If you've ever modified a car with smaller or larger tires or, perhaps, a different final-drive gear, you've immediately screwed up your speedometer. This is, of course, annoying, but for modern cars ...

Smartphones can do so many things. Gauging your speed is one of those things. You may need a speedometer app for many reasons. Runners can use them to gauge their speed. Car enthusiasts can use them ...

You can use speedometer apps on your Android smartphone to find out the speed of your car, bike, or other vehicle. Speedometer apps tell you the current speed, average speed, over-speed alerts, trip ...

When building a car, there are a lot of decisions that need to be made--sometimes even before you turn a single nut. Is it going to be a drag, street, or autocross-type build? These are the kind of ...

I sometimes get a bit upset with manufacturers' explanations, or spin, in addressing issues raised by consumers. Regarding Subaru speedo issues, the statement by Subaru's spokesman that there is a ...

Can you rely on the speed that Google Maps or another online speedometer shows you? Here we will clarify doubts about the speed shown by mobile apps. The classic car speedometer measures the rotation ...

Apple has confirmed that its next-generation CarPlay experience will be able to display content across several screens within a vehicle, as well as deeper integration with a vehicle's hardware, ...