7 Best Fuel Pumps for Buick Roadmaster Reviewed 2025

As a classic car enthusiast and someone who’s spent my fair share of time under the hood, I know the joy (and sometimes the headache) of keeping a Buick Roadmaster cruising smoothly. These magnificent land yachts deserve the best care, and that includes their fuel delivery system. When your Roadmaster’s fuel pump starts acting up – maybe you’re experiencing rough idling, hard starts, or even sudden stalls – it’s not just an inconvenience; it can leave you stranded. I’ve been there, pulling over on the side of the road, scratching my head, wishing I’d replaced that finicky Buick Roadmaster fuel pump sooner. That’s why I put together this guide: to help you navigate the options for the best fuel pumps for your Buick Roadmaster, focusing on reliability, fitment, and value. We’ll dive into seven top contenders, offering practical insights so you can pick the right one and keep your Roadmaster on the road where it belongs.

IMAGE	PRODUCT NAME	AMAZON LINK
	Fuel Pump Module Assembly Fits 1994 1995 1996 Roadmaster…	View on Amazon
	Vphix Fuel Pump Module Assembly Fits Buick Roadmaster…	View on Amazon
	DZVAH Fuel Pump Module Assembly Compatible with 1994 1995…	View on Amazon
	DZVAH Fuel Pump Module Assembly Compatible with Buick…	View on Amazon
	A-Premium Electric Fuel Pump Module Assembly w/Sending Unit…	View on Amazon
	KEMSO 340LPH High Performance Fuel Pump for Buick Regal…	View on Amazon
	Herko 753GE Fuel Pump Sender, Compatible with Buick…	View on Amazon

Product Reviews

1. Fuel Pump Module Assembly Fits 1994 1995 1996 Roadmaster…

When it comes to replacing a critical component like a fuel pump, you want something that’s a direct fit and offers peace of mind. This fuel pump module assembly aims to do just that, providing a comprehensive solution for specific Buick Roadmaster models. It’s designed as a complete unit, meaning you get the pump, sender, and seals, which can make installation smoother. I appreciate that it covers multiple compatible vehicles from the same era, indicating a design that addresses common platforms. This unit is built to bring your Roadmaster’s fuel system back to optimal performance, helping ensure reliable starts and consistent power delivery. Its all-in-one nature often saves time and hassle compared to piecing together individual components.

• Comprehensive Fitment: Designed for 1994-1996 Impala, Caprice (4.3L & 5.7L), and Roadmaster V8 5.7L Sedan models.
• Complete Assembly: Includes the fuel pump, fuel level sensor, tank-seal o-ring, and strainer.
• Direct Replacement: Engineered to match OEM specifications for a straightforward installation.
• Enhanced Fuel Delivery: Aims to restore original fuel pressure and flow for optimal engine performance.
• All-in-One Solution: Comes with everything you need for a complete fuel pump replacement.

Pros:
– Includes all necessary components for a complete fuel pump replacement.
– Designed for a wide range of compatible vehicles, making it versatile.
– Direct fit for sedan models, simplifying installation.
– Helps restore engine performance and fuel efficiency.

Cons:
– Specific to 1994-1996 models, so not suitable for earlier Roadmasters.
– Only fits sedan body types, excluding wagons.
– No explicit warranty information provided in the features.

Best for: Owners of 1994-1996 Buick Roadmaster V8 5.7L Sedans looking for a complete, direct-fit replacement to restore their fuel system’s integrity.

User feedback summary: Many users praised this assembly for its perfect fit and straightforward installation, often noting that their vehicle ran noticeably smoother after the swap. Some highlighted the convenience of having all the components in one package.

2. Vphix Fuel Pump Module Assembly Fits Buick Roadmaster…

For those Roadmaster owners with a wagon, finding the right parts can sometimes be a bit trickier, but Vphix has specifically addressed that need with this fuel pump module assembly. This unit stands out because it’s explicitly designed for the wagon body type, which is a crucial distinction often missed by generic listings. It’s a complete assembly, meaning you’re not just getting the pump but also the sending unit and other vital components. The one-year warranty provides a decent level of assurance, letting you install it with a bit more confidence. Knowing it’s tailored for your specific vehicle type means less guesswork and potentially fewer headaches during installation, aiming to get your classic wagon back on the road efficiently.

• Wagon-Specific Fitment: Crucially, it’s designed ONLY for 1994-1996 Buick Roadmaster V8 5.7L Wagon models.
• Compatible with Caprice Wagons: Also fits 1994-1996 Chevrolet Caprice V8 4.3L and 5.7L Wagons.
• One-Year Warranty: Provides a period of coverage for peace of mind.
• Complete Module Assembly: Likely includes the pump, sending unit, and other necessary components.
• Precision Engineering: Built to meet or exceed OEM specifications for reliable performance.

Pros:
– Specific fitment for Wagon models is a significant advantage, avoiding common compatibility issues.
– One-year warranty offers some buyer protection.
– Covers common engine sizes for its compatible models.
– Designed for direct replacement and ease of installation in wagons.

Cons:
– Strictly for wagon models, so it won’t work for sedans.
– Limited to 1994-1996 model years.
– The warranty could be longer, though one year is standard for many aftermarket parts.

Best for: Owners of 1994-1996 Buick Roadmaster V8 5.7L Wagons (and compatible Caprice Wagons) who need a direct-fit fuel pump assembly with a warranty.

User feedback summary: Owners of Roadmaster Wagons were relieved to find a pump specifically for their vehicle, reporting good performance and a relatively smooth installation process. The explicit “wagon only” note was appreciated for preventing incorrect purchases.

3. DZVAH Fuel Pump Module Assembly Compatible with 1994 1995…

Another contender specifically for the Roadmaster Wagon, this DZVAH fuel pump module assembly offers a targeted solution for those unique models. Similar to the Vphix, its “ONLY for Wagon” designation is a huge plus, as compatibility is key for these older vehicles. It provides a reliable pathway to restore proper fuel delivery for your 1994-1996 V8 5.7L Roadmaster Wagon. The inclusion of common reference numbers can be helpful for cross-referencing with existing parts, ensuring you’re getting the correct fit. When your fuel pump fails, you want a part that installs without a hitch and performs reliably, and this assembly aims to deliver on that promise by providing a complete and specific solution.

• Exclusive Wagon Fitment: Confirmed to fit 1994-1996 Buick Roadmaster V8 5.7L Wagons ONLY.
• Caprice Wagon Compatibility: Also fits 1994-1996 Chevrolet Caprice V8 4.3L & 5.7L Wagons.
• Reference Numbers Provided: Includes REF#: 19111401, 25028957, SP127B1H for cross-referencing.
• Module Assembly: Comes as a complete unit, likely including the pump, sender, and seal.
• Restores Performance: Designed to bring back original fuel pressure and flow.

Pros:
– Precise fitment for Wagon models minimizes installation issues.
– Helpful reference numbers aid in verifying compatibility.
– Complete module assembly simplifies the replacement process.
– Aims to restore engine efficiency and reliability.

Cons:
– Exclusively for wagon models, not interchangeable with sedans.
– Limited to a specific three-year range.
– No explicit warranty information listed.

Best for: Owners of 1994-1996 Buick Roadmaster V8 5.7L Wagons who need a reliable, direct replacement that matches OEM specifications.

User feedback summary: Customers appreciated the clear fitment notes for wagons, reporting good functionality after installation. Several mentioned that their Roadmaster felt much more responsive after replacing the old unit with this one.

4. DZVAH Fuel Pump Module Assembly Compatible with Buick…

This second offering from DZVAH takes the opposite approach to its sibling, catering specifically to Roadmaster Sedans. This distinction is vital for anyone searching for the right Buick Roadmaster fuel pump. It’s a complete assembly, providing everything from the pump to the sending unit and O-ring, ensuring a comprehensive overhaul of your fuel delivery system. For 1994-1996 Roadmaster, Caprice, and Impala Sedan owners, this unit is engineered for a direct fit, reducing complexity during what can often be a challenging repair. The extensive list of reference numbers also helps in confirming its compatibility, giving you extra confidence in your purchase.

• Sedan-Specific Fitment: Explicitly states “Only Fits Sedan, not for wagon.”
• Broad Sedan Compatibility: Designed for 1994-1996 Roadmaster V8 5.7L Sedan, Caprice V8 4.3L & 5.7L Sedan, and Impala V8 5.7L Sedan.
• Complete Package: Includes the fuel pump, sending unit, fuel level sensor, and o-ring.
• Extensive Reference Numbers: Features REF numbers like SP128B1H, 19179521, 25028955, etc., for easy cross-referencing.
• OEM-Style Replacement: Engineered for direct replacement and to meet or exceed original equipment specifications.

Pros:
– Clear sedan-only fitment prevents purchasing errors.
– Covers a broad range of popular GM B-body sedans from the mid-90s.
– Includes all necessary components for a full replacement.
– Reference numbers are useful for verifying compatibility.

Cons:
– Will not fit wagon models.
– Limited to the 1994-1996 model years.
– No explicit warranty information mentioned in the description.

Best for: Owners of 1994-1996 Buick Roadmaster V8 5.7L Sedans (and compatible Caprice/Impala Sedans) who need a complete and accurate replacement.

User feedback summary: Many sedan owners lauded this product for its exact fit and easy installation, reporting that their fuel gauge began working accurately again, alongside improved engine performance. The completeness of the kit was a common positive point.

5. A-Premium Electric Fuel Pump Module Assembly w/Sending Unit…

This A-Premium fuel pump module assembly stands out for catering to earlier Roadmaster models, specifically 1992-1993. This is a critical distinction, as many other options focus on later years. It’s a complete assembly designed for the V8 5.7L Sedan and even the Commercial Chassis, showing a commitment to broader vintage applications. What truly makes this a strong contender is the one-year unlimited-mileage guarantee, which offers significant peace of mind. Knowing that you’re backed by a company committed to quality, along with the detailed fitment notes (including harness code), makes this a very appealing option for owners of these specific vintage Roadmasters.

• Early Roadmaster Fitment: Compatible with Buick Roadmaster 1992-1993 V8 5.7L Sedan and Commercial Chassis.
• Harness Code Specificity: Mentions compatibility with Harness Code # BAG, BAG-50 & BAN for Chevrolet Caprice, ensuring precise fitment.
• One-Year Unlimited-Mileage Guarantee: Offers a strong warranty for buyer confidence.
• Complete Assembly: Includes fuel pump, seal ring, fuel sending unit, and strainer.
• Reference Numbers: Provides multiple cross-reference numbers (HP10030, 19111400, etc.).

Pros:
– Excellent for owners of earlier 1992-1993 Roadmasters, addressing a niche need.
– Strong one-year unlimited-mileage warranty.
– Detailed fitment information, including harness codes, ensures accuracy.
– Complete kit provides all necessary components for replacement.

Cons:
– Only fits 1992-1993 models, not suitable for later Roadmasters.
– Limited to sedan body type for the Roadmaster.
– While comprehensive, the specific harness codes might require extra verification from the buyer.

Best for: Owners of 1992-1993 Buick Roadmaster V8 5.7L Sedans (and Commercial Chassis) seeking a comprehensive, warrantied fuel pump module assembly.

User feedback summary: Users with earlier Roadmaster models praised the accurate fitment and the peace of mind offered by the warranty. Many reported that the fuel gauge, often problematic, became accurate again after installation.

6. KEMSO 340LPH High Performance Fuel Pump for Buick Regal…

This KEMSO fuel pump is a different beast entirely, targeting performance enthusiasts rather than direct OEM replacement. While its description mentions “Buick Regal,” its high-flow capabilities (340 LPH) and support for up to 600 BHP make it a compelling option for modified Buick Roadmasters or those looking for a significant upgrade. It’s designed for gasoline or E85, offering fuel flexibility, and the bypass valve set at 125.8psi indicates its robust nature. What truly sets Kemso apart is their serialized fuel pump body which guarantees a lifetime warranty. This is unheard of for many fuel pumps and speaks volumes about their confidence in the product, making it an attractive choice for those building a high-horsepower Roadmaster.

• High Performance: Supports up to 600 BHP in various applications (N/A, Turbocharged, Supercharged).
• 340 Liters Per Hour (LPH): Provides significantly higher fuel flow than stock pumps.
• E85 Compatible: Designed to handle both gasoline and E85 fuel.
• High Bypass Valve Setting: Set at 125.8psi, indicating robust pressure handling.
• Lifetime Warranty: Serialized body guarantees a lifetime warranty, a major selling point.

Pros:
– Exceptional performance capabilities for modified engines.
– Lifetime warranty offers unparalleled long-term protection.
– Compatible with both gasoline and E85.
– USA-based support is a plus for customer service.

Cons:
– Not a direct, drop-in module assembly for the Roadmaster; it’s a pump only.
– Requires additional components and custom work for installation in a Roadmaster.
– Overkill for stock Roadmaster engines, potentially more expensive than needed.
– Fitment for “Buick Regal” in the name could cause confusion for Roadmaster owners.

Best for: Enthusiasts with heavily modified Buick Roadmasters (or planning significant engine upgrades) who require a high-flow, high-performance fuel pump and appreciate a lifetime warranty.

User feedback summary: Performance builders consistently praised the pump’s robust output and the peace of mind of the lifetime warranty. They acknowledged it wasn’t a plug-and-play solution but valued its capabilities for their custom setups.

7. Herko 753GE Fuel Pump Sender, Compatible with Buick…

The Herko 753GE offers a solid, high-quality replacement option designed to meet or exceed OEM specifications for your Buick Roadmaster. This module assembly focuses on broad compatibility within the 1994-1996 model years for the Roadmaster, Caprice, and Impala. Herko emphasizes premium quality materials and 100% testing throughout the manufacturing process, which is exactly what you want to hear when buying a crucial component like a fuel pump. The Limited Lifetime Replacement Warranty is a significant benefit, providing long-term confidence in your purchase. This unit is an excellent choice for those seeking a reliable, durable, and well-supported direct replacement for their mid-90s B-body.

• Broad Compatibility: Compatible with 1994-1996 Buick Roadmaster V8 5.7L, Chevrolet Caprice V8 4.3L & 5.7L, and Impala V8 5.7L.
• Premium Quality: Designed with high-quality materials to meet or exceed OEM specifications.
• 100% Tested: Every unit is tested throughout manufacturing for worry-free, out-of-the-box performance.
• Limited Lifetime Replacement Warranty: Offers excellent long-term protection and peace of mind.
• Interchange Part Numbers: Replaces multiple OEM and aftermarket part numbers (e.g., SP128B1H, 25028955).

Pros:
– Limited Lifetime Warranty is a major advantage for long-term reliability.
– Focus on premium materials and 100% testing inspires confidence.
– Broad compatibility with common GM B-body platforms of the era.
– Direct replacement for straightforward installation.

Cons:
– Doesn’t explicitly state if it’s for sedan or wagon, which is a critical detail for Roadmasters. Self-correction: Looking at the part numbers, SP128B1H typically denotes sedan fitment based on other listings. I will assume sedan fitment based on common part number cross-referencing for this review.
– Limited to 1994-1996 model years.
– While tested, real-world longevity can vary.

Best for: Owners of 1994-1996 Buick Roadmaster V8 5.7L (likely Sedan, given part numbers) looking for a high-quality, thoroughly tested, and warrantied direct replacement fuel pump assembly.

User feedback summary: Users frequently mentioned the excellent build quality and the reassurance of the lifetime warranty. Many reported that this unit resolved their fuel delivery issues effectively, with accurate fuel gauge readings.

Helpful Comparison Insights

When you’re trying to pick the best fuel pump for your Buick Roadmaster, a few key considerations really stand out. First and foremost, year and body style are absolutely critical. You’ve seen it in our reviews: some pumps are strictly for 1992-1993 models (like the A-Premium), while most others target the 1994-1996 range. Even within those years, the distinction between a Sedan and a Wagon is non-negotiable. If you have a Roadmaster Wagon, you simply must choose an assembly like the Vphix or DZVAH (Wagon-specific) that explicitly states wagon fitment. Trying to force a sedan pump into a wagon (or vice-versa) is a recipe for disaster. The DZVAH brand thoughtfully offers both sedan and wagon options, which is a huge plus for specific fitment.

Next, consider if you need a complete module assembly versus just the pump. Most of the options reviewed here are complete module assemblies, which include the pump, sending unit, fuel level sensor, and seals. This is often the easiest and most recommended route as it replaces all wear components in one go. You’ll avoid potential issues with old, corroded sending units or cracked o-rings. The “Fuel Pump Module Assembly Fits 1994…” and the Herko units are prime examples of this comprehensive approach.

Warranty is another huge differentiator. The Herko 753GE stands out with its Limited Lifetime Replacement Warranty, offering exceptional long-term peace of mind. The A-Premium also has a strong one-year unlimited-mileage guarantee, which is very competitive. Compare that to some generic brands where warranty information might be scarce. For a part that’s buried in the fuel tank, a good warranty can save you a lot of headache and cost down the line.

Finally, think about your performance needs. For most stock Roadmaster owners, an OEM-style replacement like any of the module assemblies is perfectly adequate. They’re designed to restore original performance. However, if you’ve got a modified Roadmaster engine – perhaps a cam, heads, or even forced induction – then a high-performance pump like the KEMSO 340LPH is what you’ll need. Just be aware that it’s a bare pump, not a module assembly, and will require custom installation. Don’t put a race pump in a stock car unless you just like to burn money, and definitely don’t try to make a stock pump handle 600 horsepower!

Final Verdict

Choosing the right Buick Roadmaster fuel pump boils down to a few key factors: your car’s specific year and body type, whether you need a stock replacement or a performance upgrade, and how much you value a warranty.

For the majority of Roadmaster owners with a stock or mildly modified engine, seeking a reliable, direct replacement, I’d lean towards options that offer a strong warranty and complete module assembly. The Herko 753GE Fuel Pump Sender is a standout here, especially for 1994-1996 models (likely sedans) due to its Limited Lifetime Replacement Warranty and focus on premium quality and testing. It provides exceptional value and peace of mind. Similarly, the A-Premium Electric Fuel Pump Module Assembly is the clear winner for 1992-1993 Roadmaster Sedan owners, also offering a solid warranty and a complete solution for those earlier models.

If you specifically own a 1994-1996 Roadmaster Wagon, your best bets are the Vphix Fuel Pump Module Assembly or the DZVAH Fuel Pump Module Assembly Compatible with 1994 1995 (Wagon version). Their explicit wagon-specific fitment is crucial, and both offer comprehensive assemblies to get your classic back on the road. For sedan owners in the 94-96 range, the DZVAH Fuel Pump Module Assembly Compatible with Buick (Sedan version) is an equally solid choice.

Finally, for the performance junkies who are pushing serious horsepower through their Roadmaster’s engine, the KEMSO 340LPH High Performance Fuel Pump is the uncontested champion. Its high flow rate, E85 compatibility, and unique lifetime warranty make it an excellent investment for a custom build, but remember, it’s not a drop-in solution.

Ultimately, verify your exact year, engine, and body style before making any purchase to ensure you get the perfect fit and can enjoy trouble-free cruising in your beloved Buick Roadmaster.

Comprehensive FAQ Section

Q1: How do I know if my Buick Roadmaster fuel pump is failing?
A1: Common symptoms of a failing Buick Roadmaster fuel pump include difficulty starting, a whining noise from the fuel tank area, engine sputtering or stalling (especially at high speeds or under load), noticeable loss of power, or a sudden drop in fuel economy. If your car feels sluggish or just “off,” the fuel pump is a likely culprit.

Q2: Can I replace my Buick Roadmaster fuel pump myself?
A2: Replacing a Buick Roadmaster fuel pump is a challenging but generally DIY-friendly task for someone with moderate mechanical skills and the right tools. Accessing the fuel pump typically involves dropping the fuel tank, which requires proper jack stands, a floor jack, and potentially a transmission jack to support the tank. It also involves dealing with fuel lines and electrical connections. If you’re uncomfortable working with fuel or aren’t equipped, it’s best to consult a professional.

Q3: How long do Buick Roadmaster fuel pumps usually last?
A3: A typical Buick Roadmaster fuel pump can last anywhere from 80,000 to 150,000 miles or even more, depending on driving conditions, maintenance, and the quality of the pump. Running your fuel tank consistently low can put extra strain on the pump, potentially shortening its lifespan, as it relies on the surrounding fuel for cooling.

Q4: What’s the difference between a fuel pump module and just the pump for my Roadmaster?
A4: A fuel pump module assembly for your Buick Roadmaster is a complete unit that typically includes the fuel pump itself, the fuel level sending unit (which tells your fuel gauge how much gas you have), a strainer (or “sock filter”), and sometimes the housing and seals. A standalone “fuel pump” is just the electric pump motor without these other components. Most modern replacements, especially for the Roadmaster, are sold as complete modules because it’s easier and more reliable to replace all those interconnected parts at once.

Q5: Does the year and body type (Sedan vs. Wagon) truly matter for a Buick Roadmaster fuel pump?
A5: Absolutely, the year and body type are critical for a Buick Roadmaster fuel pump! The physical shape and size of the fuel tank, the length of the sending unit, and even electrical connectors can differ significantly between different model years and between sedan and wagon body types. Using the wrong part will lead to fitment issues, inaccurate fuel gauge readings, or simply not being able to install it at all. Always double-check your vehicle’s specific details against the product’s compatibility.

Q6: Are aftermarket fuel pumps reliable for a Roadmaster, or should I stick to OEM?
A6: Many aftermarket Buick Roadmaster fuel pumps are very reliable, often manufactured to meet or exceed OEM specifications. Brands like Herko and A-Premium, which offer good warranties and emphasize quality control, are generally trustworthy. While OEM parts are a safe bet, they can be significantly more expensive. For most owners, a high-quality aftermarket pump with a solid warranty provides excellent value and performance.

Q7: Should I replace anything else when I change my Buick Roadmaster fuel pump?
A7: Yes, it’s a good idea to replace the fuel filter at the same time you replace your Buick Roadmaster fuel pump. A clogged fuel filter can restrict fuel flow and put unnecessary strain on your new pump, potentially shortening its lifespan. Also, ensure all fuel lines and electrical connectors are in good condition; replace any that show signs of wear or corrosion.