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Item #:
12806173
GM Genuine Parts GT358 (23361898) Fuel Tank Filler Cap
Item #:
12806173
TMT 84
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Order now and get it around Thursday, August 13
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ACDelco GT358 ensures a tight seal for the fuel tank, helping to prevent lost fuel, reduce vapor emissions and ultimately save trips to the gas station.
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What Stands Out
OEM Quality
GM Genuine Parts guarantees top-notch quality, ensuring that the fuel tank filler cap meets the exact specifications of your vehicle for reliable performance and durability.
Perfect Fit
Designed specifically for GM vehicles, this cap provides an ideal fit, preventing any leaks and keeping your fuel system safe and efficient under all driving conditions.
Easy Installation
The straightforward design allows for quick and hassle-free installation, making it user-friendly for anyone looking to upgrade or replace their gas cap without professional assistance.
Product Details
- Provides a tight seal to keep your vehicle's fuel tank closed
- Reduces vapor emissions to help the environment
- Prevents lost fuel to reduce trips to the gas station
- GM-recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE
- ACDelco GT358 is a GM Original Equipment Fuel Tank Cap designed to meet rigorous standards set by General Motors
| Brand Name | GM GENUINE PARTS |
| Model Number | GT358 |
| Manufacturer Part Number | 23361898 |
| OEM Equivalent Part Number | 23361898 |
| Manufacturer | ACDelco |
| UPC | 808709497400 |
| Global Trade Identification Number | 40808709497408 |
| Included Components | Fuel Tank Cap |
| Unit Count | 1.0 Count |
| Item Type Name | Fuel Tank Cap |
| Color | Black |
| Exterior Finish | Painted |
| Style Name | Modern |
| Item Dimensions | 3 x 3 x 3 inches (7.6 x 7.6 x 7.6 cm) |
| Item Weight | 0.11 Pounds (50 grams) |
| Compatible with Vehicle Type | Car |
| Automotive Fit Type | Vehicle Specific Fit |
| Closure Type | Twist-On |
| Material Type | Rubber |
| Brand | GM GENUINE PARTS |
| Material | Rubber |
| Item dimensions L x W x H | 3 x 3 x 3 inches (7.6 x 7.6 x 7.6 cm) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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Chevy Owners
Ideal for Chevrolet vehicle owners needing a reliable fuel tank filler cap replacement to maintain optimal performance.
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DIY Mechanics
Great for home mechanics who prefer high-quality OEM parts for easy installation and long-term durability.
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Vehicle Restorers
Perfect for those restoring classic vehicles, ensuring authentic components and preserving value with OEM quality.
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Universal Fit Seekers
Not suitable for users looking for a universal fuel cap; designed specifically for compatible GM models only.
Product Description
GM Genuine Parts GT358 (23361898) Fuel Tank Filler Cap
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the ACDelco GT358 GM Original Equipment Fuel Tank Cap?
Answer: The ACDelco GT358 GM Original Equipment Fuel Tank Cap is a high-quality replacement component designed for use with a variety of General Motors vehicles. It serves as a seal for the fuel tank, ensuring that fuel vapor is contained while preventing contaminants from entering the tank. This cap is manufactured to meet stringent factory standards, meaning it fits perfectly and functions optimally in your vehicle. Essentially, if your existing fuel cap is damaged or lost, this product is an excellent choice to maintain fuel efficiency and vehicle performance. -
Question:
Why is it important to have a proper fuel tank cap?
Answer: A proper fuel tank cap prevents fuel spills and vapor leaks, which can be detrimental to your vehicle's efficiency and the environment. It helps maintain the proper pressure in the fuel tank, reducing the chances of potential issues like engine performance problems or fuel evaporation. Using a faulty or wrong-sized cap can lead to engine warning lights or poor gas mileage. Therefore, investing in the ACDelco GT358 ensures that your vehicle runs smoothly, keeps emissions low, and helps you avoid costly repairs in the long run. -
Question:
Is the ACDelco GT358 fuel tank cap compatible with all GM vehicles?
Answer: The ACDelco GT358 fuel tank cap is specifically designed for select GM vehicles. While it fits a variety of models, it's always prudent to check your vehicle's compatibility before purchase. You can reference the owner's manual or consult with a knowledgeable automotive parts store or dealer to confirm fitment. This ensures that you receive the correct cap, allowing your vehicle to function flawlessly while adhering to manufacturer specifications. -
Question:
How can I tell if my fuel tank cap needs replacement?
Answer: Signs that your fuel tank cap may need replacement include visible cracks, leaks, or if the cap does not click into place securely. Additionally, if you notice a decrease in fuel efficiency or the check engine light illuminates, it could indicate an issue with the fuel cap. Replacing a faulty cap with the ACDelco GT358 can resolve these issues, restore proper fuel system pressure, and optimize your vehicle's performance, making it an essential maintenance item. -
Question:
Are there any specific installation instructions for the ACDelco GT358 fuel tank cap?
Answer: Installation of the ACDelco GT358 fuel tank cap is straightforward, as it is designed for a direct fit. Simply remove the old or damaged cap by turning it counterclockwise until it comes off, then align the new cap and turn it clockwise until it clicks into place. Make sure it's securely fastened to prevent leaks. This simple process makes it accessible for vehicle owners to perform maintenance without needing to visit a mechanic. -
Question:
What materials is the ACDelco GT358 fuel tank cap made from?
Answer: The ACDelco GT358 fuel tank cap is manufactured from robust materials resistant to high temperatures and various chemicals found in fuel. The construction ensures durability and longevity, which is crucial for maintaining a proper seal over time. A well-built cap like this not only withstands the elements but also enhances the overall efficiency of your fuel system. Choosing quality components like the ACDelco GT358 means investing in a long-lasting solution for your fuel system needs. -
Question:
Can I use an aftermarket fuel cap instead of the ACDelco GT358?
Answer: While it may be tempting to use an aftermarket fuel cap, it's highly recommended to choose the ACDelco GT358 for the best fit and performance. Aftermarket caps might not meet the same quality standards, which can lead to improper sealing, fuel leaks, or engine warnings. By opting for the original equipment fuel cap, you are ensuring complete compatibility, optimal function, and long-term reliability, significantly reducing the risk of associated issues down the line. -
Question:
What happens if I drive without a fuel cap?
Answer: Driving without a fuel cap is not advisable as it can lead to fuel evaporation, decreased fuel efficiency, and potential contamination of the fuel system. Without this cap, dirt and debris can enter the tank, possibly causing engine performance issues. Additionally, your vehicle's onboard diagnostic system may trigger warning lights due to pressure imbalances. Replacing your cap with the ACDelco GT358 promptly restores proper function and prevents these adverse effects from occurring. -
Question:
How can I ensure the longevity of my fuel tank cap?
Answer: To ensure the longevity of your fuel tank cap, always make sure it is securely fastened after refueling and periodically check for any signs of wear or damage. Avoid over-tightening, as this can stress the sealing mechanism and lead to premature failure. Regular maintenance of your vehicle can also extend the lifespan of various components, including the fuel cap. Utilizing the ACDelco GT358 cap ensures that you are equipping your vehicle with a quality part designed for longevity. -
Question:
Where can I buy ACDelco GT358 GM Original Equipment Fuel Tank Cap in Turkmenistan?
Answer: You can purchase the ACDelco GT358 GM Original Equipment Fuel Tank Cap from Ubuy in Turkmenistan. Ubuy offers a streamlined shopping experience, a wide variety of automotive products, and convenient delivery options, making it a reliable platform for sourcing OEM parts for your vehicle.
GM GENUINE PARTS Fuel Tank Caps GT358 Editorial Review
The ACDelco GT358 GM Original Equipment Fuel Tank Cap is a reliable replacement cap for various GM vehicles. It is easy to install and fits like the original cap, providing a hassle-free experience for customers. Many users have reported that this cap resolved issues with leakage and check engine lights, allowing them to pass state emissions tests and avoid expensive repairs at a shop. Overall, customers are satisfied with the ACDelco GT358 GM Original Equipment Fuel Tank Cap. It is praised for its exact fit, ease of installation, and affordable price. Users appreciate that it performs like the OEM cap, providing a seamless replacement option.
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Pros
- Easy to install
- Exact fit
- Helps pass state emissions tests
- Affordable price
Cons
- No negative feedback mentioned in the reviews
Platform Trust & Buyer Confidence
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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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kund
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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TMT 84
Order now and get it around Thursday, August 13
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Features & Benefits
- Tight seal to keep fuel tank closed
- Reduces vapor emissions
- Prevents lost fuel
- Recommended as replacement part for GM vehicles
- Maintains quality, reliability and durability of GM OE
- Helps reduce trips to the gas station
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