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Home >> Buick >> 2009 >> Allure Super >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 5.3L - Introduction >> Description and Operation >> Fuel System Description >> Fuel Fill Pipe

Fuel Fill Pipe

Fig 1: Identifying Fuel Fill Pipe
GM61745Courtesy of GENERAL MOTORS CORP.

The fuel fill pipe (2) has a built-in restrictor and a deflector in order to prevent refueling with leaded fuel.