Electric cars are some of fastest-selling used vehicles in the U.S.

2017 Fiat 500eNot every car buyer can afford a brand-new vehicle, which often makes gently used vehicles an appealing alternative. But while cars that plug in take only a small share of new-vehicle purchases today—about 1 percent—they're apparently very popular once they're used. In fact, electric and plug-in cars dominate the top 10 fastest-selling...

Used diesel demand drops in Germany over fear of software upgrades

Volkswagen TDI diesel vehicles owned by Phil Grate and family, Seattle, WashingtonDiesel-powered cars, long a staple on European roads, are starting to lose favor as million of dollars of inventory begins to pile up in used diesel models. The inventory, largely recent models certified under the superseded Euro-5 emission standards, has boomed recently over the possibility the cars will not meet future emission limits to be...