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Fuel Pump > < Fuel Pressure Regulator|Diagrams|Page 6809

DeVille V8-4.6L VIN Y (1998)

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Fuel Pressure Test Port: Locations

Intake Manifold Top Cover

The fuel pressure test port is located on the fuel rail under the intake manifold top cover.

Fuel Pump > < Fuel Pressure Regulator|Diagrams|Page 6809