

Since a dirty MAF sensor makes the engine pollute more and produce less power.Īlright, enough of the b.s. Your carbon footprint will be less, since you will be polluting less, not to mention that you'll be getting your engine's worth of power. Savings at the auto repair shop, since most shops prefer to replace it rather than clean it (very few of the repair shops I have worked at wanted to clean them since the profit margin of cleaning was/is less than that of selling you a new one, not to mention that they will NOT tell you it's only dirty).

How? Well, savings at the gas pump for one since you'll get better gas mileage. Also, don't attempt to physically clean the sensor with anything (like a cotton swab) or you may break the wires.Ĭleaning a dirty mass air flow (MAF) sensor saves you money.Not to mention the harsh solvent can damage the MAF sensor's electronics.These solvents will leave a residue on the wires.


There are several conditions that can cause the MAF sensor to get dirty. Check engine light is on in the instrument cluster and the codes you may find could be:.It's as if there were a time lag between when the accelerator pedal is depressed and engine reaction. The most common symptoms of a Dirty mass air flow sensor are: You can find this tutorial in Spanish here: Cómo Limpiar el Sensor de Flujo de Aire (MAF) de GM (at: ). You'll find the whole MAF sensor cleaning process explained step by step in plain english and with photos, making this job as easy and as pain free as possible. Since this is an OFF-CAR cleaning, the MAF sensor has to be removed from the car or truck. This MAF sensor is used in all of the different GM Makes: Buick, Chevrolet, Oldsmobile, Pontiac, and of course GMC (you'll find a complete list of models below).
