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Mass Airflow Sensor with Intake Air Temperature Sensor Replacement

Fig 1: Mass Airflow Sensor, Seal Ring & Bolts
GM2594933Courtesy of GENERAL MOTORS COMPANY
Mass Airflow Sensor with Intake Air Temperature Sensor Replacement

Callout Component Name
1 Mass Air Flow Sensor Bolt (Qty: 2)
2 Mass Air Flow Sensor

Procedure

  1. Disconnect the heated oxygen sensor 1 wiring harness plug.
  2. After replacement of mass air flow sensor, use a scan tool to perform the learn functions. Refer to Engine Control Module Programming and Setup (LAF, LEA or LUK) , Engine Control Module Programming and Setup (LNP) , Engine Control Module Programming and Setup (2H0) .
3 Mass Air Flow Sensor Seal Ring.