Hi all spoke to Ken at Bell engineering. A very helpful chap assured me it couldn't be the gearbox ! asked for photos of the VCU which have this minute despatched,agreed it has to be a problem with parts supplied by garage and not to let them touch gearbox etc
Boned up on the cc law and found that you can use recharge back to retrieve monies. As soon as possible going to face the garage out as don't like to use phone ! if this fails call citizens advice atb Charlie:scratching_chin: