Paradise in Bloomington and Cloud Nine in Eden Prairie are the only places that have washed the 550i and the X5 and both have taken pretty good care of them. No issues with the shifter.
2012 X5 35d-Alpine White/Cinnamon - SAV, Premium, Cold Weather, Navigation, Technology, HiFi Sound
2009 328i Touring 6MT-Montego Blue/Oyster - Sport Package, Navigation, H/K Logic 7, Lighting Package
2007 550i-Mystic Blue/Graphite - Sport Package, Premium, H/K Logic 7, Cold Weather