06 MARK LT F-250 F-350 5.4L ECU ECM PCM ENGINE COMPUTER 6L3A-12A650-ARC TESTED If you would like to

If you would like to return your core for a $20 partial refund let us know during checkout through the "notes to seller" and we will send a prepaid return label with your order

6U7A-12A650-DKA

Some of those tests/repairs are listed below: Fuse box opened and internal circuit board relays were replaced

transfer case contact plate circuit and transfer case clutch relay circuits tested good

This ecu will interchange or replace the following vehicles with a 3

06 MARK LT F-250 F-350 5.4L ECU ECM PCM ENGINE COMPUTER 6L3A-12A650-ARC TESTED If you would like toPart Number 6L3A 12A650 ARC ECU will arrive with updated part number sticker having been programmed with latest Ford Software Updates! Fitment Interchange This ecu will interchange or replace the following ecu part numbers for 2006 Ford F Series 5. 4L trucks: 6L3A 12A650 ARC 6L3A 12A650 CKC 6L3A 12A650 CLB 6L3A 12A650 UA 6U7A 12A650 DBB 6U7A 12A650 DLC Tech Notes ECU has been tested with our state of the art vehicle simulator which tests over 25