Ok all, some of you may have seen this thread:
http://www.gamingsteve.com/blab/index.php?topic=14279.0Where I had the problem that when in the vehicle or building editor I had a black screen in the custom paint section which made painting hard since I was blind:

Well I found the fix and I thought it deserved some celebration (For a bug being worked around) and also a spotlight for any other Mac or PC users that might get the error. The fix is to set the "Graphic Effects" to low:

Yeah go figure...
I have not noticed and major hit to the in game looks from this and all my other settings are at high save shadows and depth of field which are medium.
Finally after over two days of stressing I can enjoy the game!!

Thanks for the few who offered me encouragement and support by just posting in the original topic!!