You cannot just remove your old headlights and replace with the LCI headlights, from what I understand you will need to replace your FRM2 with a FRM3 module and have that coded. There is also one additional wire in the harness to the headlights that used for dimming the LEDs.
PM Sky Chicken, I think he attempted the retrofit.
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| '22 Tesla Model Y P - My daily | '23 Tesla Model Y LR - Wife's daily | '17 F15 35D - missed daily |
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