GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1889700  Size: SH
  1. Disconnect the engine wiring harness electrical connector (1) from the mass air flow (MAF)/intake air temperature (IAT) sensor (2).

  2. Object Number: 1889701  Size: SH
  3. Remove the MAF/IAT sensor screws (1).
  4. Remove the MAF/IAT sensor (2).

Installation Procedure


    Object Number: 1889701  Size: SH
  1. Install the MAF/IAT sensor (2).
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the MAF/IAT sensor screws (1) and tighten to 0.6 N·m (5 lb in).

  4. Object Number: 1889700  Size: SH
  5. Connect the engine wiring harness electrical connector (1) to the MAF/IAT sensor (2).