Bravada 4WD V8-5.3L VIN P (2004)
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Fuel Rail: Description and Operation
Fuel System (Without Returnless Fuel System)
FUEL RAIL ASSEMBLY
The fuel rail assembly attaches to the engine intake manifold. The fuel rail assembly performs the following functions:
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Positions the injectors (3) in the intake manifold
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Distributes fuel evenly to the injectors
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Integrates the fuel pressure regulator (2) with the fuel metering system