Shop 2002 Buick Century Exhaust Gas Recirculation (EGR) Valve. 2.0 Liter. 2.0 liter, w/turbo. All Models Turbo, EMISSION, Liter - OEM Buick Part # 17111857

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 Grand Am, Skyhawk, Sunbird

2.0 Liter. 2.0 liter, w/turbo. All Models; Buick, Olds; Turbo Eng. All Models; Pontiac; Turbo Eng.
EGR Valve - Repair or Replace
A failed EGR valve will often have no noticeable symptoms beyond a check engine light, but it does cause your to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and genuine parts.