This listing is for part number 12648344 ECM that is programmed/flashed for your vehicle with the newest updates from GM using your VIN to match your vehicle. After you purchase the ECM you will need to provide us with your VIN so we can program the ECM before we ship it to you. This computer is used and came from a salvaged vehicle. This computer will fit this part number 12648344
This part will fit these makes and models with these options
SILVERADO 2500 PICKUP 12 Electronic Control Module; (LH front engine compartment), 6.6L
SILVERADO 3500 PICKUP 12 Electronic Control Module; (LH front engine compartment), 6.6L
EXPRESS 2500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
EXPRESS 3500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
SIERRA 2500 PICKUP 12 Electronic Control Module; (LH front engine compartment), 6.6L
SIERRA 3500 PICKUP 12 Electronic Control Module; (LH front engine compartment), 6.6L
SIERRA DENALI 2500 12 Electronic Control Module; (LH front engine compartment), 6.6L
SIERRA DENALI 3500 12 Electronic Control Module; (LH front engine compartment), 6.6L
SAVANA 3500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
SAVANA 2500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
SILVERADO 3500 PICKUP 12 Electronic Control Module; (LH front engine compartment), 6.6L
EXPRESS 2500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
EXPRESS 3500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
SIERRA 2500 PICKUP 12 Electronic Control Module; (LH front engine compartment), 6.6L
SIERRA 3500 PICKUP 12 Electronic Control Module; (LH front engine compartment), 6.6L
SIERRA DENALI 2500 12 Electronic Control Module; (LH front engine compartment), 6.6L
SIERRA DENALI 3500 12 Electronic Control Module; (LH front engine compartment), 6.6L
SAVANA 3500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
SAVANA 2500 VAN 12 Electronic Control Module; (LH rear engine compartment), 6.6L
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