Air Cleaner Assembly Replacement

Fig 1: Air Cleaner Assembly

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Disconnect the mass airflow sensor wiring harness plug. Remove the mass airflow sensor clamp from the air cleaner housing. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement . Remove the NOX sensor - position 1 module from the air cleaner lower housing. Refer to Nitrogen Oxide Sensor Replacement - Position 1 .
1	Air Cleaner Housing Drain Hose Procedure Detach the air cleaner housing drain hose if equipped.
2	Air Cleaner Assembly
3	Air Cleaner Adapter Procedure Detach the air cleaner assembly from the air cleaner adapter.