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 RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 266 (ENGINE CONTROLS - REMOVAL & INSTALLATION)FUEL SYSTEMS (CNG)FILL VALVEINSTALLATION
2004 Oldsmobile Bravada RWD
Fill Valve: Installation
2004 Oldsmobile Bravada RWDSECTION Installation
WARNING: This page is about a different car, the 2003 Pontiac Sunfire and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
- Install the fill valve through the fill door assembly.
- Loosely install the mounting nut.
- Tighten the fill valve retaining nut (1) while holding the fill valve using a wrench (4). Tighten the fill valve retaining nut to specification. See TORQUE SPECIFICATIONS .
- Connect the fill line (3) to the fill valve (5) with a new "O" ring face seal. Lubricate the "O" ring with petroleum jelly, or equivalent. Tighten the fill line fitting to specification. See TORQUE SPECIFICATIONS .
- Connect the negative battery cable. Tighten the bolt to specification. See TORQUE SPECIFICATIONS .
- Connect the HPL harness connector.
- Start the engine. Check for CNG fuel leaks at each serviced fitting using the Combustible Gas Detector (J 45878), or equivalent.
- Slip the boot over the fill valve fitting. Tighten the fill valve boot clamp to specification. See TORQUE SPECIFICATIONS .
- Install the left carpet and the cargo net.
- Install the trunk trim panel.
- Connect the negative battery cable. Tighten to specification. See TORQUE SPECIFICATIONS .
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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.