GM 86820965 Fuel Tank Filler Neck

( Brand: Gm ), ( Manufacturer Part Number: 86820965 ), ( Model: 2500 2500 ), ( Part Type: Fuel Tank Filler ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Chevrolet ), ( Year: 2020 2021 2022 ), ( Parts Included: Only Part Reference 1 On The Diagram Is Included ), ( Replaces Part Number: 84647953, 84709155, 85585189 )

Review GM Genuine Fuel Tank Filler Neck fits 2500 2020–2022

The **GM 86820965 Fuel Tank Filler Neck** is a precision-engineered component designed to ensure seamless fuel delivery and optimal vehicle performance in General Motors vehicles equipped with fuel-injected systems. This high-quality filler neck is crafted from durable, corrosion-resistant materials, including reinforced plastic and metal components, to withstand the harsh conditions of daily driving, exposure to harsh weather elements, and prolonged contact with fuel vapors. The neck features a robust, threaded connection at the base, allowing for a secure and leak-proof attachment to the fuel tank, while the upper section is equipped with a precision-molded rubber gasket to prevent fuel spillage and maintain a tight seal when the fuel cap is securely fastened. Its ergonomic design ensures easy installation and removal, even in tight spaces, while the integrated fuel vapor venting system helps regulate internal tank pressure, reducing the risk of fuel sloshing and improving overall fuel efficiency. Built to meet stringent automotive industry standards, this filler neck is compatible with a wide range of GM applications, including select models from the Chevrolet, GMC, Buick, and Cadillac lines, ensuring reliable operation and long-term durability. Whether used in new vehicle assembly, replacement, or aftermarket modifications, the GM 86820965 filler neck delivers the precision, strength, and performance expected from an OEM-grade component.

**Pros and Cons of buying a GM 86820965 Fuel Tank Filler Neck**

1. **Compatibility**: This part is designed specifically for General Motors vehicles, ensuring a precise fit for models that require it. It is commonly used in trucks, SUVs, and some passenger cars, particularly those from the late 1990s through the 2010s, such as the Chevrolet Silverado, GMC Sierra, and some models of the Chevrolet Tahoe and GMC Yukon.

2. **Durability**: GM parts are generally built to meet strict quality standards, which means this filler neck is likely to be sturdy and long-lasting, reducing the likelihood of premature failure.

3. **Ease of Installation**: Since it is an OEM (Original Equipment Manufacturer) or high-quality aftermarket part, it should fit seamlessly with minimal modifications. Installation typically requires basic tools and can often be done without specialized equipment.

4. **Reliability**: GM parts are known for their reliability, which means this filler neck is less likely to cause leaks, cracks, or other issues that could lead to fuel spills or engine problems.

5. **Warranty and Support**: Purchasing from a reputable dealer or manufacturer often comes with a warranty, providing peace of mind in case of defects. GM and authorized dealers typically offer customer support for installation questions or issues.

6. **Consistency with Original Design**: Using an OEM or high-quality aftermarket part ensures that the filler neck matches the original design specifications, including proper sealing, alignment, and functionality.

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1. **Cost**: As an OEM or high-quality aftermarket part, this filler neck may be more expensive than generic or lower-quality alternatives. Prices can vary depending on the seller, but it is generally pricier than non-branded parts.

2. **Availability**: Depending on the region or dealer, stock levels for this part may be limited, especially if it is an older model. You may need to order it online or wait for it to arrive, which could delay repairs.

3. **Potential Counterfeit Parts**: If purchasing from an untrusted seller, there is a risk of receiving a counterfeit or low-quality part. Counterfeit parts may not fit properly, could fail quickly, or even pose safety risks.

4. **Installation Complexity**: While generally straightforward, some vehicles may require additional steps or modifications to install the filler neck correctly. For example, if the surrounding area is corroded or damaged, extra work may be needed to ensure a proper seal.

5. **Environmental and Safety Concerns**: Fuel systems are critical to vehicle safety. If the installation is not done correctly, it could lead to fuel leaks, which are hazardous and environmentally damaging. Improper sealing could also lead to fuel evaporation or contamination.

6. **Mixed Reviews on Aftermarket Alternatives**: While OEM parts are reliable, some aftermarket alternatives may not meet the same quality standards. Researching and choosing a reputable brand can mitigate this risk, but it still requires due diligence.

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The GM 86820965 fuel tank filler neck is a high-quality, reliable part that offers a precise fit and durability for GM vehicles. It is an excellent choice if you prioritize compatibility, longevity, and ease of installation. However, the higher cost and potential availability issues may be drawbacks depending on your situation. If you are working on an older vehicle or need a part quickly, you may also consider high-quality aftermarket alternatives from trusted brands, though these may not always match the exact specifications of an OEM part.

For most users, the benefits of using an OEM or high-quality aftermarket GM filler neck outweigh the drawbacks, especially if you are performing the replacement yourself or with a trusted mechanic. The peace of mind that comes with knowing you are using a reliable part is invaluable, particularly for safety-critical components like fuel system parts.

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If you are replacing a fuel tank filler neck on a GM vehicle, I recommend purchasing the **GM 86820965 filler neck** or a **high-quality aftermarket equivalent from a reputable brand** (such as Dorman, Carter, or RockAuto). Here s how to proceed:

1. **Verify Compatibility**: Double-check that this part number is correct for your specific vehicle model and year. Consult your vehicle s service manual or a trusted mechanic if unsure.

2. **Choose a Trusted Seller**: Purchase from an authorized GM dealer, an online retailer with good reviews (such as RockAuto, Amazon, or eBay with verified sellers), or a local auto parts store with a return policy. Avoid unknown sellers to minimize the risk of counterfeit parts.

3. **Prepare for Installation**: Gather the necessary tools (e.g., socket set, wrenches, sealant, and possibly a fuel line cutter if needed). Ensure you have a safe workspace, such as a clean garage with proper ventilation, and follow all safety precautions when working with fuel systems.

4. **Follow Installation Instructions Carefully**: If you are not experienced with automotive repairs, consider having a professional install the part. Improper installation can lead to leaks or other issues. If doing it yourself, refer to a repair guide or video tutorial specific to your vehicle.

5. **Test for Leaks**: After installation, check for fuel leaks around the filler neck and ensure the vehicle operates normally. If you notice any issues, address them promptly.

6. **Consider Warranty Coverage**: If purchasing from an authorized dealer, check if the part comes with a warranty. Keep receipts and documentation in case you need to file a claim.

In summary, the GM 86820965 filler neck is a strong choice for reliability and fit, but always ensure you are getting a genuine part and installing it correctly. If cost is a concern, research high-quality aftermarket options while still prioritizing quality and compatibility.

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. They are still sold as a single item. Caplets Filler Valve. Then the product is resealed with special strapping tape to insure a strong hold, and avoid tampering.

All products sold are opened and inspected before we finalize the order. Most parts are sold as singles, even if an image shows multiple in a pack. Incl.Upper Pipe and Lower Hose. Parts must be resalable and in the original packaging.

Incl.Fuel Tank Filler Neck. Electrical parts are not returnable. Orders are shipped FedEx or UPS for a faster arrival time.

part #: 86820965 prices

• $272.28-$292.88

specifications fueltanksysteme:

• for years: 2020-2022
• brand: Gm
• mpn: 86820965
• model: 2500 2500
• part type: Fuel Tank Filler
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• make: Chevrolet
• year: 2020 2021 2022
• parts included: Only Part Reference 1 On The Diagram Is Included
• replaces part number: 84647953, 84709155, 85585189

shipping fueltanksysteme:

• type: Fixed
• service: Standard, Expedited, Overnight
• class: Standard, Expedited, One-day
• cost: $91.33
• transit: 4-7 Days

seller fueltanksysteme:

• city: Henrico, Virginia
• # reviews: 598
• rating: 100.0%

payments fueltanksysteme:

• credit card: Diners-club
• other
• wallet: Paypal

returns fueltanksysteme:

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

offer fueltanksysteme:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: March 14, 2026
• quantity: 4

general fueltanksysteme:

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

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