Shop 1996 Buick Century Exhaust Gas Recirculation (EGR) Valve. 6.6 LITER DIESEL, EGR VALVE & RELATED DIESEL, LITER, RELATED - OEM Buick Part # 12665547 (12639423, 12643238, 214-2304, 2142304)

Exhaust Gas Recirculation (EGR) Valve. Valve Assembly - EGR.
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 Sierra 2500 HD, Sierra 3500 HD, Silverado

6.6 LITER DIESEL, EGR VALVE & RELATED COMPONENTS. 6.6 LITER DIESEL, EGR VALVE & RELATED COMPONENTS, 2015-16. Silverado, Sierra; 6.6L. Silverado, Sierra; 6.6L; Front.
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.