K 30 1 Ton Pickup 4WD V8-350 5.7L VIN M 4-bbl (1983)
Fig. 15 Typical EGR/EFE/DS vacuum system. 1983-84 V8 gasoline engines less solenoid control
Chevrolet Workshop Service and Repair Manuals
Thermal Vacuum Valve, EGR|Testing and Inspection >
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