Imagine pulling up to a stoplight, the sun glinting off your shiny new ride, and the engine purring like a contented cat. You’re feeling pretty good about your choice, and then—bam!—you hear the news: ...

The average car speedometer may be off by a few mph There are several GPS and 3rd party apps that show your actual speed The speedometer, of course, tells you how fast or slow your car is moving when ...