GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Express - AWD 🢒 Engine 🢒 Engine Controls and Fuel - 4.3L 🢒 Air Cleaner Outlet Resonator Replacement

Removal Procedure

    Object Number: 1950247 Size: SH
  1. Remove the engine cover. Refer to Engine Cover Replacement .
  2. Remove the positive crankcase ventilation (PCV) hose (2) from the air cleaner outlet duct adapter.
  3. Loosen the air cleaner outlet duct adapter clamp (1).
  4. Remove the air cleaner outlet duct adapter from the throttle body.

    5. Object Number: 1950250 Size: SH
  5. From under the hood, loosen the air cleaner outlet duct clamp (1) at the air cleaner assembly.

    6. Object Number: 1950253 Size: SH
  6. Remove the air cleaner outlet duct assembly (1).

Installation Procedure

    Object Number: 1950253 Size: SH
  1. Install the air cleaner outlet duct assembly (1).

    2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1950250 Size: SH
  2. Tighten the air cleaner outlet duct clamp (1) at the air cleaner assembly.

    3. Tighten
    Tighten the clamp to 5 N·m (44 lb in).


    Object Number: 1950247 Size: SH
  3. Install the air cleaner outlet duct adapter to the throttle body.
  4. Tighten the air cleaner outlet duct adapter clamp (1).

    5. Tighten
    Tighten the clamp to 5 N·m (44 lb in).

  5. Install the PCV hose (2) to the air cleaner outlet duct adapter.
  6. Install the engine cover. Refer to Engine Cover Replacement .