GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1675738  Size: SH
  1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  2. Disconnect the engine harness electrical connector (1) from the evaporative emission (EVAP) canister purge valve.
  3. Disconnect the chassis EVAP pipe from the EVAP canister purge valve. Refer to Plastic Collar Quick Connect Fitting Service .

  4. Object Number: 1639213  Size: SH
  5. Remove the EVAP canister purge valve bolt (2).
  6. Remove the EVAP canister purge valve (3).

Installation Procedure


    Object Number: 1639213  Size: SH
  1. Install the EVAP canister purge valve (3).
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the EVAP canister purge valve bolt (2) and tighten to 16 N·m (12 lb ft) .

  4. Object Number: 1675738  Size: SH
  5. Connect the chassis EVAP pipe to the EVAP canister purge valve. Refer to Plastic Collar Quick Connect Fitting Service .
  6. Connect the engine harness electrical connector (1) to the EVAP canister purge valve.
  7. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .