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DTC P0101: Mass Airflow Sensor System Performance: Notes

NOTE: For circuit reference, see WIRING DIAGRAMS article.
Fig 1: Identifying Mass Airflow Sensor Harness Connector Terminals
G00039873Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying PCM Harness Connector C1 & C2 Terminals
G00039874Courtesy of GENERAL MOTORS CORP.