It's been a year and a half, do we know more about this n62 engine issues?
I am about to get a 4.8is with 235000 km. Reading more about the n62 issues I am worried that buying it might be a bad idea. When do these engine start to fail?

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4.8is 2004 imola red
4.8is 2005 Black on Black - DINAN/2 sold
4.4 2004 X5
2003 330xi
2008 328xi - sold
4.4 2000 X5 - sold