MERCEDES Fuel Filler Tank Gas Cap 166470580064 178.MB1K17 Benz 62K

( Part Type: Fuel Filler Tank Cap ), ( Conditions Options: 62k Miles Fuel Cap ), ( Genuine Oem: Yes ), ( Ipn: 178.mb1k17 ), ( Make: Mercedes-benz ), ( Year: 2017 ), ( Descriptionpartcondition: 62k Low Milage Donor Vehicle. Reach Out If Unsure Of Fitment. ), ( Oe/oem Part Number: 166470580064 )

Review MERCEDES benz Genuine 62k Miles Fuel Filler Gas Tank Cap fits GLE350 W166 2016–2019

The **Mercedes-Benz 166470580064 fuel filler gas tank cap** is a precision-engineered component designed exclusively for the **W166 GLE-Class (2016 2019)** models, specifically tailored to the **GLE 350** variant. Crafted from high-quality, durable materials, this cap ensures a secure and airtight seal for the vehicle s fuel system, preventing leaks, spills, and contamination while maintaining optimal fuel efficiency. The design incorporates Mercedes-Benz s signature attention to detail, featuring a sleek, aerodynamic shape that complements the vehicle s refined aesthetic. The cap is equipped with a **quick-release mechanism**, allowing for easy installation and removal, even in low-light conditions, thanks to its ergonomic grip and clearly marked orientation indicators. Constructed with corrosion-resistant materials, it is built to withstand harsh environmental conditions, including exposure to UV rays, moisture, and temperature fluctuations, ensuring long-term reliability. Beyond its functional purpose, the cap also contributes to the vehicle s overall premium feel, aligning with the GLE 350 s luxurious and performance-oriented identity. Whether used as an original replacement part or an upgrade for enhanced durability, this fuel filler cap exemplifies Mercedes-Benz s commitment to quality and engineering excellence.

### **Pros and Cons of Buying a Mercedes-Benz W166 GLE350 (2016 2019) with the Fuel Filler Gas Tank Cap (Part Number 166470580064)**

#### **Pros**

1. **Reliability of the W166 Platform**

The W166 GLE350 (2016 2019) is based on a well-engineered chassis with a robust unibody structure, offering good crash protection and long-term durability compared to some competitors. The platform was used across multiple Mercedes models, ensuring a strong aftermarket support network.

2. **Strong Engine Performance**

The 3.0L V6 biturbo (M256) engine in the GLE350 delivers solid power (306 hp, 305 lb-ft torque), making it capable for highway driving and light towing (up to 3,500 lbs with proper equipment). The engine is known for being smooth and efficient, especially with proper maintenance.

3. **Comfortable and Spacious Interior**

The W166 features a well-padded cabin with high-quality materials (depending on trim), offering a premium feel. The seating is supportive, and the rear passenger space is generous, making it suitable for families or long trips. The infotainment system (MBUX or earlier models) is user-friendly, though some users report occasional lag.

4. **Safety Features**

Standard equipment includes advanced safety tech like **ESP, stability control, multiple airbags, and pre-collision braking**. Higher trims may include **active lane-keeping assist, blind-spot monitoring, and adaptive cruise control**, enhancing safety in modern driving conditions.

5. **Resale Value**

Mercedes-Benz retains strong resale value, and the W166 GLE350 holds up relatively well compared to some luxury rivals. If maintained properly, it can retain a significant portion of its original value over time.

6. **Availability of Parts and Service**

As a mid-sized luxury SUV, the W166 has a wide availability of **OEM and aftermarket parts**, making repairs and maintenance more accessible. Mercedes dealerships and independent mechanics familiar with the platform are widely available.

7. **Fuel Efficiency (Compared to Competitors)**

While not the most fuel-efficient SUV on the market, the GLE350 averages **around 18 22 MPG combined** (city/highway), which is reasonable for a V6 turbocharged vehicle in its class. Diesel options (GLE350d) offer better fuel economy ( 25 30 MPG) but come with different trade-offs.

8. **Comfortable Ride Quality**

The W166 is designed for a smooth ride, with well-tuned suspension settings that absorb road imperfections effectively. This makes it a good choice for daily commuting or highway driving.

9. **Luxury Amenities**

Depending on the trim, the GLE350 offers features like **heated/ventilated seats, panoramic sunroof, ambient lighting, and premium audio systems**, enhancing the driving experience.

10. **Potential for Modifications**

The W166 s V6 engine and chassis allow for aftermarket tuning (e.g., exhaust upgrades, suspension modifications) to improve performance or handling, though this should be done carefully to avoid voiding warranties.

---

#### **Cons**

1. **Higher Maintenance Costs**

Mercedes-Benz vehicles, especially luxury models, are known for **expensive repairs and maintenance**. Routine services (oil changes, brake jobs, tire rotations) can cost significantly more than on non-luxury brands. Long-term ownership may require budgeting for unexpected repairs.

2. **Electrical Gremlins**

Like many Mercedes models, the W166 can suffer from **electrical issues**, such as malfunctioning sensors, infotainment glitches, or intermittent problems with windows, locks, or climate control. These issues can be frustrating and costly to diagnose.

3. **Transmission Reliability Concerns**

The **7G-Tronic automatic transmission** in the GLE350 is generally reliable but has reported issues in some units, including **rough shifting, delayed engagement, or failure to downshift properly**. Regular fluid changes and maintenance can mitigate some risks, but transmission failures can be expensive to repair.

4. **Fuel Filler Gas Tank Cap (Part 166470580064) and Potential Issues**

- **Sticking or failing to close properly**, leading to check-engine lights or fuel system warnings.

- **Worn seals or internal mechanisms** that require replacement over time.

- **Difficulty removing or inserting the key**, especially if the mechanism is dirty or misaligned.

Replacing the cap is relatively inexpensive ( $50 $150 for OEM parts), but frequent failures can be inconvenient.

*Note:* If the cap is already failing or has a history of issues, replacing it early may prevent more serious problems (e.g., fuel system leaks or sensor malfunctions).

5. **Depreciation**

While Mercedes retains value better than some brands, the W166 GLE350 still depreciates significantly over time. If you plan to keep the vehicle long-term, the cost of ownership may outweigh the initial premium paid.

6. **Noise and Wind Noise**

Some owners report **excessive wind noise at highway speeds**, particularly with the soft-top models (if equipped). The hardtop versions are quieter but may still have noticeable cabin noise compared to some competitors.

7. **Towing Limitations**

While the GLE350 can tow up to 3,500 lbs with proper equipment, it lacks a **towing package** in base models, meaning you ll need to purchase aftermarket solutions (e.g., a trailer brake controller, hitch, and wiring harness) for safe towing.

8. **Software and Infotainment Lag**

The MBUX system (in later models) or earlier infotainment screens can be **slow to respond**, especially when navigating menus or updating software. Some users find the interface less intuitive than competitors like BMW or Lexus.

9. **Resale Market Competition**

The luxury SUV market is crowded, and the W166 competes directly with **BMW X5, Audi Q7, and Lexus RX**. If you plan to sell the vehicle in the future, you may need to price it competitively to attract buyers.

10. **Potential for Rust (In Some Markets)**

Depending on where the vehicle was driven, **underbody rust** can be an issue, particularly in regions with salted roads or heavy rain. A thorough inspection of the undercarriage, wheel wells, and frame rails is recommended before purchase.

11. **Limited Off-Road Capability**

The W166 is not designed for off-roading. While it has **all-wheel drive (xDrive)**, it lacks features like **locking differentials, high ground clearance, or skid plates**, making it unsuitable for rugged terrain.

12. **Insurance Costs**

As a luxury vehicle, the GLE350 will likely have **higher insurance premiums** compared to non-luxury SUVs. Comprehensive and collision coverage may be necessary to protect against costly repairs.

---

### **Ending Conclusion**

The **Mercedes-Benz W166 GLE350 (2016 2019)** is a well-rounded luxury SUV that offers a **comfortable ride, strong performance, and premium features** at a reasonable price point for used models. It is an excellent choice for buyers who prioritize **reliability, space, and luxury** and are willing to budget for **higher maintenance costs**.

However, potential buyers should be aware of **common issues like electrical gremlins, transmission concerns, and the occasional fuel filler cap malfunction**. If the **fuel filler cap (166470580064) is already failing or has a history of problems**, replacing it early is a wise investment to avoid more serious fuel system issues.

For those who can afford the **long-term costs** and maintain the vehicle properly, the W166 GLE350 provides a **solid balance of performance, comfort, and luxury**. If you re looking for a **more budget-friendly luxury SUV with lower maintenance costs**, alternatives like the **Lexus RX, BMW X5, or Audi Q7** (older models) may be worth considering.

---

### **Recommendation**

- You prioritize **luxury, comfort, and space** over fuel efficiency or off-road capability.

- You are prepared for **higher maintenance and repair costs** and can budget for unexpected expenses.

- The vehicle has been **well-maintained** (service records available) and passes a **thorough pre-purchase inspection**.

- You plan to **keep it for at least 5 7 years**, allowing you to recoup some of the investment.

- You are okay with **potential electrical or transmission issues** (though these can often be mitigated with proper care).

- You are **sensitive to high maintenance costs** or cannot afford unexpected repairs.

- You frequently **tow

Details:

As part of our commitment to a more sustainable future when make sense, we attempt re-use packaging materials when possible for shipping purposes. Suggested Fitment. All listed parts have already been removed from donor vehicles and are on the shelf ready to be shipped. Fitment Compatibility.

Model: GLE350. Mileage: 62000. Items are sold in good, working condition and have been inspected prior to listing. Reach out if unsure of fitment.

Item Condition. Stock Number: 1801. High quality pictures are provided for each item so you can see its exact condition. Notes: 62k Miles Fuel Cap A 4 - low milage donor vehicle.

part #: gle350 prices

• $31.32-$93.42

specifications fueltanksysteme:

• for models: Gle350, W166
• for makes: Mercedes
• for years: 2016-2019
• part type: Fuel Filler Tank Cap
• conditions options: 62k Miles Fuel Cap
• genuine oem: Yes
• ipn: 178.mb1k17
• make: Mercedes-benz
• year: 2017
• descriptionpartcondition: 62k Low Milage Donor Vehicle. Reach Out If Unsure Of Fitment.
• oe/oem part number: 166470580064

returns fueltanksysteme:

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

payments fueltanksysteme:

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

offer fueltanksysteme:

• options: Ship-to-home
• quantity: 1
• started: February 27, 2026
• sold: 0
• availability: In Stock

shipping fueltanksysteme:

• cost: $0.00
• type: Fixed
• class: Standard
• transit: 4-7 Days
• service: Standard

general fueltanksysteme:

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

seller fueltanksysteme:

• # reviews: 521
• city: San Marcos, California
• rating: 100.0%

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