Martin Lewis' Money Saving Expert has urged drivers to check if they could claim compensation which may be worth thousands.
The Money Saving Expert website explained that if you were a registered owner of a diesel car or van between 2009 and 2020 - whether you owned the car outright or bought on finance - you could join a legal claim.
The case revolves around the alleged claims that people were "deceived" into buying cars with software that cheated emissions tests.