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Home >> Pontiac >> 2009 >> G6 Base, 2D Coupe >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 2.4L - Introduction >> Description and Operation >> Fuel System Description >> Fuel Pulse Dampener

Fuel Pulse Dampener

The fuel pulse dampener attaches inside a housing on the fuel rail assembly. The fuel pulse dampener is diaphragm-operated, with fuel pump pressure on one side and with spring pressure on the other side. The function of the dampener is to dampen the fuel pump pressure pulsations.

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