The level of traffic congestion in the worst cities can add roughly 25 percent to 45 percent of extra time to any given commuting trip.

A sharp rise in delinquencies in an otherwise strong economy suggests that some lenders are letting consumers purchase more car than they can afford.

Car buyers can and should test-drive, or vet, their salesperson — and be willing to switch if needed.

A self-driving car that delivers your groceries seems like a great idea, but it's not quite reality yet.

Sales of new American muscle cars are falling, raising questions in Detroit and elsewhere about whether a nostalgic, high-horsepower cruising culture that dates to before the 1950s is in peril.

These still-developing car subscription programs are gaining traction among motorists who don't want to be locked into the hassles of car ownership or even multiyear leasing commitments.