Add Yahoo as a preferred source to see more of our stories on Google. I drive a SsangYong Musso, and the speedometer consistently reads a few miles per hour above my satnav. I have always believed ...

Sometimes, the factory speedometer isn’t an option. Maybe you’re trying different wheel and tire combinations that throw off calibration. Maybe the gauge cluster finally gave up the ghost. Or maybe ...

The inaccuracy of the speedometers used by most vehicles, even those in cars with the coolest gauge clusters, is well known. The good news is that most speedometers report speeds higher than the ...