Buy 2020 Gmc Sierra 1500 SLE Crew Cab Pickup Fleetside 5.3L EcoTec3 V8 A/T 4WD Exhaust Gas DIESEL, HIGH, Pressure - OEM Gmc Part # 55510043 (55506432)

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. Includes: EGR Valve Gasket.

EGR Valve

Fits Escalade , Escalade ESV, Sierra 1500, Sierra 1500 Limited, Silverado, Suburban , Tahoe , Yukon, Yukon XL

3.0 LITER DIESEL, HIGH PRESSURE. Suburban; 3.0L Diesel; High Pressure. Tahoe; 3.0L Diesel; High Pressure. Yukon XL; 3.0L Diesel. Yukon; 3.0L Diesel; High Pressure.
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 2020 GMC Sierra 1500 to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and GMC genuine parts.