One problem related to coolant leaking has been reported for the 2006 BMW 750. The most recently reported issues are listed below.
2006 BMW 750 li. Consumer writes in regards to vehicle oil leak and major mechanical problems. The dealer agreed to fix the vehicle. However, when the consumer picked the vehicle up, the leak was still present. The consumer went to another dealer, where she was informed the vehicle had multiple leaks; the alternator mount bracket seal was leaking, as well as the valve guide seals, the upper timing case cover seals, the valley pan was leaking coolant and the vacuum pump was leaking. The mechanic stated even though the vehicle had a good appearance, he observed signs of wear on the engine parts and road grime and stains on other engine parts. Updated 04/16/14.