GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2004 🢒 Chevy K Silverado - 4WD 🢒 Engine 🢒 Engine Controls - 6.6L (LB7) 🢒 Mass Airflow Sensor with Intake Air Temperature Sensor Replacement

Removal Procedure

    Object Number: 877698 Size: SH
  1. Disconnect the mass air flow/intake air temperature (MAF/IAT) sensor electrical connector (1).

    2. Object Number: 729658 Size: SH
  2. Remove the MAF/IAT sensor screws.
  3. Remove the MAF/IAT sensor (1).

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 729658 Size: SH
  1. Install the MAF/IAT sensor (1).
  2. Install the MAF/IAT sensor screws.

    3. Tighten
    Tighten the screws to 8 N·m (70 lb in).


    Object Number: 877698 Size: SH
  3. Connect the MAF/IAT sensor electrical connector (1).