Although auto insurance costs vary widely depending on where you live, how many accidents you've had in the past, how many miles you drive each year and so on, the kind of vehicle you drive also helps insurers make decisions about you. To help out, we've compiled a list of the 10 trucks, vans and SUVs most likely to command the lowest insurance premiums based on five-year projections of the Edmunds.com True Cost to OwnSM (TCO) pricing system.