Exhaust Gas Recirculation (EGR) Valve

Part Number: 12665547
Supersession(s): 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 1999 Buick Century to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Buick genuine parts.

Diagram Emission system. Emission components. for your 1999 Buick Century
#1
Egr valve & related components. 6. 6 liter diesel. At converter & pipe. At intake. At muffler. At outlet pipe. At turbo exh pipe. Front cooler. Rear cooler. Side. Upper & lower.
6.6 LITER DIESEL. EGR VALVE & RELATED COMPONENTS.
Diagram EMISSION SYSTEM. EMISSION COMPONENTS. for your 1999 Buick Century
#1
Egr valve & related components. 2015-16. 6. 6 liter diesel. At converter & pipe. At intake. At muffler. At outlet pipe. At turbo exh pipe. Front cooler. Rear cooler. Side. Upper & lower.
2015-16. 6.6 LITER DIESEL. EGR VALVE & RELATED COMPONENTS.

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$ 354.15
All Discounts: $ 272.68 (44% off)
MSRP: $ 626.83

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