GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 407828  Size: SH
  1. Disconnect the engine purge pipe from the EVAP canister purge valve.
  2. Disconnect the engine purge pipe from the chassis purge pipe.
  3. Disconnect the engine purge pipe fastener from the fuel rail.
  4. Note the engine purge pipe routing for installation and remove the engine purge pipe.

Installation Procedure

  1. Route the engine purge pipe to the engine as noted.
  2. Connect the engine purge pipe fastener to the fuel rail.
  3. Connect the engine purge pipe to the chassis purge pipe.

  4. Object Number: 407828  Size: SH
  5. Connect the engine purge pipe to the EVAP canister purge valve.