Used car warranties expected to follow consumer confidence trend in the used car market.

The number of people planning to buy a car in the six months to February next year is at a three-year high, according to latest figures from the Sainsbury’s Finance Car Buying Index.

The research indicates that 7.68 million people intend to buy a car during the period of September 2010 to February 2011, which represents a 49% increase on the 5.14m people for the same six-month period last year.