Removal Procedure

Disconnect mass air flow sensor wiring harness plug (2) from mass air flow sensor (3).

Fig 1: Air Cleaner Housing, Mass Air Flow Sensor Wiring Harness Plug And Mass Air Flow Sensor
Courtesy of GENERAL MOTORS COMPANY
Unclip mass air flow sensor wiring harness retainer clip from air cleaner housing (1).
Remove the air cleaner outlet duct clamp (3).

Fig 2: Air Cleaner Housing Air Cleaner Housing, Mass Air Flow Sensor Wiring Harness Plug And Mass Air Flow Sensor
Courtesy of GENERAL MOTORS COMPANY
Remove the air cleaner outlet duct (2) from air cleaner housing (1).
Remove the 5 air cleaner housing bolts (1).

Fig 3: Air Cleaner Element
Courtesy of GENERAL MOTORS COMPANY
Remove the air cleaner upper housing (2) from the air cleaner lower housing (4).
Remove the air cleaner element (3).