GM 15031940 Fuel Tank Spacer Spacer.

( Brand: Gm ), ( Manufacturer Part Number: 15031940 ), ( Loc: 55b13 ), ( Type: Fuel Tank ), ( Country Of Origin: United States )

Review GM Oem Fuel Tank Spacer. Lot Of

The **GM 15031940 Fuel Tank Spacer** is a precision-engineered component designed specifically for General Motors vehicles equipped with fuel tank assemblies that require additional clearance or adjustment to ensure proper fitment and functionality. This high-quality spacer is crafted from durable, corrosion-resistant materials, including reinforced plastic or metal, to withstand the demands of automotive environments while maintaining structural integrity over extended periods. Its primary function is to bridge the gap between the fuel tank and the vehicle s underbody or frame, preventing interference with suspension components, exhaust systems, or other undercarriage elements that may otherwise cause misalignment, rubbing, or potential damage during operation. Ideal for applications where stock fuel tanks are too close to critical chassis parts such as in modified vehicles, lifted suspensions, or aftermarket fuel tank installations the spacer ensures a seamless integration without compromising fuel system performance or vehicle handling. Whether used in performance builds, off-road setups, or as part of a fuel tank replacement or upgrade, this spacer guarantees a secure and reliable fit, reducing the risk of leaks, fuel line kinks, or mechanical conflicts that could lead to costly repairs. Built to meet or exceed OEM specifications, it is a straightforward yet essential solution for maintaining optimal clearance and functionality in GM vehicles where stock configurations fall short.

### Pros and Cons of buying a GM 15031940 Fuel Tank Spacer

1. **Compatibility and Fit:** The GM 15031940 is a direct-fit replacement designed specifically for certain General Motors vehicles, ensuring proper alignment and function without modifications. This reduces the risk of installation errors or performance issues that can arise from using aftermarket parts that may not fit perfectly.

2. **Reliability:** As an OEM (Original Equipment Manufacturer) or high-quality aftermarket part, it is built to meet the same standards as the original component. This can translate to better durability and longevity, especially if the part is sourced from a reputable supplier.

3. **Prevents Fuel Line Damage:** The spacer helps maintain the correct distance between the fuel tank and the vehicle s frame or other components, reducing the risk of fuel line kinks, leaks, or damage from excessive movement or vibration. This is particularly important in vehicles with flexible fuel lines or those subjected to rough road conditions.

4. **Simplifies Installation:** Since it is designed to replace the original part, the installation process is typically straightforward, requiring minimal tools and expertise. This can save time and labor costs compared to custom modifications.

5. **Maintains Vehicle Integrity:** Using the correct spacer ensures that the fuel system operates as intended, which can prevent issues like fuel starvation, improper fuel delivery, or even fire hazards caused by misaligned components.

6. **Warranty Coverage:** If purchased from an authorized dealer or a supplier that offers warranties, the part may come with coverage, providing peace of mind in case of defects or premature failure.

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1. **Cost:** OEM or high-quality aftermarket parts can be more expensive than generic or knockoff alternatives. Depending on the vehicle s age and condition, this may be a significant investment, especially if the part is needed as part of a larger repair.

2. **Availability:** Depending on the vehicle model and region, the GM 15031940 may be difficult to source, particularly if it is an older or discontinued part. This could require ordering from specialty suppliers, which may take longer to deliver.

3. **Potential for Counterfeit Parts:** If purchasing from untrusted sources (e.g., unregulated online marketplaces), there is a risk of receiving counterfeit or low-quality replicas. These parts may fail prematurely or not fit correctly, leading to additional costs and complications.

4. **Labor Costs:** While the part itself may be easy to install, if the vehicle requires additional work (e.g., removing other components to access the fuel tank), labor costs could add up, especially in dealership settings.

5. **Mixed Quality in Aftermarket Parts:** Even if the part is labeled as "OEM-compatible," the quality can vary significantly between manufacturers. Some aftermarket spacers may be made from inferior materials or poorly designed, leading to premature wear or failure.

6. **Potential for Overkill:** If the fuel tank spacer is being replaced as a precautionary measure rather than due to a specific issue, some may argue that the cost does not justify the benefit, especially in older vehicles where other components may be nearing the end of their lifespan.

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The GM 15031940 fuel tank spacer is a critical component for maintaining the proper function and safety of a vehicle s fuel system. Its primary benefits lie in ensuring compatibility, preventing mechanical issues, and avoiding costly repairs down the line. However, the decision to purchase it should consider factors such as cost, availability, part quality, and whether the replacement is truly necessary.

For vehicles where the spacer is failing or causing issues (e.g., fuel line damage, improper tank alignment), replacing it with the correct GM part or a high-quality aftermarket alternative is strongly recommended. In cases where the part is being replaced purely for preventive maintenance, weigh the potential risks against the benefits, especially if the vehicle is older or has other aging components.

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1. **Verify Compatibility:** Double-check that the GM 15031940 is the correct part for your vehicle model and year. Consult your vehicle s service manual or a trusted mechanic if unsure.

2. **Source from Reputable Suppliers:** Purchase the part from authorized dealers, reputable auto parts stores (e.g., RockAuto, 1A Auto, or local dealerships), or well-reviewed online retailers. Avoid unknown sellers to minimize the risk of counterfeit or low-quality parts.

3. **Consider OEM vs. Aftermarket:** If budget is a concern, opt for a high-quality aftermarket part with strong reviews and warranties. However, if the vehicle is under warranty or you prioritize reliability, an OEM part may be worth the investment.

4. **Inspect for Damage:** Before installation, inspect the fuel tank and surrounding components for any signs of corrosion, leaks, or other issues. Addressing these simultaneously can prevent future problems.

5. **Professional Installation:** If you are not experienced with fuel system repairs, have a professional mechanic install the spacer. This ensures proper alignment, reduces the risk of fuel leaks, and may void warranty concerns if applicable.

6. **Monitor Post-Installation:** After replacement, monitor the vehicle for any unusual noises, fuel delivery issues, or leaks. If problems persist, consult a mechanic to diagnose the cause.

**Final Verdict:** For vehicles experiencing fuel system issues or where the spacer is known to be failing, replacing the GM 15031940 is a prudent investment in long-term reliability and safety. Always prioritize quality and proper installation to maximize the part s effectiveness.

Details:

Check part number and photos.

part #: 15031940 prices

• $10.45-$18.29

specifications fueltanksysteme:

• brand: Gm
• mpn: 15031940
• loc: 55b13
• type: Fuel Tank
• country of origin: United States

shipping fueltanksysteme:

• cost: $0.00
• carrier: USPS
• type: Calculated
• class: Standard
• service: USPS Ground Advantage
• transit: 5-11 Days

payments fueltanksysteme:

• credit card: Discover
• wallet: Paypal
• other

general fueltanksysteme:

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

offer fueltanksysteme:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True
• started: February 20, 2026
• quantity: 1

returns fueltanksysteme:

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

seller fueltanksysteme:

• city: Rock Valley, Iowa
• # reviews: 673
• rating: 100.0%

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