I had the same issue and still did not figure it out
Now, i only have one LED on the driver side and the other one is stock one
You know LEDs are sensitive to polarity. Try to reverse them in all possibilities and see. I will try to solve it when I have some time.

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BMW 1M 2012 - Current
Jeep Grand Cherokee Limited 2011 - Current
BMW E93 330i Convertible 2009 - Sold
BMW E46 320i 2004 - Sold
BMW X5 4.4i 2002 - Sold
VW Golf GTI 2000 - Sold
BMW 740i 1996 - Sold