GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2000 🢒 Savana 🢒 Engine 🢒 Engine Controls - 7.4L 🢒 Evaporative Emission Vent Valve Replacement

Removal Procedure

    Caution: To avoid any vehicle damage, serious personal injury or death when major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed and strap the vehicle to the hoist.


    Object Number: 238422 Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the evaporative emission (EVAP) vent valve electrical connector.
  3. Disconnect the canister vent hose.

    4. Object Number: 276388 Size: SH
  4. Bend back the tang on the bracket.
  5. Slide the EVAP vent valve off of the bracket.

Installation Procedure

    Object Number: 276388 Size: SH
  1. Slide the EVAP vent valve onto the bracket.
  2. Connect the canister vent hose.

    3. Object Number: 238422 Size: SH
  3. Connect the EVAP vent valve electrical connector.
  4. Lower the vehicle.