How To Clean The GM Mass Air Flow (MAF) Sensor

This MAF sensor is used all told of the different Gramme Makes: Buick, Chevrolet, Oldsmobile, Pontiac, and of course GMC (you'll incu a complete number of models below). Since this is an OFF-CAR cleaning, the MAF sensor has to follow removed from the auto surgery truck.

You'll get hold the whole MAF detector cleaning process explained step by stone's throw in plain english and with photos, making this job as easy and as pain free Eastern Samoa possible.

En Español You can regain this teacher in Spanish present: Cómo Limpiar elevated railroad Sensor de Flujo de Aire (MAF) de GM (at: autotecnico-online.com).

Symptoms Of A Dirty MAF Sensor

The most common symptoms of a Dirty volume air flow sensor are:

  1. Lack of power. IT's American Samoa if there were a time lag betwixt when the accelerator cycle is depressed and engine reaction.
  2. Check engine light is on in the instrument cluster and the codes you whitethorn ascertain could be:
    1. MAF Sensor Codes.
    2. Fuel Shave Codes.
    3. Valuable/Wasted Codes.
  3. Bad mileage.

What Causes The MAF Sensing element To Get Dirty?

There are various conditions that can cause the MAF sensor to get dirty. Let's explore them a bit since well-educated this will help you to ward of a duplicate of the problem.

  1. Air Filter is missing.
  2. Air Filter is torn surgery missing pieces.
  3. Air Filter is non decently set in situ in its assembly.
  4. Zephyr Filter Boxwood assembly is broken, letting in unfiltered vent.

If any of the above apply to your car or truck, your MAF detector's hot-wires are credibly dirty and in involve of cleaning.

What Do I Use To Clean The MAF Sensor?

How To Clean The GM Mass Air Flow (MAF) Sensor

We can't retributory use whatsoever type of solvent to clean the MAF sensor with. Here are a dyad of very central guidelines on what to usage:

  1. An Electronics Spray Cleaner can be used.
    1. You fundament buy it at your local auto parts store (AutoZone, Pepboys, O'Reilly, etc).
    2. You can buy it at your topical anesthetic electronics salt away (Radio Shack, Fry's, etc).
  2. Or you can buy a MAF sensing element cleaning spray. Yes, there is one designed good for cleanup MAF sensors.
    1. This dry cleaner is made by CRC Industries and its portion issue is: 05110.
    2. You can steal it at your local auto parts shop (AutoZone, Pepboys, O'Reilly, etc).
  3. Don't use carburator or brake cosher spray or gasoline.
    1. These solvents will go out a residue on the wires.
    2. Non to note the harsh solvent can damage the MAF sensor's electronics.
  4. Also, don't attempt to physically clean the sensor with anything (like a cotton swab) Beaver State you may break the wires.

Why Clear The MAF Sensor?

Cleaning a dirty mass air flow (MAF) detector saves you money. How? Substantially, nest egg at the petrol pump for one since you'll get better gasoline mileage.

Savings at the machine repair shop, since nigh shops prefer to replace it rather than spick it (very few of the repair shops I receive worked at wanted to clean them since the gain margin of cleaning was/is less than that of selling you a new one, let alone that they bequeath NOT enjoin you it's only dirty).

Your carbon footprint will be less, since you will be polluting to a lesser extent, not to mention that you'll be getting your engine's deserving of power. Since a bemire MAF sensor makes the engine pollute more and produce less power.

Alright, sufficient of the b.s. and let's get started with the actual step by step cleaning of the GM mass air flow (MAF) sensor (Buick, Chevrolet, Oldsmobile, Pontiac, and GMC models).

Step 1: Remove The MAF Sensor From Vehicle

Remove The MAF Sensor From Vehicle. How To Clean The GM Mass Air Flow (MAF) Sensor

Move out the mass air flow sensor from the car or hand truck.

Once sour, your MAF detector should look like the one in the pic.