Thanks for the reply. The dealer is going to try oil and filter next week, the update to the software only caused me loose 4 wheel drive and dsc but luckily they were able to sort it all out. They did warn me in all fairness that it can wreck control modules

Hey guys,
I've tried to search the net for an answer with no luck. The bmw guys also have no idea. So here we go
I have a 2011 x5 40d msport with 44k miles on the clock. After a long drive if I engage R and reverse all is fine but when I go back to D it hesitates for a second to engage and then ...