Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 462 (ENGINE CONTROLS - REMOVAL & INSTALLATION)FUEL SYSTEMSFUEL PRESSURE REGULATORINSTALLATION
2004 Oldsmobile Bravada AWD
Fuel Pressure Regulator: Installation
2004 Oldsmobile Bravada AWDSECTION Installation
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Lubricate NEW "O" rings with clean engine oil. Install fuel pressure regulator into regulator housing on fuel rail. Install fuel pressure regulator retainer and fuel return line retainer. Tighten fuel pressure regulator retainer and fuel return line retainer screws to specification. See TORQUE SPECIFICATIONS .
- Connect fuel return line at fuel pressure regulator. See FUEL LINE DISCONNECT FITTINGS . Connect fuel pressure regulator vacuum line. Connect negative battery cable.
- Turn ignition switch to ON position for 2 seconds. Turn ignition switch to OFF position for 10 seconds. Turn ignition switch to ON position. Check for fuel leaks. Repair as necessary. Install engine wiring harness into retaining clips at front of engine. Install air cleaner resonator onto top of engine.
NOTE:
If reusing fuel pressure regulator, inspect filter screen for contamination. If filter screen is contaminated, replace fuel pressure regulator.
- Install the following parts onto the fuel pressure regulator (9):
- Backup ring (10). See Figure.
- Regulator seal "O" ring (11)
- Regulator filter (12)
- Regulator seal "O" ring (13)
- Lubricate the fuel pressure regulator large "O" ring (11, 13) with clean engine oil.
- Install the fuel pressure regulator (9).
- Install a NEW fuel pressure regulator retainer (8).
- Connect the fuel pressure regulator vacuum line.
- Connect the negative battery cable.
- Install the fuel fill cap.
- Inspect for leaks.
- Turn the ignition ON, for 2 seconds.
- Turn the ignition OFF for 10 seconds.
- Turn the ignition ON.
- Inspect for fuel leaks.
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.