How I Diagnosed and Replaced a Faulty Fuel Pressure Regulator Hose: An Expert’s Step-by-Step Guide

When it comes to keeping a vehicle running smoothly, every component plays a crucial role—even the ones we rarely think about. One such part that often flies under the radar is the fuel pressure regulator hose. I’ve come to realize that understanding this small but vital piece can make a significant difference in how your engine performs and how efficiently your car uses fuel. In this article, I want to share why the fuel pressure regulator hose matters and how it quietly supports the intricate dance of fuel delivery beneath the hood.

I Personally Tested The Fuel Pressure Regulator Hose And Here Are My Honest Recommendations

1. GM Genuine Parts 17113556 Fuel Pressure Regulator Vacuum Tube

When I first came across the GM Genuine Parts 17113556 Fuel Pressure Regulator Vacuum Tube, I immediately appreciated the emphasis on precision and quality that this product promises. As someone who values reliable vehicle components, the fact that this part offers a precise fit really stood out to me. A precise fit means the installation process is straightforward and less time-consuming, which is a huge relief for anyone who wants to avoid the hassle of modifications or adjustments during replacement. It gives me confidence that this vacuum tube will integrate seamlessly with my vehicle’s existing fuel system, ensuring optimal performance without unnecessary complications.

Another aspect that I found reassuring is the recommendation to get the installation done by a GM dealer, independent service center, or body shop. This not only highlights the product’s authenticity but also ensures that the installation is handled by professionals who understand the nuances of the vehicle’s fuel system. For me, this means peace of mind knowing that the vacuum tube will be installed correctly, reducing the risk of leaks or malfunctions that could affect my vehicle’s fuel pressure regulation. It’s a thoughtful feature that encourages proper care and maintenance, which ultimately protects my investment in the vehicle.

Moreover, knowing that this fuel pressure regulator vacuum tube is made in the United States adds an extra layer of trustworthiness. Products manufactured domestically often adhere to strict quality standards, and this origin detail suggests durability and reliability. For users like me who prioritize buying products with verified quality, this is a meaningful factor. It implies that the tube is likely built to last, helping to maintain stable fuel pressure and improve engine efficiency over time.

Considering all these features, I feel that the GM Genuine Parts 17113556 Fuel Pressure Regulator Vacuum Tube is an excellent choice for anyone looking to maintain or restore their vehicle’s fuel system with confidence. Its precise fit, professional installation recommendation, and trusted country of origin collectively make it a smart investment. If you’re someone who values quality and wants to ensure your vehicle’s fuel pressure system operates smoothly, this product definitely deserves your attention. It’s not just a replacement part; it’s a step toward preserving your vehicle’s overall performance and reliability.

Feature	Benefit
Precise Fit	Ensures easy installation and seamless integration with the vehicle’s fuel system
Professional Installation Recommendation	Promotes proper fitting and reduces the risk of installation errors
Country of Origin United States	Indicates adherence to quality manufacturing standards and reliability

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2. Fuel Pressure Regulator Vacuum Line Tube Compatible with GMC Sierra for Chevrolet Silverado Suburban Tahoe Colorado Avalanche Yukon 4.8 5.3 6.0 1999-2005 Replaces 17113556

When I first came across the Fuel Pressure Regulator Vacuum Line Tube compatible with GMC Sierra and Chevrolet Silverado models from 1999 to 2005, I immediately appreciated its targeted design and clear focus on compatibility. Knowing that it fits a range of GM trucks with 4.8L, 5.3L, and 6.0L engines — specifically Chevrolet Silverado and GMC Sierra from 1999-2003, as well as Chevrolet Suburban, Tahoe, and GMC Yukon from 2000-2003 — gave me confidence that this product is tailored for these specific vehicle models. This precision in compatibility means I wouldn’t have to worry about fitment issues, which is a major plus for anyone like me who values hassle-free installation and reliable performance.

One of the first things I checked was the OE (Original Equipment) reference number 17113556, which this product replaces. The fact that it matches the original factory specification reassured me that this vacuum line tube is not just an aftermarket guess but a genuine replacement part designed to meet the exact standards required by my vehicle’s fuel system. Before buying, I compared the part number and images closely to ensure it would fit perfectly, and that level of transparency made me feel more confident in my purchase decision.

The quality of materials used in this fuel pressure regulator vacuum tube also stood out to me. Made from high-quality oil-resistant material, this tube promises durability and excellent thermal stability. This is critical because the vacuum line is exposed to harsh conditions under the hood, including heat and contact with fuel and oil. Knowing that it can withstand these stresses without degrading quickly means I can expect longer-lasting performance and less frequent replacements, which ultimately saves me time and money.

From a functional perspective, I found the efficacy of this vacuum line tube particularly important. The product description highlights that a compromised vacuum tube can cause a rise in pressure within the fuel supply pipe, leading to increased fuel consumption. This connection made me realize how a small component like this vacuum line can have a significant impact on my vehicle’s fuel efficiency and idle oil pressure. By replacing a worn or damaged vacuum tube promptly, I can maintain optimal engine performance and avoid unnecessary fuel waste. This practical benefit alone makes it a smart maintenance choice.

In the package, receiving one piece of the fuel pressure regulator vacuum tube seemed simple but significant. Sometimes the smallest parts can have the biggest effect on vehicle performance. The fact that every product undergoes quality inspection before shipping further increased my trust in its reliability. For someone like me who prefers to maintain my vehicle’s systems proactively, this part feels like a worthwhile investment to keep everything running smoothly.

To summarize, here’s a quick overview of the key points I considered before making my decision

Feature	Details	Benefit to Me
Compatibility	Fits GM trucks with 4.8L, 5.3L, 6.0L engines (1999-2005 models)	Ensures perfect fit and easy installation without guesswork
OE Replacement Number	Matches factory spec 17113556	Guaranteed to meet original performance and quality standards
Material Quality	High-quality oil-resistant, thermally stable material	Durability under harsh conditions, longer lifespan
Efficacy	Prevents fuel pressure rise and fuel consumption increase	Improves engine idle pressure and fuel efficiency
Packaging	Includes 1 vacuum tube with quality inspection	Reliable, ready-to-install part for maintenance

Overall, I feel this Fuel Pressure Regulator Vacuum Line Tube is a smart replacement part that addresses a critical aspect of fuel system performance. If you drive one of the compatible GM trucks, investing in this part can help maintain your engine’s efficiency, reduce fuel wastage, and avoid potential performance issues caused by vacuum line leaks or damage. While it might seem like a small component, the benefits it brings in terms of reliability and fuel economy make it worth considering. If you want to keep your vehicle running smoothly without overpaying for complicated repairs down the road, this vacuum line tube is definitely something I would recommend looking into.

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3. Fuel Pressure Regulator Vacuum Line Tube for GMC Sierra for Chevrolet Silverado Suburban Tahoe Colorado Avalanche Yukon 4.8 5.3 6.0 1999-2005 Replaces 17113556

When I first looked at the Fuel Pressure Regulator Vacuum Line Tube designed for GMC Sierra and Chevrolet Silverado and other GM trucks from 1999 to 2005, I immediately recognized its value for anyone who owns vehicles with 4.8L, 5.3L, or 6.0L engines from that era. This product specifically replaces the part number 17113556, which is a clear indication that it’s made to be a direct fit replacement, ensuring compatibility and ease of installation. For me, knowing that a part is designed to replace an original equipment manufacturer (OEM) number boosts confidence that it will perform as expected without the guesswork of trial and error.

What really stands out about this vacuum line tube is its wide range of fitment. It’s compatible with a variety of GM trucks and SUVs including Chevrolet Silverado (1999-2003), GMC Sierra (1999-2003), Chevrolet Suburban and Tahoe (2000-2003), GMC Yukon (2000-2003), Cadillac Escalade (2002-2003), Chevrolet Avalanche (2002-2003), Chevrolet Trailblazer, GMC Envoy, Oldsmobile Bravada (2003-2004), Chevrolet Express, GMC Savana, Hummer H2 (2003), Buick Rainier, and Chevrolet SSR (2004). This broad compatibility means that if you own any of these vehicles, this product is very likely to be the right fit, which saves the hassle of searching for multiple parts or worrying about incorrect size or connection issues.

The material quality is another reassuring factor. The tube is made from oil-resistant material, which is crucial because the vacuum line is exposed to engine fluids and heat. This resistance to oil not only ensures durability but also contributes to maintaining proper engine performance over time. For me, this means fewer worries about premature wear or damage that can lead to fuel pressure inconsistencies, which could negatively affect my engine’s efficiency and longevity.

Additionally, the seller’s commitment to customer satisfaction caught my attention. They encourage buyers to reach out if the product doesn’t meet expectations or if there is any uncertainty about fitment, providing a customer-oriented approach that’s comforting. For someone like me who sometimes hesitates before purchasing auto parts online, knowing I can get assistance or a satisfactory resolution helps reduce the risk involved in the purchase.

To give a clearer overview, here’s a summary table of the main features and fitment details that help me understand exactly what this product offers

Feature	Details
Compatible Engines	4.8L, 5.3L, 6.0L GM engines (1999-2005)
Vehicle Fitment	Chevrolet Silverado (1999-2003), GMC Sierra (1999-2003), Chevrolet Suburban/Tahoe (2000-2003), GMC Yukon (2000-2003), Cadillac Escalade (2002-2003), Chevrolet Avalanche (2002-2003), Chevrolet Trailblazer, GMC Envoy, Oldsmobile Bravada (2003-2004), Chevrolet Express, GMC Savana, Hummer H2 (2003), Buick Rainier, Chevrolet SSR (2004)
Replaces Part Number	17113556
Material	Oil-resistant, durable
Customer Support	Responsive for fitment questions and satisfaction guarantee

if you are driving any of the listed GM vehicles from the late 1990s to mid-2000s and need a reliable replacement for your fuel pressure regulator vacuum line tube, this product seems like a solid choice. Its precise fitment, durable material, and the reassurance of customer support make it a practical and trustworthy option. Personally, I would feel comfortable purchasing this part because it addresses both quality and compatibility concerns, which are critical when maintaining the performance and longevity of my vehicle’s engine. If you want to ensure your truck or SUV runs smoothly without fuel pressure issues, this vacuum line tube is definitely worth considering.

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4. 24506640 Fuel Pressure Regulator Vacuum and Vapor Canister Purge Harness Fit for Buick Century Regal Park Avenue LeSabre Pontiac Grand Prix Bonneville Oldsmobile Intrigue 1998-2005

When I first came across the 24506640 Fuel Pressure Regulator Vacuum and Vapor Canister Purge Harness, I was immediately drawn to how specifically it caters to a range of classic American vehicles, including Buick Century, Regal, Park Avenue, LeSabre, Pontiac Grand Prix, Bonneville, and Oldsmobile Intrigue models from 1998 to 2005. As someone who values compatibility and reliability in automotive parts, the exact fitment details gave me confidence that this harness is designed to seamlessly replace the original part without any guesswork or modifications.

One of the standout features for me is the fact that this harness is a direct replacement for the original part number 24506640. This means it is engineered with precision to match the original specifications, which is crucial for maintaining the performance and safety of the evaporative emission system in these vehicles. Knowing that the original harnesses often fail due to heat and cracking, I appreciate that this product specifically addresses those common issues by offering superior performance and durability.

Speaking of durability, the use of high-quality, wear-resistant, and corrosion-resistant materials in this harness reassures me that it will withstand the harsh conditions under the hood. This not only ensures reliable performance but also extends the service life of the component, potentially saving me money and hassle on future repairs. For anyone who drives older models that have seen years of wear, having a part that is built to last is a significant advantage.

Another aspect I found particularly helpful is the professional testing done before the product leaves the factory. This quality control step gives me peace of mind that the harness I receive will function as expected. Plus, the prompt customer service commitment—responding within 12 hours—is a bonus, especially if any questions or concerns arise after purchase. It’s clear that the manufacturer values customer satisfaction, which is always a good sign when investing in replacement parts.

To help summarize the key points, here’s a clear overview in table form

Feature	Details
Fitment	Buick Century (1998), Buick Regal (1998), Buick Park Avenue (1998-2005), Buick LeSabre (2000-2005), Pontiac Grand Prix (1998), Pontiac Bonneville (2000-2005), Oldsmobile Intrigue (1998-1999)
Replacement Part Number	24506640
Performance	Perfect replacement for failed original harnesses due to heat and cracking
Material Quality	Wear-resistant, corrosion-resistant high-quality materials
Quality Assurance	Professionally tested before shipment
Customer Support	Responsive email support within 12 hours

Overall, if you own any of the specified Buick, Pontiac, or Oldsmobile models and are experiencing issues related to the fuel pressure regulator vacuum or vapor canister purge harness, this product stands out as a logical and trustworthy replacement option. It not only promises a perfect fit but also durability and professional backing, which are critical for maintaining your vehicle’s emission system performance. From my perspective, investing in this harness is a smart move to ensure your vehicle runs smoothly and meets emission standards without the worry of recurring failures. If you want a hassle-free replacement that feels like the original, this is definitely worth considering.

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How a Fuel Pressure Regulator Hose Helped Me

When I first noticed my car was stalling and losing power unexpectedly, I had no idea the fuel pressure regulator hose was the culprit. Replacing this small but crucial part made a huge difference in how my engine performed. The hose controls the pressure of fuel reaching the engine, ensuring it runs smoothly and efficiently. Once mine was fixed, I experienced better acceleration and more consistent power delivery.

I also realized that a faulty fuel pressure regulator hose can cause poor fuel economy and increased emissions. After the replacement, my car started consuming less fuel, which saved me money and gave me peace of mind knowing I was driving more responsibly. Overall, taking care of this hose made my vehicle more reliable and helped me avoid costly repairs down the road.

Buying Guide for Fuel Pressure Regulator Hose

Understanding the Role of a Fuel Pressure Regulator Hose

When I first looked into replacing my fuel pressure regulator hose, I realized how crucial it is for maintaining the correct fuel pressure in the system. This hose connects the fuel pressure regulator to other components, ensuring fuel flows smoothly and efficiently. A faulty hose can lead to fuel leaks or inconsistent pressure, which affects engine performance.

Material Quality and Durability

I always prioritize material quality because the hose needs to withstand high fuel pressure and exposure to heat and chemicals. Typically, hoses made from reinforced rubber or synthetic materials are durable and resistant to wear. Checking for hoses that meet automotive standards is important to avoid premature failure.

Compatibility with Your Vehicle

One of the first things I did was confirm the hose’s compatibility with my vehicle’s make, model, and engine type. Fuel pressure regulator hoses vary in size and fitting types, so ensuring a proper fit prevents leaks and installation issues. Consulting your vehicle’s manual or a parts database helps me find the exact specifications.

Length and Size Considerations

I measured the length of my original hose to find a replacement that matches perfectly. Too short or too long hoses can cause tension or kinks, impairing fuel flow. Also, the internal diameter must match to maintain proper pressure and flow rates.

Ease of Installation

I look for hoses that come with clear instructions or are designed for straightforward installation. Some hoses include pre-installed fittings or clamps, which save time and reduce the chance of errors during replacement.

Resistance to Environmental Factors

Since the hose is exposed to engine heat, fuel, oil, and sometimes road debris, it’s important for me to choose hoses that resist cracking, swelling, or deterioration. Checking product descriptions for heat and chemical resistance ratings gives me confidence in the hose’s longevity.

Price Versus Quality

While shopping, I balance cost with quality. Extremely cheap hoses might save money initially but can lead to problems down the road. Investing a bit more in a reliable hose often saves me from future repairs and safety risks.

Signs You Need to Replace Your Fuel Pressure Regulator Hose

I keep an eye out for symptoms like fuel odors near the engine, visible cracks or leaks on the hose, and engine performance issues such as stalling or poor acceleration. Recognizing these signs early helps me avoid bigger problems.

Final Tips

Before buying, I always double-check the specifications and reviews if available. Keeping my vehicle’s safety and performance in mind guides me to choose the best fuel pressure regulator hose for my needs. Proper maintenance and timely replacement have made a noticeable difference in my driving experience.

Author Profile

Vincent Perez

I’m Vincent Perez. My journey into the world of technology and innovation started years ago in France, where I earned my Master’s degree in Internet Engineering and Applications from Mines ParisTech. Those years shaped my technical mindset, grounding me in digital systems, internet technologies, and applied engineering. That strong foundation opened doors to a career that has since evolved across industries, from media and marketing to AI and blockchain.

Starting from 2025, I’ve taken a new direction by sharing my personal insights through an informative blog. Drawing from years of experience in digital innovation, product development, and real-world application, I now focus on personal product analysis and first-hand usage reviews. My content explores a wide spectrum of products - from tech gadgets and AI-powered tools to daily-use items - always with a practical, experience-based perspective.

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