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 139 (ENGINE PERFORMANCE SYSTEM REMOVAL, OVERHAUL & INSTALLATION - BI-FUEL)
2004 Oldsmobile Bravada AWD
Section 139 (Engine Performance System Removal, Overhaul & Installation - Bi-Fuel)
2004 Oldsmobile Bravada AWDSECTION Section 139 (Engine Performance System Removal, Overhaul & Installation - Bi-Fuel)
WARNING: This page is about a different car, the 2002 GMC Savana and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Engine Cover
- Computerized Engine Controls
- Engine Sensors & Switches
- Relays & Solenoids
- Cooling System
- Ignition Systems
- Fuel Systems
- Fuel System Precautions
- Fuel Tank Inspection
- Fuel System Pressure Release
- Fuel Lines
- Notes
- Removal & Installation (Fuel Hoses/Pipes Replacement - Rear High Pressure Lock-Off (HPL) Solenoid-To-Front High Pressure Lock-Off (HPL) Solenoid)
- Removal & Installation (Fuel Hoses/Pipes Replacement - Front High Pressure Lock-Off (HPL) Solenoid-To-High Pressure Regulator (HPR) Union
- Removal & Installation (Fuel Hoses/Pipes Replacement - High Pressure Regulator (HPR) Union-To-High Pressure Regulator (HPR) Hose)
- Removal & Installation (Fuel Hoses/Pipes Replacement - High Pressure Regulator (HPR)-To-Low Pressure Lock-Off (LPL) Union)
- Air Cleaner Outlet Duct
- Fill Line
- Fill Line Union (Check Valve)
- Fill Valve
- Fill Valve Filter
- Fuel Control Solenoid
- Fuel Mixer
- Fuel Tanks
- Fuel Tank Cleaning
- Fuel Tank Bracket
- Fuel Tank Shield
- Fuel Tank Pressure Sensor
- High Pressure Regulator
- High Pressure Regulator Filter
- High Pressure Lock-Off Solenoid
- Idle Control Solenoid
- Intake Manifold
- Low Fuel Pressure Regulator
- Low Pressure Lock-Off
- Low Pressure Regulator
- Emission Systems & Sub-Systems
- Torque Specifications
RENDER: 1.0x
NO RELATED
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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.