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Home >> Chevrolet >> 2011 >> Impala Police >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.9L - Repair Instructions >> Repair Instructions >> Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
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Mass Airflow Sensor with Intake Air Temperature Sensor Replacement

Fig 1: Mass Airflow Sensor with Intake Air Temperature Sensor
GM2267991Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Mass Airflow Sensor Fastener (Qty: 2)
CAUTION: Refer to Fastener Caution .

Tighten:  2 N.m (18 lb in)

2 Mass Airflow Sensor with Intake Air Temperature Sensor
Procedure: 
Disconnect the electrical connector.