The ZF 8HP behind most BMWs since 2012 and many Audi tiptronics is a strong gearbox, but the 'lifetime fill' claim is a myth. The warning signs, causes, diagnostic workflow and honest repair costs, from the team at West Ryde Service Centre.
I've lost count of how many people have pulled into the workshop on Victoria Road, turned the engine off, and said, "Tony, it rattles when I start it in the morning but then goes quiet." Nine times out of ten, that's the timing chain. Whether you should worry depends entirely…