Add Yahoo as a preferred source to see more of our stories on Google. Consumer Reports has no financial relationship with advertisers on this site. The process of walnut blasting, which entails ...

Valvoline Inc., a supplier of premium branded lubricants and automotive services, has launched Valvoline All Engine Clean Intake Cleaner and Valvoline All Engine Clean Fuel Rail Cleaner. These ...

If you have been offered a throttle body cleaning or a fuel injector service, politely decline and find a more reputable ...

Modern engines are cleaner and more efficient than the ones you grew up with, yet many drivers are discovering a new headache: stubborn carbon crust building up on intake valves. Understanding why ...