Q: My 2004 Buick Park Avenue Ultra with 60,000 miles misfires when restarted hot. The missing lasts for no more than 30 seconds. My mechanic is stumped. Any thoughts? Other than this, the car runs ...

Your car's engine needs a very specific diet of air and fuel to do its job, and it's the fuel pressure regulator's (FPR) job to feed it the right amount. The gadget is relatively tiny and can fit in ...

What it is (geek talk) - All fuel injected vehicles are equipped with fuel pumps that run more fuel than is required in the fuel rail that feeds the injectors. As a result, most vehicles have OEM fuel ...

Fuel-pressure regulators are fuel-pressure regulators are fuel-pressure regulators, right? Wrong! While they all accomplish the same purpose, there is a big range when it comes to price, material, ...

Even in this day of increasingly sophisticated electronic fuel control systems, carburetors are still often the component of choice for racers and high-performance street machine enthusiasts alike.

We don't have to tell you that too little juice to the squirters, especially under boost, is a costly proposition that could lead to serious internal surgery on your engine. Twelve years ago, when ...