Your fuel economy is getting worse most commonly from underinflated tyres, a clogged air filter, worn spark plugs, a fau ...

Cold starts are the dirtiest moment—Bosch thinks it’s solved them with fire.

How do I turn off the MIL (Malfunction Indicator Light) on the dash of my 2014 Jeep Compass? This light is properly called the Malfunction Indicator Light, so it’s kind of like a check-engine light.

The OBD-II port. It's one of the most fascinating features of most modern cars, and, for lack of a better word, it's a portal into all of your car's deepest and darkest secrets. No, it's not hiding a ...

Discover how a dirty oxygen sensor, old coolant, and worn spark plugs can increase fuel consumption. Practical tips from Promechanic help drivers save on fuel.

From roof racks to tires, maintenance and driving habits, you can likely save hundreds of dollars per year at the pump.

An investigation of nationwide garages by automotive diagnostic specialist Carly has found that drivers are being overcharged up to five times to genuine cost for simple repairs.

From the September 1984 issue of Car and Driver. What we have here is one hell of a nice vehicle for grown-ups. The Peugeot ...

This last operation was performed twice during the 944's life at Car and Driver, at 15,000 and 26,000 miles, because several ...