Oil and filter change done to see if that worked - unfortunately not. Surging - No it's not slipping, what you get is like a pulsing/lurching in the drive although still moving - this is accelerating at about 55/60+ - not under normal driving. Going into reverse is the biggest headache as it's...

2003 Discovery 2 TD5 Auto Problem. Autobox surges under hard acceleration at higher revs - have replaced turbo waste gate module after "over boosting" but problem still appears. Also now more frequently you get a clunk when going into reverse and then the M&S lights flash - engine restart...

I find that sharing information on the net like this makes things work a lot better than trying to find out through "Official" channels.