GM Service Manual Online
For 1990-2009 cars only

Evaporative Emission Hoses/Pipes Replacement - Engine Purge Pipe

Removal Procedure

  1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .

  2. Object Number: 783172  Size: SH
  3. Disconnect the engine purge pipe (3) from the evaporative emission (EVAP) canister purge valve (2).
  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 assembly. Refer to Air Cleaner Assembly Replacement .