GM 20900340 Fuel Tank Filler Pipe

( Brand: Gm ), ( Manufacturer Part Number: 20900340 ), ( Part Type: Fuel Pipe Tank Filler ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Pontiac ), ( Year: 2009 2010 ), ( Parts Included: Only Part Reference 4 On The Diagram Is Included ), ( Replaces Part Number: 25897970, 25974456 )

Review GM Genuine Fuel Tank Filler Pipe fits 2009–2010

The **GM 20900340 Fuel Tank Filler Pipe** is a precision-engineered component designed to ensure efficient, leak-free fuel transfer between the vehicle s fuel tank and the filler neck, playing a critical role in maintaining optimal fuel system performance and safety. Crafted from high-quality, durable materials typically a robust blend of reinforced rubber or flexible thermoplastic elastomer this fuel tank filler pipe is engineered to withstand the rigors of daily driving, including exposure to harsh environmental conditions, temperature fluctuations, and the constant flexing associated with vehicle movement. Its seamless construction minimizes the risk of kinks, cracks, or leaks, which are common issues in inferior aftermarket alternatives, thereby preventing fuel spills, vapor loss, and potential fire hazards. The pipe features a snug, interference-fit design that ensures a secure connection to both the fuel tank s inlet and the filler neck, reducing the likelihood of dislodgment or improper sealing particularly important in applications where the fuel system operates under varying pressures. Additionally, this component is often treated with corrosion-resistant coatings to guard against rust and degradation over time, extending its lifespan and preserving the integrity of the fuel system. Whether used in original equipment manufacturing (OEM) applications or as a direct replacement for worn or damaged parts, the GM 20900340 filler pipe exemplifies reliability and engineering precision, ensuring a tight, consistent seal that upholds the vehicle s fuel efficiency and emissions compliance. Its compatibility with General Motors vehicles including models from the Chevrolet, GMC, Buick, and Cadillac lines makes it a trusted choice for both professional mechanics and DIY enthusiasts seeking a long-lasting, performance-oriented solution.

### **Pros and Cons of Buying GM 20900340 Fuel Tank Filler Pipe**

1. **Direct Fitment** This part is designed specifically for General Motors (GM) vehicles, ensuring compatibility with your vehicle s fuel system without modifications.

2. **Durability** GM parts are typically built to withstand standard driving conditions, reducing the risk of premature failure.

3. **Reliability** As an OEM (Original Equipment Manufacturer) component, it meets the same quality standards as the part installed at the dealership.

4. **Ease of Installation** Since it is a direct replacement, installation should be straightforward if you have basic mechanical skills or access to a professional mechanic.

5. **Compatibility with Aftermarket Parts** If you plan to upgrade other components (e.g., fuel pumps, lines), this part will integrate seamlessly with compatible aftermarket upgrades.

6. **Warranty Coverage** Purchasing from an authorized dealer or reputable supplier may include a warranty, providing peace of mind against defects.

7. **Prevents Fuel Leaks** A properly functioning filler pipe ensures a secure seal, reducing the risk of fuel spills or vapor leaks.

1. **Cost** GM OEM parts can be more expensive than aftermarket alternatives, which may offer similar performance at a lower price.

2. **Limited Availability** Depending on the vehicle model and region, finding this exact part may require ordering from a dealer or specialty supplier, potentially increasing lead time.

3. **Overkill for Minor Issues** If the problem is unrelated to the filler pipe (e.g., a faulty sender unit or clogged filter), replacing just this part may not resolve the underlying issue.

4. **Potential Counterfeit Risks** Purchasing from untrusted sellers (especially online) could result in receiving a fake or low-quality part that fails prematurely.

5. **Installation Complexity** Some vehicles may require additional disassembly (e.g., removing the fuel tank or trim panels) to access and replace the pipe, which could be time-consuming.

6. **Environmental Concerns** If the old pipe is not disposed of properly, it may contribute to waste, though this is more of a general concern than a direct drawback of the part itself.

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### **Conclusion**

The **GM 20900340 Fuel Tank Filler Pipe** is a reliable, direct-fit solution for vehicles requiring an OEM replacement. It offers peace of mind due to its quality and compatibility but comes at a higher cost compared to aftermarket options. If your vehicle s fuel system is experiencing issues specifically related to the filler pipe (e.g., leaks, cracks, or improper sealing), this part is a solid choice. However, if budget is a concern or the issue stems from another component, evaluating aftermarket alternatives or diagnosing further may be more efficient.

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### **Recommendation**

- You prioritize OEM quality and warranty coverage.

- Your vehicle s manual or dealer confirms this is the exact required part.

- You are confident in the source (authorized dealer or trusted supplier) to avoid counterfeit parts.

- The cost difference is justified by the part s reliability for your specific application.

- You are on a tight budget and can verify that an aftermarket part (e.g., from **Mopar, Spectra, or a reputable brand**) meets the same specifications.

- The issue is not isolated to the filler pipe, and a full system inspection is needed.

- You are comfortable with installation and willing to research aftermarket options for cost savings.

For best results, cross-reference the part number with your vehicle s service manual or consult a mechanic to confirm compatibility before purchasing. If buying online, choose a seller with verified reviews and a return policy to mitigate risks.

Details:

Feel free to contact our experienced GM parts experts by call or to: 262 444 5854 with any questions you might have. Vintage Parts are not returnable. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Electrical parts are not returnable.

In stock orders ship within 24 to 72 hours. Parts must be resalable and in the original packaging.

part #: 20900340 prices

• $254.23-$483.82

specifications fueltanksysteme:

• for years: 2009-2010
• brand: Gm
• mpn: 20900340
• part type: Fuel Pipe Tank Filler
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• make: Pontiac
• year: 2009 2010
• parts included: Only Part Reference 4 On The Diagram Is Included
• replaces part number: 25897970, 25974456

shipping fueltanksysteme:

• transit: 5-11 Days
• service: Standard
• cost: $12.50
• type: Fixed
• class: Standard

payments fueltanksysteme:

• wallet: Paypal
• credit card: Discover
• other

general fueltanksysteme:

• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Tanks Filler Necks
• condition: New

offer fueltanksysteme:

• availability: In Stock
• options: Ship-to-home
• started: May 8, 2026
• quantity: 10
• sold: 0

seller fueltanksysteme:

• # reviews: 288
• rating: 100.0%
• city: Waukesha, Wisconsin

returns fueltanksysteme:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

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