We start this report with a question for do-it-yourself diesel pickup owners who perform all of their truck’s engine upkeep and repair, especially those of you with oil-burners that have more than 100 ...

Fuel injectors don't just deliver fuel. They meter it, shaping the spray so the air-fuel mixture burns in the way the engine wants it to. When deposits build up, injector fuel flow can decrease and ...

While fuel-injector cleaning is often recommended by shops and dealer service centers, it probably isn’t necessary unless it’s correcting a running problem. In many cases, just using a quality ...