GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 104607  Size: SH
  1. Loosen the air duct clamp at the throttle body.
  2. Remove the duct from the throttle body.
  3. Remove the powertrain control module (PCM) cover (3).
  4. Disconnect the mass air flow (MAF)/intake air temperature (IAT) sensor connector.
  5. Remove the air intake resonator and duct. Refer to Air Cleaner Inlet Duct Replacement .
  6. Remove the PCM.
  7. Remove the 3 screws securing the air cleaner assembly to the vehicle and remove the assembly.

Installation Procedure

Important: An improperly installed air cleaner or a distorted or missing intake air duct may cause a diagnostic trouble code (DTC) to set. Ensure that the air cleaner assembly and intake air duct is installed correctly and that there are no kinks or folds in the intake air duct. Debris in the air cleaner assembly or MAF sensor inlet screen, that may distort air flow can set a DTC.


    Object Number: 104607  Size: SH
  1. Install the air cleaner assembly into the vehicle and secure the air cleaner assembly with the 3 attaching screws.
  2. Install the PCM.
  3. Install the air intake resonator and duct.
  4. Reconnect the MAF/IAT sensor connector.
  5. Install the PCM cover (3).
  6. Notice: Refer to Fastener Notice in the Preface section.

  7. Install the air duct to the throttle body.
  8. Tighten
    Tighten the clamp assembly to 3 N·m (27 lb in).