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I put the globe in upside down the first time. Try figuring that one out in the dark.........
If you watch which way the old globe comes out and put the new one in the same way u can't go wrong.
Can be a bit annoying as you have to remove the front bumper, this guide should help
http://www.iagresearch.com.au/index.php?option=com_docman&task=doc_view&gid=29&Itemid=40