The engine reduced power pops up on a 2007 Chevrolet Tahoe. I tried changing the MAF but couldn’t get it off. What’s my options? – Kevin H. Unfortunately, that’s not going to be enough information for ...

The GMC Terrain was refreshed for the 2022 model year, while the subsequent 2023 GMC Terrain introduced a number of important updates and changes, chief of which was a new engine. Now, however, some ...

The reduced engine power light (typically referred to as the "check engine light" or "malfunction indicator lamp") will illuminate when the engine management unit (CPU) detects a malfunction or ...

A device in the throttle body, the mass airflow, or MAF, sensor helps the engine computer determine the proper air-fuel mixture by measuring the mass of the air flowing past it. Because a precise ...

Your engine needs a steady stream of clean air to function properly, and it's the job of the mass air flow (MAF) sensor to measure and regulate the amount of clean air entering the intake. The engine ...

Imagine a turbocharger trying to pressurize a carburetor with its small venturis and finicky floats and you can get some idea why electronic fuel injection opened the door to big boost, big power, big ...

One of the biggest fears of any vehicle owner or driver is the dreaded Engine Warning Light, also known as the Check Engine Light. While there is a chance of a major fault, sometimes it is likely that ...

Regular readers will recall last month's testing of two Motordyne bolt-ons that successfully proved Helmholtz resonance can be used to increase exhaust gas scavenging and help your ride put out a few ...