GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 12674  Size: SH
  1. Disconnect the electrical connector and hoses from the solenoid (1).
  2. Bend the tab on the solenoid mounting bracket to remove the solenoid (1).

Installation Procedure


    Object Number: 12674  Size: SH
  1. Attach the EVAP vacuum switch to the mounting bracket.
  2. Connect the electrical connector and hoses to the EVAP vacuum switch.