT 06 07 Electronic Control Module; (LH front engine compartment), 2. 0L (VIN P, 8th digit, 4 121) This Computer will be programmed to your VIN and will come with the latest GM calibration for your vehicle. This