The car care aisle at an auto parts store is lined with shelves of soaps, polishes, waxes, tire cleaners, and other preparations, all sold with promises about keeping your car looking like it’s just ...

Abbe Herzig took her college-age daughter’s 2006 Honda Accord to a local repair shop for its yearly state safety inspection. The car failed the test, and the shop recommended a staggering $3,300 of ...