Popular Mechanics’s automotive experts outline the tools and techniques proven to smoke out even the toughest to find vacuum ...

The Engine Control Module (ECM) is a crucial component in a car, as it acts as the brain that controls various engine functions. It works in conjunction with multiple sensors, wires, and ...

Originally the lawnmower engine used a magneto coil ignition system, magnetos are simple and very common in lawnmowers. The magneto is designed to produce a high voltage spike when influenced by a ...

The Engine Control Unit is a vital part of every car made in the last 40 years or so, but unlike just about every other electronic device, open source solutions just don’t exist. [Andrey] is ...

The position of the throttle and how quickly it’s opening or closing is transmitted to the engine control module, and that information is among the factors the computer uses to decide how much ...

The 2025 Corvette is the subject of a new service bulletin from General Motors, related to a Body Control Module (BCM) problem that causes a check engine light to display. GM is now offering a fix ...

General Motors on Wednesday said it is recalling nearly 462,000 diesel-engine SUVs and pickup trucks ... car dealers will ...

According to the Technical Service Bulletin (TSB) N222389722 issued on August 28, 2024, GM acknowledged the condition where ...