The Exhaust Gas Recirculation (EGR) Valve is an integral part of a vehicle's emission control system or EGR System.It controls the engine's emission of nitrous oxides by reducing combustion temperature.he Exhaust Gas Recirculation (EGR) Valve is an integral part of a vehicle's emission control system or EGR System.
Fairchild AFB Finance Office: 509-247-3748 Personal Financial ReadinessFairchild AFB Airman and Family Readiness Center (A&FRC) has staff members who are financial counselors; some have national certification.
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