GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: 

   • Handle the MAF sensor carefully.
   • Do not drop the MAF sensor in order to prevent damage to the MAF sensor.
   • Do not damage the screen located on the air inlet end of the MAF.
   • Do not touch the sensing elements.
   • Do not allow solvents and lubricants to come in contact with the sensing elements.
   • Use a small amount of a soap based solution in order to aid in the installation.

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.

  2. Object Number: 235015  Size: SH
  3. Disconnect the MAF harness connector.

  4. Object Number: 235008  Size: SH
  5. Loosen the air cleaner outlet duct clamps at the MAF sensor.
  6. Carefully remove the MAF sensor from the air cleaner outlet ducts.

Installation Procedure


    Object Number: 235008  Size: SH
  1. Install the MAF sensor.
  2. Install the air cleaner outlet ducts.
  3. Tighten the clamps.

  4. Object Number: 235015  Size: SH
  5. Connect the MAF harness connector.
  6. Connect the negative battery cable.