1
vote
2answers
120 views

Are 320d/520d N47 engines made after March 2011 still susceptible to timing chain failure?

I've read all about the dreaded timing chain failure on 320d/520d BMWs with N47 engines manufactured between 2007 and 2011. I wanted to know if models after March 2011 (when they supposedly changed ...
10
votes
5answers
13k views

Does a timing chain need maintenance?

Does a timing chain (as opposed to timing belt) need any specific maintenance? In particular I'm talking about a BMW Z4