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Home >> Buick >> 2004 >> Regal LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls 3.8L (Introduction, Service & Replacement) >> Description and Operation >> Fuel System Description >> Fuel Pipe O-Rings
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Fuel Pipe O-Rings

O-rings seal the threaded connections in the fuel system. Fuel system O-ring seals are made of special material. Service the O-ring seals with the correct service part.

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