fits model: Impala. make: Chevy, Chevrolet. year: 2006–2016.

( Brand: Chevrolet ), ( Manufacturer Part Number: 26839760 ), ( Part Type: Fuel Filler Cap ), ( Id: 48abb91e-b837-47ea-b41c-86bdb06fb1dc ), ( Interchange: 179-cpi )
The **Chevrolet 26839760 Fuel Filler Neck and Gas Cap Assembly** is a precision-engineered component designed exclusively for the **2006 2016 Chevrolet Impala**, ensuring a secure and reliable fuel system for these mid-size sedans. This high-quality replacement part is crafted to meet or exceed OEM specifications, featuring a durable **stainless steel or heavy-duty plastic filler neck** that resists corrosion, warping, and wear over time. The **gas cap**, typically made from robust thermoplastic, is equipped with a **tamper-evident seal** and a **secure locking mechanism** to prevent fuel spills and unauthorized access, while also maintaining proper fuel vapor containment to comply with emissions regulations. The filler neck is designed to fit seamlessly into the vehicle s fuel tank opening, providing a snug, leak-proof connection that minimizes fuel evaporation and maintains optimal fuel system performance. Whether replacing a damaged or worn-out original component or upgrading for enhanced durability, this aftermarket part offers a direct fit for the **2006 2016 Impala**, including both **LS, LT, SS, and Classic trims**, ensuring compatibility with all engine configurations. Built to withstand the demands of daily driving, this component is an essential upgrade for owners seeking to restore fuel system integrity, improve fuel efficiency, and prevent potential leaks or malfunctions that could lead to costly repairs.
**Pros and Cons of Buying a 2006 2016 Chevrolet Impala Fuel Filler Neck/Gas Cap (Part # 26839760)**
### **Pros:**1. **Direct Fitment** The part is designed specifically for the 2006 2016 Chevrolet Impala, ensuring compatibility without modifications. This reduces the risk of installation errors that could lead to leaks or improper sealing.
2. **Cost-Effective Solution** Replacing a damaged or worn fuel filler neck and cap is often cheaper than repairing or replacing the entire fuel system. This part is a common wear item, and its replacement is a straightforward DIY job for those with basic mechanical skills.
3. **Prevents Fuel Spills and Contamination** A faulty fuel filler neck or cap can cause fuel leaks, which pose fire hazards and contaminate the fuel system with dirt or moisture. Replacing it ensures a proper seal, maintaining fuel integrity and preventing engine performance issues.
4. **Easy to Install** The fuel filler neck and cap are typically accessible from the underside of the vehicle (for the neck) and the exterior (for the cap). Most drivers or mechanics can replace them in under an hour with basic tools.
5. **Widely Available** As a common OEM part, it is readily available from auto parts stores, online retailers, and Chevrolet dealerships. This makes sourcing the part convenient, even if you need a replacement quickly.
6. **Improves Vehicle Reliability** A properly functioning fuel system reduces the risk of fuel pump failure or clogged fuel lines, which can lead to stalling, poor acceleration, or difficulty starting the engine.
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### **Cons:**1. **Potential Counterfeit Parts** If purchasing from third-party sellers (especially online), there is a risk of receiving a low-quality or counterfeit part. Counterfeit filler necks may not seal properly, leading to leaks or premature failure.
2. **DIY Challenges** While the installation is relatively simple, inexperienced DIYers might struggle with securing the fuel filler neck properly or aligning the cap correctly. Improper installation can result in leaks or difficulty removing the cap in the future.
3. **Limited Longevity** Like most rubber or plastic components, the fuel filler neck and cap may degrade over time due to exposure to fuel vapors, heat, or UV light. While the part itself is durable, the sealing material may wear out, requiring future replacements.
4. **Compatibility Concerns with Modifications** If the vehicle has aftermarket modifications (e.g., larger fuel tanks, custom fuel systems, or lifted suspensions), the stock filler neck may not fit perfectly. In such cases, a custom or upgraded part may be necessary.
5. **Fuel System Accessibility Issues** On some vehicles, especially those with tight engine bays or aftermarket undercoating, accessing the fuel filler neck can be difficult. This may require removing additional components (e.g., exhaust pipes, undercoating) to install the part correctly.
6. **OEM vs. Aftermarket Trade-Offs** While OEM parts (like the Chevrolet original) are reliable, aftermarket alternatives may be cheaper but could lack the same durability or sealing performance. Some aftermarket parts may also lack the exact fitment of the OEM version.
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### **Conclusion:**The **2006 2016 Chevrolet Impala fuel filler neck and gas cap (part # 26839760)** is a practical and cost-effective replacement for a failing component. Its direct fitment, ease of installation, and availability make it a sound choice for most drivers. However, the potential for counterfeit parts, DIY installation challenges, and long-term wear are factors to consider.
For most owners, **purchasing an OEM or high-quality aftermarket part from a reputable supplier** (such as RockAuto, AutoZone, or a dealership) is the best approach. If you are unsure about installation, consulting a mechanic ensures the part is fitted correctly, preventing future issues.
**Final Recommendation:**- **Buy from a trusted source** (preferably OEM or a well-reviewed aftermarket brand like Dorman or FRAM).
- **Follow the installation instructions carefully**, ensuring the fuel filler neck is securely fastened and the cap seals properly.
- **Inspect the part upon arrival** for signs of damage or counterfeiting (e.g., poor labeling, misaligned components).
- **Consider professional installation** if you lack confidence in your mechanical skills.
For the average driver, this part is a straightforward and worthwhile upgrade to maintain fuel system integrity and avoid more costly repairs down the line.
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