GMC TRUCK SIERRA250 Fuel Filler Neck Diesel 179.GM9Y13 6.6L

( Brand: Gmc Truck ), ( Manufacturer Part Number: SIERRA250 ), ( Part Type: Fuel Filler ), ( Conditions Options: 6.6, Crew ), ( Genuine Oem: Yes ), ( Ipn: 179.gm9y13 ), ( Partout Id: A-117756477 )

Review GMC TRUCK Fuel Filler Neck 6.6l Diesel Cab fits SIERRA CREW 2500 2013

The **GMC 2013 Sierra 2500HD 6.6L Duramax Diesel Crew Cab Fuel Filler Neck (Part #179.GM9Y13)** is a precision-engineered component designed exclusively for the heavy-duty diesel applications found in GMC s full-size truck lineup, specifically tailored to the 2013 model year Sierra 2500HD with the iconic **6.6L Duramax turbocharged diesel engine**. This fuel filler neck is a critical part of the truck s fuel system, ensuring a secure, leak-proof connection between the fuel cap and the fuel tank while maintaining optimal airflow and pressure regulation. Crafted from high-grade, corrosion-resistant materials, this part is built to withstand the harsh conditions of daily towing, off-road adventures, and long-haul hauling, where fuel system integrity is paramount. The design incorporates a **threaded metal insert** for durability, preventing wear and tear from repeated fuel cap removals, while the rubber gasket provides a tight seal to minimize fuel vapors and potential spills. Whether you re refueling at a gas station or in remote locations, this filler neck ensures a smooth, reliable operation, reducing the risk of fuel leaks or contamination that could compromise engine performance. For owners of the **Duramax-equipped Sierra 2500HD Crew Cab**, this replacement part is an essential upgrade or repair solution, maintaining the truck s efficiency, fuel economy, and overall reliability especially in demanding applications where diesel power is trusted to deliver.

**Pros and Cons of Buying a GMC Sierra 2500HD (179.GM9Y13) Fuel Filler Neck for a 6.6L Diesel Crew Cab**

### **Pros**

1. **Compatibility** The fuel filler neck you re considering is designed specifically for the GMC Sierra 2500HD with a 6.6L Duramax diesel engine, ensuring a proper fit and preventing leaks or misalignment.

2. **Durability** GMC s heavy-duty trucks are built for rugged use, and replacement parts like fuel filler necks are often constructed from durable materials to withstand harsh conditions, including road debris and vibrations.

3. **Easy Installation** Since it s an OEM (Original Equipment Manufacturer) or high-quality aftermarket part, it should align correctly with the truck s fuel system, reducing the risk of installation errors that could lead to fuel leaks or improper sealing.

4. **Fuel Efficiency & Performance** A properly functioning fuel filler neck ensures the diesel system operates efficiently, which can help maintain optimal fuel delivery to the engine, supporting performance and longevity.

5. **Prevents Contamination** A damaged or worn fuel filler neck can allow dirt, moisture, or debris into the fuel system, leading to clogs or engine damage. Replacing it proactively can prevent costly repairs down the line.

6. **Resale Value** Keeping the truck well-maintained with genuine or high-quality replacement parts can help preserve its resale value, especially if you plan to sell it in the future.

7. **Warranty Coverage** If you purchase the part from a reputable dealer or manufacturer, it may come with a warranty, providing peace of mind against defects.

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### **Cons**

1. **Cost** Replacement parts for GMC Sierra 2500HD trucks, especially OEM or high-quality aftermarket pieces, can be expensive. The fuel filler neck itself may not be the most costly component, but labor for installation could add to the expense.

2. **Availability & Lead Times** Depending on the supplier, you might face delays in receiving the part, especially if it s a specialized or discontinued model. Aftermarket parts may take longer to arrive than OEM replacements.

3. **Potential Counterfeit Parts** If purchasing from an unverified source, there s a risk of receiving a counterfeit or low-quality part that could fail prematurely or not fit correctly, leading to further issues.

4. **DIY vs. Professional Installation** While some may attempt to install the part themselves, improper handling can damage surrounding components (e.g., fuel lines, seals, or the truck s body) or lead to leaks. Professional installation ensures a proper seal and alignment.

5. **Additional Maintenance Needs** If the fuel system has been neglected, replacing just the filler neck may not address underlying issues like clogged filters, degraded fuel lines, or corrosion in the tank. A full inspection might be necessary.

6. **Environmental & Safety Concerns** Diesel fuel is flammable, and working with it requires caution. If you re not experienced with fuel system repairs, there s a risk of spills, leaks, or even fire hazards during installation.

7. **Compatibility Risks** While the part is likely designed for your truck, slight variations in trim levels, modifications, or aftermarket upgrades could cause fitment issues. Always verify compatibility before purchasing.

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### **Conclusion**

Buying a replacement fuel filler neck for your GMC Sierra 2500HD (179.GM9Y13) 6.6L diesel crew cab is a practical investment if the original part is damaged, worn, or leaking. The benefits such as improved fuel system integrity, preventative maintenance, and long-term reliability outweigh the drawbacks, provided you source the part from a trusted supplier and ensure proper installation.

However, the cons primarily cost, potential availability issues, and the risk of counterfeit parts highlight the importance of thorough research. If the part is critical to your truck s operation (e.g., due to a leak or crack), addressing it promptly is advisable to avoid fuel loss, contamination, or engine damage.

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### **Recommendation**

1. **Verify the Part Number** Double-check that the fuel filler neck (179.GM9Y13) is indeed the correct part for your truck s specific model year and configuration. Consult your owner s manual or a trusted mechanic if unsure.

2. **Purchase from a Reputable Source** Buy the part from an authorized GMC dealer, a well-known aftermarket supplier (e.g., RockAuto, Summit Racing, or local auto parts stores with return policies), or a trusted online retailer. Avoid unknown sellers to avoid counterfeit or damaged goods.

3. **Consider Professional Installation** Unless you have experience with fuel system repairs, have a mechanic install the part to ensure a proper seal and avoid leaks. This may cost more upfront but can save you from costly mistakes.

4. **Inspect the Fuel System** While replacing the filler neck, take the opportunity to inspect the fuel lines, tank, and filters for signs of wear or damage. Addressing these issues proactively can extend the life of your truck s fuel system.

5. **Check for Warranty or Return Policies** Ensure the part comes with a warranty or that the supplier offers returns if the part doesn t fit or fails. This provides a safety net in case of issues.

6. **Budget for Additional Costs** Account for labor fees if you re not installing it yourself, as well as any supplementary parts (e.g., seals, clamps, or cleaning supplies) that may be needed during installation.

By following these steps, you can confidently proceed with the purchase and installation, ensuring your GMC Sierra 2500HD remains reliable and efficient.

Details:

No expedited shipping is available.

specifications fueltanksysteme:

• for models: 2500, Sierra, Crew
• for makes: Gmc
• for years: 2013
• brand: Gmc Truck
• mpn: Sierra250
• part type: Fuel Filler
• conditions options: 6.6, Crew
• genuine oem: Yes
• ipn: 179.gm9y13
• partout id: A-117756477

general fueltanksysteme:

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

payments fueltanksysteme:

• other
• credit card: Discover
• wallet: Paypal

shipping fueltanksysteme:

• transit: 3-6 Days
• carrier: UPS
• cost: $38.85
• type: Calculated
• class: Standard
• service: UPS Ground

seller fueltanksysteme:

• rating: 99.9%
• city: Richland, Mississippi
• # reviews: 57194

returns fueltanksysteme:

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

offer fueltanksysteme:

• sold: 0
• options: Ship-to-home
• started: March 13, 2026
• availability: In Stock
• quantity: 1
• best offers: True

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