Engine knocking, or detonation, occurs when fuel in the cylinders ignites unevenly, causing metallic pinging sounds, reduced power, and potential engine damage. Key causes include low-octane fuel, ...

When I attended technical school studying automotive service technology many years ago, among the first things my instructor taught us was the basic principles of how an engine works. These principles ...

Car owners dread few things quite as much as a vehicle's "Check Engine" light. However, the dreaded signal doesn't always foretell a worst-case scenario for motorists. They can even help prevent ...

Whether it’s traveling to work, getting your kids to school or heading to an important appointment, your car is a necessity — not a luxury. So it’s scary to see your check engine light come on or hear ...

Tariffs are driving up prices, but that’s only part of the story — aging cars, complex technology, and a worker shortage are all fueling record repair bills. Repair costs are climbing at record speed.

Learn which repairs cause many drivers to cut their losses instead of completing the fix. A service technician works under the hood of a customer’s vehicle at a Goodyear Tire and Rubber Co. Auto ...

Editorial Note: Content was created in partnership with Money Research Collective. Cars.com receives a commission from the partner links contained within the content. By Kiah Treece Car repair ...