Spectra FN677 Fuel Filler Neck

Fuel Tank Filler Neck for Astro and Safari

The Spectra FN677 fuel tank filler neck is an OE-style replacement for select Chevrolet Astro and GMC Safari vans. It is built to match original equipment performance expectations for fuel transfer and tank refueling on 1997-2000 applications.

• Fuel tank filler neck for fuel storage system repair
• Direct replacement for select Chevrolet Astro and GMC Safari models
• Engineered and manufactured to meet or exceed OE replacement performance targets
• Fits 1997-2000 Chevrolet Astro, N/A
• Fits 1997-2000 GMC Safari, N/A

Application Details

Use this filler neck when servicing the fuel inlet path on 1997-2000 Chevrolet Astro and 1997-2000 GMC Safari vans. The Spectra FN677 is referenced for these long-tail search needs: 1997-2000 Chevrolet Astro fuel tank filler neck replacement, 1997-2000 GMC Safari fuel filler neck, and OE replacement filler neck for Astro and Safari fuel storage repair. This part number is FN677.

This part cross-references TNKFN677 for the same application.

Common Repair Symptoms

• Fuel leaking near the filler area
• Corrosion or damage at the tank inlet tube
• Difficulty refueling due to a restricted filler path
• Fuel odor around the rear of the vehicle
• Failed inspection caused by visible filler neck deterioration

Installation Notes

Verify year, make, and model before installation. Inspect the surrounding fuel hose connections, clamps, and tank inlet area during replacement. Confirm the filler neck routing matches the original layout on the vehicle before final assembly. The part number FN677 should be matched to the vehicle application listed above.

Quality Assurance

Spectra Premium fuel filler necks are produced with engineering, manufacturing, and quality control processes aimed at meeting OE replacement performance standards. The FN677 is built for direct-fit service on the listed Astro and Safari applications.