Q: I have a 2009 VW with gasoline direct inject and a 2.0-liter turbo engine. It recently needed the intake valves cleaned (a very costly job) after just 54,000 miles. I understand many manufacturers ...

Valve gunk is nasty stuff that comes from the toxic vapor of steam, oil, gasoline and hydrocarbons circulating around the inside of your engine. A normal process of combustion in any gas powerplant, ...

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 ...

A few simple checks and tips can help ensure maximum peace of mind when buying a used GDI-powered car. The Gasoline Direct Injection (GDI) engine is marketed under different names by different ...