GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Open the hood.
  2. Warning: Refer to Battery Disconnect Warning in the Preface section.

  3. Disconnect the battery.

  4. Object Number: 1945776  Size: SH
  5. Remove the evaporative emission vent solenoid valve.
  6. • Remove the wiring harness plug (2).
    • Remove the rubber retainer (3) from the bracket.
    • Disconnect the line (1) from intake manifold.
    • Disconnect the purging air line from the evaporative emission vent solenoid valve.

Installation Procedure

  1. Install the evaporative emission vent solenoid valve.
  2. • Connect the purging air line to the evaporative emission vent solenoid valve.
    • Connect the line to the intake manifold.
    • Install the rubber retainer to the bracket.
    • Install the wiring harness plug.
  3. Connect the battery.
  4. For programming procedures, refer to Control Module References.
  5. Close the hood.