OE Quality
60-Day Returns

Spectra FN738 Fuel Tank Filler Neck
Reliable Fuel Tank Filler Neck for Chevrolet, GMC, and Oldsmobile
The Spectra FN738 fuel tank filler neck is designed to provide a secure and precise fit for select Chevrolet, GMC, and Oldsmobile vehicles. Engineered to maintain proper fuel flow and prevent leaks, this part ensures your fuel system operates efficiently.
- Compatible with Chevrolet Blazer, GMC Jimmy, and Oldsmobile Bravada models
- Durable construction for long-lasting performance
- Exact fitment to OEM specifications for easy replacement
- Prevents fuel vapor leaks and maintains fuel system integrity
- Part number FN738 for accurate identification and ordering
Product Details and Compatibility
The Spectra FN738 fuel tank filler neck is specifically designed for fuel storage systems in Chevrolet Blazer, GMC Jimmy, and Oldsmobile Bravada vehicles. This component connects the fuel filler cap to the fuel tank, allowing safe and efficient refueling. Manufactured to meet or exceed OEM standards, the FN738 ensures a proper seal and fit, reducing the risk of fuel contamination or evaporation. Its robust design withstands exposure to fuel and environmental elements, contributing to the overall reliability of your vehicle's fuel delivery system.
Common Applications and Problem Resolution
- Replacement for cracked or damaged filler necks causing fuel leaks
- Fixes issues with fuel odors due to vapor leaks around the filler area
- Resolves difficulties in refueling caused by misaligned or corroded filler necks
- Prevents fuel spillage during filling by maintaining a secure connection
- Addresses check engine light triggers related to fuel system pressure loss
Installation Notes and Tips
When installing the Spectra FN738 fuel tank filler neck, ensure the vehicle is parked on a level surface and the fuel system is depressurized. Remove the old filler neck carefully to avoid damage to surrounding components. Verify the new filler neck aligns correctly with the fuel tank inlet and filler cap assembly. Tighten all clamps and connections securely to prevent leaks. It is recommended to inspect the fuel cap and related seals during installation to maintain system integrity.
Quality Assurance and Warranty Information
Spectra manufactures the FN738 fuel tank filler neck to meet stringent quality standards, ensuring durability and reliable performance. While specific warranty details are not provided, Spectra parts typically undergo rigorous testing to comply with industry requirements. For peace of mind, verify warranty coverage with the point of purchase or manufacturer documentation.
This part fits 5 vehicles. Search below:
| Year | Make | Model | # Doors | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2002 | Chevrolet | Blazer | 4 Door | 4.3L | V6 | N/A | Upper And Lower |
| 2002 | Chevrolet | Blazer | 4 Door | 4.2L | L6 | N/A | Upper And Lower |
| 2001 | Chevrolet | Blazer | 4 Door | 4.3L | V6 | N/A | Upper And Lower |
| 2001 | GMC | Jimmy | 4 Door | 4.3L | V6 | N/A | Upper And Lower |
| 2001 | Oldsmobile | Bravada | 4.3L | V6 | N/A | Upper And Lower |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.