GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1998 🢒 GMC P42 Commercial Chassis 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Evaporative Emission Canister Replacement

Removal Procedure
  1. Disconnect the EVAP canister vent hose.
    2. 1.1. Grasp both sides of the fitting and twist the female connector in each direction in order to loosen any dirt within the fitting.
    1.2. Squeeze the plastic retainer release tabs.
    1.3. Pull the connectors apart.

    Object Number: 235114 Size: SH
  2. Disconnect the EVAP vapor purge and EVAP tank hose.
    3. 2.1. Grasp both sides of the fitting and twist the female connector in each direction in order to loosen any dirt within the fitting.
    2.2. Squeeze the plastic retainer release tabs.
    2.3. Pull the connectors apart.

    Object Number: 235126 Size: SH
  3. Remove the bolts and retainers then slide the canister forward and up.

Installation Procedure

    Object Number: 235126 Size: SH
  1. Install the EVAP canister to the bracket.
    2. 1.1. Position the canister in the bracket.
    1.2. Slide the canister back into the canister bracket clips.

    Object Number: 235126 Size: SH
  2. Install the clips and bolts.

    3. Object Number: 235114 Size: SH
  3. Clean any dirt from the EVAP vapor purge and EVAP tank hose fittings and connect the hoses to the canister.
    4. 3.1. Push the fitting together in order to cause the retainers to snap into place.
    3.2. Grasp the fittings.
    3.3. Twist and pull the fittings in order to make sure that the fittings are secure.

    Object Number: 235126 Size: SH
  4. Clean any dirt from EVAP canister vent hose fittings and connect the hose to the canister.
    5. 4.1. Push the fitting together in order to cause the retainers to snap into place.
    4.2. Grasp the fittings.
    4.3. Twist and pull the fittings in order to make sure that the fittings are secure.