03-04 LINCOLN LS 3.0L ECU ECM PCM ENGINE COMPUTER 4W4A-12A650-BYB HBO-350 TESTED GM ABS VIDEO The security for this ecu

The security for this ecu is listed above

9T4A-12A650-BC

7U7A-12A650-CBB

High and low beam output tested good

4L3A-12A650-VM

03-04 LINCOLN LS 3.0L ECU ECM PCM ENGINE COMPUTER 4W4A-12A650-BYB HBO-350 TESTED GM ABS VIDEO The security for this ecuPart Number 4W4A 12A650 BYA & HBO 331 YOUR PART NUMBER STICKER MUST HAVE BOTH OF THESE ON IT! ECU will arrive with updated part number sticker having been programmed with latest Ford Software Updates! (PATS programming will still be required after install) Fitment Interchange This ecu will interchange or replace the following ecu part numbers for 2003 and 2004 Lincoln LS V6 model: 4W4A 12A650 BA + HBO 350 4W4A 12A650 BYB + HBO 350 4W4A 12A650 BZA +