Thanks everyone for your input, had the car recovered to a trustworthy garage who found the problem to be a damaged Nearside rear driveshaft, he asked who had done the previous work as he said they m ...
I put it in rock crawl and still nothing, it's just moving slightly forward in drive then slightly backwards in reverse so it's selecting gears fine etc, there's nothin on the dashboard about any faul ...
Funny you should mention the suspension work, I had just collected the car from the garage when this all happened & it had just been in getting new brakes, new rear tiebar, CV boots and park brake ...
I've had a look underneath the car this morning, we selected gear while I looked underneath & it looked like it was selecting normally, the linkage itself looked ok, I'm not a mechanic so can't be ...