Mass Airflow Sensor with Intake Air Temperature Sensor Replacement

Fig 1: Mass Airflow Sensor, Seal Ring & Bolts

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Mass Air Flow Sensor Bolt (Qty: 2)
2	Mass Air Flow Sensor Procedure Disconnect the heated oxygen sensor 1 wiring harness plug. 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) .
3	Mass Air Flow Sensor Seal Ring.

Callout

Component Name

Mass Air Flow Sensor Bolt (Qty: 2)

Mass Air Flow Sensor

Procedure

Disconnect the heated oxygen sensor 1 wiring harness plug.
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) .

Mass Air Flow Sensor Seal Ring.