chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Positive Crankcase Ventilation > < EGR Intake Manifold Cleaning|Page 3355
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Fillpipe Restrictor: Description and Operation

Fuel Door And Restrictor (Typical)

PURPOSE

To prevent refueling with leaded fuel, the fuel filter neck has a built-in restrictor and deflector. The opening in the restrictor will accept only the
smaller unleaded gasoline fuel nozzle which must be fully inserted to bypass the deflector.

Positive Crankcase Ventilation > < EGR Intake Manifold Cleaning|Page 3355