How to check a vehicle's insurance group on Autotrader? On an advert beneath the description, there's an option to get an insurance quote with our partner, MoneySuperMarket. Related articles Can I have a copy of an old advert? My vehicle check shows an insurance write-off marker, what should I do? How do I contact a seller on Autotrader? How do I become a trade seller and how much does it cost? How should I pay for a vehicle?