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 MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 231 (ENGINE CONTROLS - REMOVAL & INSTALLATION)FUEL SYSTEMSFUEL FILLER TUBEREMOVAL
1999 GMC Forward Control 5.7 R, Automatic
Fuel Filler Tube: Removal
1999 GMC Forward Control 5.7 R, AutomaticSECTION Removal
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Cap the fittings and plug the holes when servicing the fuel system in order to prevent dirt and other contaminants from entering the open pipes and passages. Always maintain cleanliness when servicing fuel system components.
- Remove the fuel filler cap. Drain the fuel tank. See FUEL TANK DRAINING . Raise and support vehicle. Remove the fuel filler pipe attaching nut to wheelhouse stud. SeeFigure .
- Remove the fuel filler pipe attaching screw to the wheelhouse panel. Loosen the fuel filler pipe clamp. Remove the fuel filler pipe from the fuel tank. Remove the fuel filler pipe from the grommet on the fuel filler pocket.
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.