buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Fuel Tank Unit > < Engine Compartment|Page 8472
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Fuel Filler Hose: Description and Operation

To help prevent refueling with leaded fuel, the fuel filler 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.

Fuel Tank Unit > < Engine Compartment|Page 8472