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Positive Crankcase Ventilation >
< Evaporative System Service Port|Description and Operation
Yukon XL 2500 2WD V8-8.1L VIN G (2004)
Powertrain Management
Emission Control Systems
Exhaust Gas Recirculation
EGR Valve
Component Information
Diagrams
Page 1
Exhaust Gas Recirculation (EGR) Valve
Powertrain Management
Emission Control Systems
Exhaust Gas Recirculation
EGR Valve
Component Information
Diagrams
Positive Crankcase Ventilation >
< Evaporative System Service Port|Description and Operation