If the mass airflow sensor does not glow red within a couple of minutes of the engine being shut off check to see if the relays are applying voltage to the mass air flow sensor.

A mass air flow sensor is one of the numerous tiny widgets and gewgaws that make up a modern automobile's electronic fuel injection system. In the MAF's case, it tells the car's computer how much ...

GM has issued a recall for certain units of the Chevy Low Cab Forward 3500 and 4500 models due to an issue with the mass air flow (MAF) sensor.

The mass flow sensors measure 16.8 (H) x 8.0 (W) x 36.6 mm (L) and weigh 5.27 grams, which make them suitable for tight packaging applications such as pick & place systems, leak detection, ...