chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Vacuum Restrictor > < Diesel Engine - Altitude Performance Adjustment|Page 1526
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Exhaust Gas Recirculation: Description and Operation

EGR Response Vacuum Reducer Valve (EGR-RVR)

The Response Vacuum Reducer Valve is located in the vacuum line between the torque converter clutch solenoid and the vacuum regulator valve
and allows the EGR valve to change position quickly as throttle position is changed.

Vacuum Restrictor > < Diesel Engine - Altitude Performance Adjustment|Page 1526