Description:

FITMENT - 1996 1999 for GMC P3500 5.7L,1999 for GMC P3500 6.5L,1996-2002 for GMC Savana 1500 4.3L,1996-1997 1999-2000 2002 for GMC Savana 1500 5.0L,1996-1997 1999 for GMC Savana 1500 5.7L,1998 2001-2002 for GMC Savana 2500 4.3L,1997-2001 for GMC Savana 2500 5.0L,1996-2000 2002 for GMC Savana 2500 5.7L,1998-2002 for GMC Savana 3500 5.7L,1996-2000 for GMC Savana 3500 7.4L,2001-2002 for GMC Savana 3500 8.1L,1996-1998 for GMC Yukon 5.7L,1995-2000 2002 for Pontiac Firebird 5.7L. EASY to INSTALL and CLEAN - Disconnect the negative side of the battery, then loosen a couple band clamps and disconnect the harness. Pull out your old unit and re-insert new one, tighten band clamps, re-connect harness and negative battery terminal. HOW to WORK - Mass Air Flow Meter AFM Sensor measures the volume and density of air entering the engine, providing highly accurate Air Flow readings to the ECU over a wide range of ambient temperatures..