GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 409007  Size: SH
  1. Remove the front purge pipe from the evaporative emission (EVAP) canister purge valve.

  2. Object Number: 409011  Size: SH
  3. Remove the rear purge pipe from the EVAP canister purge valve.
  4. Notice: The EVAP canister may have released carbon particles which caused this part to fail and may cause damage to other components. Check the EVAP canister for loose carbon before returning the vehicle to service.


    Object Number: 409012  Size: SH
  5. Disconnect the EVAP canister purge valve electrical connector.

  6. Object Number: 409015  Size: SH
  7. Insert a screwdriver between the EVAP canister purge valve and the mounting bracket in order to release the lock tab.

  8. Object Number: 409019  Size: SH
  9. Remove the EVAP canister purge valve mounting bracket attaching nut, if replacing the bracket.
  10. Remove the bracket.

Installation Procedure

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Install the mounting bracket and the attaching nut for the EVAP canister purge valve .
  2. Tighten
    Tighten the nut to 8 N·m (71 lb in).


    Object Number: 409019  Size: SH
  3. Slide the EVAP canister purge valve onto the mounting bracket. Make sure the lock tab locks the valve in place.

  4. Object Number: 409012  Size: SH
  5. Connect the EVAP canister purge valve electrical connector.

  6. Object Number: 409011  Size: SH
  7. Connect the rear purge pipe to the EVAP canister purge valve.

  8. Object Number: 409007  Size: SH
  9. Connect the front purge pipe to the EVAP canister purge valve.