gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Positive Crankcase Ventilation > < Evaporative Emissions Hose|Service and Repair|Page 9763
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7. Remove the caps from the fuel rail and the EVAP purge solenoid.
8. Connect the EVAP pipe (3) quick connect fitting to the EVAP purge solenoid.
9. Connect the fuel feed pipe (2) quick connect fitting to the fuel rail.

10. Tighten the fuel fill cap.
11. Use the following procedure in order to inspect for leaks:

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Turn the ignition ON, with the engine OFF, for 2 seconds.

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Turn the ignition OFF for 10 seconds.

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Turn the ignition ON, with the engine OFF.

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Inspect for fuel leaks.

12. Install the fuel injector sight shield.

Positive Crankcase Ventilation > < Evaporative Emissions Hose|Service and Repair|Page 9763