2004 BMW 330XI SEDAN (E46) REAR TAIL LIGHT INDICATOR LIGHT CONSISTENTLY COMES ON, EVEN THOUGH THERE IS NO TAIL LAMP FAILURE. ONLINE COMMUNITY FORUMS REPORT THAT THIS IS LIKELY DUE TO GROUND WIRE SHORT IN THE TAIL LAMP ASSEMBLY. COST OF REPAIR AT DEALERSHIP ESTIMATED AT $700. CURRENTLY BEING INVESTIGATED BY NHTSA AS EA09-019, BUT I'M WARY OF BEING OVERCHARGED BY DEALERSHIP FOR WHAT SHOULD BE A RECALL. *TR