What is the most efficient method for cleaning a car's interior?

I've noticed that my car's interior can get pretty dirty, particularly the seats and carpets. What's the best way to clean it thoroughly without damaging the material or spending hours on the task?

Using a vacuum cleaner is the most efficient and effective method for cleaning the interior of a car. It can easily remove dust, dirt, and debris from seats, carpets, and other surfaces. Make sure to use attachments for hard-to-reach areas.