From the watchdog website
Buying from a car dealer
The Sale of Goods Act (SGA) 1979 (as amended) is the statute which covers the sale whether it's a car, clothes or a toaster that you're buying.
When buying from a dealer....
Thank you so much for the reply, that's superb. However, the car's now up for sale with me having traded it in at an 'enhanced rate' shall we say. It really has made me think twice about touching a Renault with a barge pole again