autobahn21 Discussion starter. 3 posts · Joined 2014. #1 · Apr 22, 2016. Hi everyone!, I'm interested in buying a 2008 BMW M5 e60 SMG with 60-70K miles on it, and i'm also purchasing a extending warranty, which is called warranty solution, based of what the dealer is saying, the warranty covers everything on the car.
Same issues remained. I have checked most of the common electrical fail points I can think of: battery is fine, alternator is good, battery connections are fine, engine grounding is good, replaced the 30g relay. My feeling is also that this is a CAS-related issue. Especially as most of the fault codes are CAS related.
The BMW 5 Series is a luxury executive saloon that's comfortable, efficient and drives beautifully. That last point, however, depended on the original owner specifying one important option, namely