GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 669537  Size: SH
  1. Disconnect the evaporative emission (EVAP) purge pipe from the EVAP canister purge valve.
  2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Disconnect the EVAP purge pipe near the fuel filter.

  4. Object Number: 670063  Size: SH
  5. Disconnect the EVAP purge pipe from the chassis attaching hardware.
  6. Carefully remove the EVAP purge pipe from the chassis.

Installation Procedure


    Object Number: 670063  Size: SH
  1. Position the EVAP purge pipe on the chassis
  2. Snap the EVAP purge pipe into the chassis attaching hardware.
  3. Connect the chassis EVAP purge pipe to the EVAP canister purge pipe located near the fuel filter.
  4. Lower the vehicle.

  5. Object Number: 669537  Size: SH
  6. Connect the EVAP purge pipe to the EVAP canister purge solenoid.