Camper van water supply filled with diesel - what are my rights?

Prior to me picking up a camper van, the dealer filled the drinking water supply with diesel. What are my rights? Should the plastic water tank, pipe work and pump be renewed?

Should I avoid a used campervan that has eight previous owners?

What should I be looking out for when buying a Volkswagen T5 camper with 116,000 miles on the clock? It has eight previous owners and very little MoT and service history. The body is very good condition,...

Is the lower powered 2.0 TDI powerful enough for a Volkswagen camper van?

I am considering buying a Volkswagen Kepler camper van. It comes as standard with a 102PS diesel but is it worth upgrading to a 150PS and if so to consider the DSG auto gearbox?

How do you rate a 1994 Volkswagen Transporter 2.5 petrol automatic as a camper?

How do you rate a 1994 Volkswagen Transporter 2.5 petrol automatic as a camper? It has 43,000 miles on the clock. I am familiar with the Autosleeper conversion