
The fuel filler neck is like a funnel that moves fuel into the fuel tank of a Chevrolet K1500. If you're looking to replace the fuel filler neck on a 97 Chevrolet K1500, you'll first need to raise the fuel tank fully and remove the fuel tank shield. You'll then need to disconnect the fuel tank filler neck from the fuel tank and remove the tank straps and insulator strips. Finally, you'll need to install the new fuel tank filler neck and reconnect the fuel feed and vapor hoses.
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What You'll Learn
- Loosen the filler neck hose clamp at the fuel tank and disconnect the fuel tank filler neck from the fuel tank
- Support the fuel tank and remove the tank straps and insulator strips, if equipped
- Remove the frame-mounted bracket and lower the fuel tank shield
- Lower the fuel tank and disconnect the fuel feed and vapor hoses
- Disconnect the electrical connector at the sender

Loosen the filler neck hose clamp at the fuel tank and disconnect the fuel tank filler neck from the fuel tank
To loosen the filler neck hose clamp at the fuel tank and disconnect the fuel tank filler neck from the fuel tank, follow these steps:
- Raise the fuel tank fully.
- Loosen the filler neck hose clamp.
- Disconnect the fuel tank filler neck from the fuel tank.
- Support the fuel tank and remove the tank straps and insulator strips, if equipped.
- Remove the frame-mounted bracket.
- Lower the fuel tank shield.
- Lower the fuel tank.
The fuel filler neck is like a funnel that moves the fuel from down into your Chevrolet K1500's fuel tank. When removing or replacing the fuel tank, the fuel tank support fasteners should never be reused. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure.
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Support the fuel tank and remove the tank straps and insulator strips, if equipped
To replace the fuel filler neck on a 97 Chevrolet K1500, you must first support the fuel tank. This can be done by raising the fuel tank fully and installing the fuel tank shield. You can then remove the tank straps and insulator strips, if equipped. It is important to note that when removing or replacing the fuel tank, the fuel tank support fasteners should never be reused.
To install the fuel tank straps and fastening hardware, follow these steps:
- Install the fuel tank brackets with insulator strips in place.
- Tighten the strap nuts to 13 N·m (115 lb in).
- Reinstall the fuel tank filler cap.
- Replenish the fuel in the tank.
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Remove the frame-mounted bracket and lower the fuel tank shield
To remove the frame-mounted bracket and lower the fuel tank shield on a 97 Chevrolet K1500, you will first need to raise the fuel tank fully. Once the fuel tank is raised, you can begin to remove the frame-mounted bracket. Loosen the filler neck hose clamp at the fuel tank and disconnect the fuel tank filler neck from the fuel tank. Support the fuel tank and remove the tank straps and insulator strips, if equipped. With the frame-mounted bracket removed, you can now lower the fuel tank shield.
It is important to note that when removing or replacing the fuel tank, the fuel tank support fasteners should never be reused. Additionally, do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings can affect fastener torque and joint clamping force and may damage the fastener. Always use the correct tightening sequence and specifications when installing fasteners to avoid damage to parts and systems.
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Lower the fuel tank and disconnect the fuel feed and vapor hoses
To lower the fuel tank and disconnect the fuel feed and vapor hoses, first loosen the filler neck hose clamp at the fuel tank. Disconnect the fuel tank filler neck from the fuel tank. Support the fuel tank and remove the tank straps and insulator strips, if equipped. Remove the frame-mounted bracket. Lower the fuel tank shield. Now, lower the fuel tank. Disconnect the fuel feed and vapor hoses. Disconnect the electrical connector at the sender. Remove the fuel sender assembly and seal ring, using tool J 39765. Discard the old seal ring. Install the new seal ring and reinstall the sender using tool J 39765.
When removing or replacing the fuel tank, the fuel tank support fasteners should never be reused. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems. Install the fuel tank brackets with insulator strips in place. Tighten the strap nuts to 13 N·m (115 lb in).
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Disconnect the electrical connector at the sender
To disconnect the electrical connector at the sender, you will first need to raise the fuel tank fully. Install the fuel tank shield and the fuel tank straps and fastening hardware. When removing or replacing the fuel tank, the fuel tank support fasteners should never be reused.
Loosen the filler neck hose clamp at the fuel tank and disconnect the fuel tank filler neck from the fuel tank. Support the fuel tank and remove the tank straps and insulator strips, if equipped. Remove the frame-mounted bracket. Lower the fuel tank shield. Lower the fuel tank. Disconnect the fuel feed and vapor hoses.
Raise the tank slightly and reconnect the fuel feed, vapor hoses and the electrical connector at the sender.
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Frequently asked questions
Loosen the filler neck hose clamp at the fuel tank and disconnect the fuel tank filler neck from the fuel tank.
Never reuse the fuel tank support fasteners.
Avoid using paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified.











































