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Home >> GMC >> 1999 >> Forward Control 5.7 R, Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System & Component Tests >> Emission Systems & Sub-Systems (Gasoline) >> Fuel Evaporation >> Notes
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Fuel Evaporation: Notes

NOTE: Ensure all vacuum line and EVAP system components are not damaged or missing before proceeding with this test.
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