chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

EGR Valve > < Liquid Vapor Separator, Evaporative System|Testing and Inspection
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EGR Control Solenoid: Testing and Inspection

Apply 13.2 to 14.4 inches Hg. of vacuum to port connected to intake manifold and apply air pressure to port connected to EGR signal vacuum line
and check for leakage. If leakage is not noted, replace assembly.

EGR Valve > < Liquid Vapor Separator, Evaporative System|Testing and Inspection