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Exhaust Gas Recirculation (EGR) Valve. A Valve used to recirculate small amounts of Exhaust back into the combustion chambers of the engine in order to decrease the combustion temperature, thereby reducing the formation of smog-producing nitrogen oxides. EGR Valve
Fits Century, Cutlass Calais, Cutlass Ciera, Lumina, Skylark2.5 liter. 4 cylinder. EGR Valve - Repair or ReplaceA failed EGR valve will often have no noticeable symptoms beyond a check engine light, but it does cause your 2002 Buick Century to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Buick genuine parts.
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