GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Cobalt 🢒 Body 🢒 Wiring Systems 🢒 Mass Airflow Sensor Replacement

Removal Procedure
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the left front tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Remove the left front fender liner. Refer to Front Fender Liner Replacement in Body Front End.
  4. Remove the left front splash shield-engine. Refer to Engine Splash Shield Replacement in Body Front End.

    5. Object Number: 1386444 Size: SH
  5. Disconnect the electrical connector from the mass air flow (MAF) sensor.
  6. Remove the 2 fasteners.
  7. Remove the MAF sensor from the air cleaner housing.

Installation Procedure

    Object Number: 1386444 Size: SH
  1. Install the MAF sensor into the air cleaner housing.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Secure the MAF sensor to the air cleaner housing with the 2 fasteners.

    3. Tighten
    Tighten the 2 fasteners to 2 N·m (18 lb in).

  3. Connect the MAF sensor electrical connector.
  4. Install the left front splash shield-engine. Refer to Engine Splash Shield Replacement in Body Front End.
  5. Install the left front fender liner. Refer to Front Fender Liner Replacement in Body Front End.
  6. Install the left front tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  7. Lower the vehicle.