17-19 F-250 F-350 6.7L DIESEL ECU ECM ENGINE COMPUTER JC3A-12A650-AK TESTED Climate Controls 2003 and 2004 Chevy GM

2003 and 2004 Chevy GM GMC Sierra Silverado SS models along with Yukon

68111692AF

Make sure your fuse set up matches your original box

68159587AA

CL1A-12A650-DG Match this please

17-19 F-250 F-350 6.7L DIESEL ECU ECM ENGINE COMPUTER JC3A-12A650-AK TESTED Climate Controls 2003 and 2004 Chevy GMPart Number JC3A 12A650 AK Fitment Interchange This ecu will interchange or replace the following ecu part numbers for 2017 2019 Ford F 250 F 350 F 450 F 550 Super Duty 6. 7L diesel truck models with the following part numbers: JC3A 12A650 AK Tech Notes ECU has been tested with our state of the art vehicle simulator which tests over 25 circuits of the ECU! Some of those are listed below: Reference Voltage Good! ECU powered up and has communication!