Interior work gets expensive in a hurry. Restoring all that upholstery, carpet, and trim can rival the cost of an engine rebuild—or a trip to St. Barts—by the time you're done. Which is why auto parts ...

Using the wrong cleaners and techniques can ruin your interior. Here's what a pro recommends.

Some people joke that their car is like a second living room. After all, you probably eat, talk to your family members about their days, and maybe even answer work emails and calls while you're in it.

Here's the starting point: one well-used '69 Camaro white-vinyl interior. As you can see, the seats clearly can't be saved. The carpet was worn badly in the driver's footwell and the headliner had a ...