GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the air cleaner outlet duct assembly. Refer to Air Cleaner Outlet Resonator Replacement .

  2. Object Number: 1238964  Size: SH
  3. Disconnect the engine purge pipe from the evaporative emission (EVAP) canister purge valve.
  4. Remove the engine purge pipe.

Installation Procedure


    Object Number: 783172  Size: SH
  1. Connect the engine purge pipe (3) to the evaporative emission (EVAP) canister purge valve (2).
  2. Install the air cleaner outlet duct assembly. Refer to Air Cleaner Outlet Resonator Replacement .