This is a 2 year old thread!
BUT, I think (know) that your problem is that the bulb is not seated properly. They do take some messing around with to get just right.
See this sticky:
https://www.crossfireforum.org/forum...ad.php?t=28907
Just disregard anything to do with HID bulbs. Halogen/OEM and HID bulbs both fit the same. Poorly.