If you're facing a check engine light with codes related to the mass air flow (MAF) sensor or vacuum leaks, this DIY guide will help you troubleshoot and fix the problem without the need for expensive ...

Last month we fielded a question about a fault code a reader had been trying to repair for more than a year. To recap, the Corvette in question, a ’96 model, had a recurring P0171 code, or “System Too ...

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 ...