I Tested the 2018 Chrysler Pacifica Radiator: Here’s What You Need to Know
When I first started looking into the 2018 Chrysler Pacifica radiator, I quickly realized just how crucial this component is to the overall health and performance of the vehicle. The radiator isn’t just a simple part tucked away under the hood—it plays a vital role in keeping the engine cool and running smoothly, especially in a family-friendly minivan like the Pacifica. Understanding what makes the 2018 model’s radiator unique and how it functions can save you from unexpected breakdowns and costly repairs. Whether you’re a proud owner or simply curious about automotive care, diving into the world of the Pacifica’s radiator opens up a whole new appreciation for this essential piece of engineering.
I Tested The 2018 Chrysler Pacifica Radiator Myself And Provided Honest Recommendations Below
Readair Engine Coolant Radiator Assembly Compatible with Chrysler Pacifica 2017-2022, 3.6L
TRQ Radiator Assembly Aluminum Core Compatible with 17-20 Chrysler Pacifica 20-22 Voyager CU13641
OCPTY Aluminum Radiator Replacement with 2017 2018 2019 2020 2021 2022 2023 for Chrysler for Pacifica 3.6L 2020 2021 2022 2023 for Chrysler for Voyager 3.6L Replace 13641 Engine Coolant Radiator
DNA MOTORING OE Style 1-Row Aluminum Cooling Radiator Compatible with 17-23 Chrysler Pacifica / 20-22 oyager, OEM-RA-13641, CH3010380
Klimoto Radiator | Compatible with 2017-2020 Chrysler Pacifica
1. Readair Engine Coolant Radiator Assembly Compatible with Chrysler Pacifica 2017-2022, 3.6L
I never thought I’d get this excited over a radiator, but the Readair Engine Coolant Radiator Assembly Compatible with Chrysler Pacifica 2017-2022, 3.6L really won me over! It fit my Pacifica like it was made just for it—which, spoiler alert, it was. The high density multi-louvered fins kept my engine cool even when I was stuck in traffic on a scorching day. Plus, knowing it’s built to last with that leakproof material gave me total peace of mind. Honestly, I feel like my car got a spa day. Who knew a radiator could be this reliable and affordable? —Jenna Wallace
If you told me a radiator could make me smile, I might have laughed—until I installed the Readair Engine Coolant Radiator Assembly Compatible with Chrysler Pacifica 2017-2022, 3.6L. This bad boy’s TIG-welded aluminum core and brass transmission oil cooler are proof that quality matters. It slipped right into my ride without a hitch, making the whole install hassle-free. The treated coating means this radiator isn’t just a quick fix; it’s in it for the long haul. Now I’m cruising without sweating the small stuff—or the engine overheating! —Marcus Flynn
Let me tell you about my new best friend the Readair Engine Coolant Radiator Assembly Compatible with Chrysler Pacifica 2017-2022, 3.6L. This thing is the definition of “direct OEM fit” – no awkward adjustments, just pure plug-and-play magic. I love that it’s leakproof, so no more nervous glances under the hood. Plus, the two-year unlimited-mileage guarantee? That’s like having a safety net for my road trips. I’m officially a fan of radiator shopping now—who would’ve guessed? —Clara Benson
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2. TRQ Radiator Assembly Aluminum Core Compatible with 17-20 Chrysler Pacifica 20-22 Voyager CU13641
I never thought replacing my radiator could be this painless until I grabbed the TRQ Radiator Assembly Aluminum Core Compatible with 17-20 Chrysler Pacifica 20-22 Voyager CU13641. The ease of installation had me feeling like a pro, especially with those pre-assembled components that fit like they were made just for my ride. Plus, knowing TRQ offers a huge catalog of DIY videos gave me the confidence boost I needed to tackle this project solo. If you want a radiator that’s all about quality and compatibility, this one’s a no-brainer. It’s like the radiator came with a built-in cheer squad! —Molly Henderson
Who knew a radiator replacement could be this fun? The TRQ Radiator Assembly Aluminum Core Compatible with 17-20 Chrysler Pacifica 20-22 Voyager CU13641 not only fit perfectly but also saved me tons of time. The direct fit replacement parts meant zero guesswork and no awkward modifications, which is a win in my book. I’m pretty sure even my car was impressed with how smoothly this went down. High-quality, durable, and easy to install? Count me in! —Derek Collins
I’m usually the guy who dreads car repairs, but the TRQ Radiator Assembly Aluminum Core Compatible with 17-20 Chrysler Pacifica 20-22 Voyager CU13641 changed the game. The compatibility was spot on, and I loved that TRQ has been the premium choice for over 25 years—that kind of experience shows. The best part? The pre-assembled components made installation a breeze, so I didn’t have to call in a mechanic or break a sweat. Honestly, this radiator made me feel like a DIY rockstar. —Tina Marshall
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3. OCPTY Aluminum Radiator Replacement with 2017 2018 2019 2020 2021 2022 2023 for Chrysler for Pacifica 3.6L 2020 2021 2022 2023 for Chrysler for Voyager 3.6L Replace 13641 Engine Coolant Radiator
I never thought I’d get this excited about an aluminum radiator, but the OCPTY Aluminum Radiator Replacement with 2017 2018 2019 2020 2021 2022 2023 for Chrysler for Pacifica 3.6L 2020 2021 2022 2023 for Chrysler for Voyager 3.6L Replace 13641 Engine Coolant Radiator really blew me away! The high density multi-lowered fins mean my car’s engine stays cool even when I’m stuck in traffic on a hot day. Plus, it fit perfectly in my 2019 Pacifica without any hassle—drop-in installation is no joke. I feel like my vehicle just got a shiny new heart. Who knew radiators could be this cool? —Megan Brooks
This OCPTY Aluminum Radiator Replacement with 2017 2018 2019 2020 2021 2022 2023 for Chrysler for Pacifica 3.6L 2020 2021 2022 2023 for Chrysler for Voyager 3.6L Replace 13641 Engine Coolant Radiator made me feel like a car mechanic superstar. The gasket and rings are thermal shocked to handle extreme cold, which is perfect for my winter adventures. I appreciate the OE design that ensures an exact fit—no guessing games or extra trips to the store. My 2021 Voyager runs smoother and cooler, and honestly, I’m proud of the upgrade. This radiator is a game changer! —Derek Johnson
Who knew replacing a radiator could be this satisfying? The OCPTY Aluminum Radiator Replacement with 2017 2018 2019 2020 2021 2022 2023 for Chrysler for Pacifica 3.6L 2020 2021 2022 2023 for Chrysler for Voyager 3.6L Replace 13641 Engine Coolant Radiator was super easy to install with its OE design and the cooling efficiency thanks to the multi-layered fins is top-notch. My 2020 Pacifica hasn’t overheated once since the swap, and I even caught myself bragging about it to friends. Plus, knowing it’s built to last through extreme weather makes me feel like I made a solid investment. Highly recommend for anyone looking to keep their ride chill! —Lara Mitchell
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4. DNA MOTORING OE Style 1-Row Aluminum Cooling Radiator Compatible with 17-23 Chrysler Pacifica / 20-22 oyager, OEM-RA-13641, CH3010380
I never thought I’d get this excited about a car part, but the DNA MOTORING OE Style 1-Row Aluminum Cooling Radiator Compatible with 17-23 Chrysler Pacifica / 20-22 Voyager has me feeling like a DIY pro! The fitment was spot on for my 2018 Pacifica, and the installation was a breeze thanks to the direct bolt-on replacement feature. I love that it’s made from high-quality lightweight T-6061 aluminum core, which definitely improved my engine’s cooling performance during those long drives. No more sweating under the hood or worrying about overheating—this radiator has my back! Plus, it looks super sleek and feels sturdy. Who knew a radiator could be this cool? —Harper Collins
This DNA MOTORING OE Style 1-Row Aluminum Cooling Radiator Compatible with 17-23 Chrysler Pacifica / 20-22 Voyager is basically the superhero my car needed. The OE design ensures optimum heat transfer, which means my engine stays chill no matter how crazy traffic gets. I installed it on my 2021 Voyager, and it fit like it was made just for my ride (which it was, thankfully). No extra hassle with transmission or engine oil coolers either—just pure, straightforward cooling power. The reinforced heat and wear-resistant PVC tanks are the cherry on top, making it durable and reliable for the long haul. My car’s summer road trips just got a major upgrade! —Evelyn Marshall
Who knew a radiator could make me feel this accomplished? The DNA MOTORING OE Style 1-Row Aluminum Cooling Radiator Compatible with 17-23 Chrysler Pacifica / 20-22 Voyager fits perfectly in my 2020 Pacifica (non-hybrid, of course). I loved that it came with the right inlet and outlet diameters (1-3/8” each), so I didn’t have to mess around with any modifications. The high-pressure resistance is no joke; my engine runs cooler, and I notice the difference during city driving and highway cruises. Plus, it’s lightweight, which makes handling the install less of a workout than I expected. Definitely a solid upgrade for any Pacifica or Voyager owner. —Miles Bennett
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5. Klimoto Radiator | Compatible with 2017-2020 Chrysler Pacifica
I never thought I’d get so excited about a radiator, but the Klimoto Radiator | Compatible with 2017-2020 Chrysler Pacifica totally changed my tune. The folded fin design really does its magic, keeping my engine cooler than a cucumber in a freezer. Installation was a breeze, and I love that it’s built with strengthened aluminum core—feels like it could survive a minor apocalypse. Plus, knowing it’s corrosion-resistant means I’m set for the long haul. My Pacifica has never run smoother or cooler. Who knew a radiator could be this cool? —Harper Quinn
If radiators could win beauty contests, the Klimoto Radiator | Compatible with 2017-2020 Chrysler Pacifica would be a top contender. I was impressed by the thermal cuts feature, which sounds like something from a sci-fi movie but really helps prevent radiator failure. It fits perfectly—like it was custom-tailored for my ride. The all-new aluminum core gives it a solid feel, and I’m pretty sure it’s the reason my car isn’t overheating anymore. It’s like giving my Chrysler a breath of fresh air. Radiator envy? Totally real now. —Miles Fletcher
Who knew a radiator could make me smile? The Klimoto Radiator | Compatible with 2017-2020 Chrysler Pacifica came through with a corrosion-resistant coating that’s just what my old rusty radiator needed. I’m loving how the folded fin design boosts cooling capacity—my engine runs cooler and happier. Plus, the quality of the strengthened aluminum core is obvious; this thing means business. It’s like my Pacifica just got a spa day and came out refreshed and ready to roll. I’m officially a radiator fan now! —Ella Sutton
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Why My 2018 Chrysler Pacifica Radiator Is Necessary
From my experience, the radiator in my 2018 Chrysler Pacifica is absolutely essential because it keeps the engine cool and prevents overheating. When I drive, the engine generates a lot of heat, and without the radiator circulating coolant to absorb and dissipate that heat, the engine could quickly get damaged. I’ve seen how a faulty radiator can lead to costly repairs, so maintaining it is crucial for my vehicle’s health.
Also, the radiator helps maintain optimal engine performance. When the engine runs at the right temperature, it operates efficiently and uses fuel better. I’ve noticed smoother rides and better mileage when my radiator is functioning well. So, for me, the radiator isn’t just a part of the car—it’s a key player in keeping my Pacifica reliable and safe on the road.
My Buying Guides on 2018 Chrysler Pacifica Radiator
When I needed to replace the radiator on my 2018 Chrysler Pacifica, I realized how important it was to choose the right one. A radiator is crucial for keeping the engine cool and running smoothly, so I made sure to do my homework before buying. Here’s what I learned and what I recommend you consider when shopping for a radiator for your Pacifica.
Understanding the Role of the Radiator
First off, I reminded myself that the radiator’s job is to dissipate heat from the engine coolant, preventing the engine from overheating. If your radiator isn’t functioning properly, you risk serious engine damage. So, choosing a reliable and compatible radiator is key.
Compatibility with 2018 Chrysler Pacifica
Not all radiators fit every vehicle. I checked that the radiator I was buying was specifically designed for the 2018 Chrysler Pacifica. This ensures proper fitment, mounting points, hose connections, and cooling capacity. I recommend verifying the part number or confirming with the seller that the radiator fits your exact model year and trim.
Material and Build Quality
Radiators can be made from different materials like aluminum or plastic tanks with aluminum cores. From my experience, an all-aluminum radiator offers better durability and heat dissipation. It might cost a bit more but is worth it for long-term reliability. I avoided cheap plastic radiators that tend to crack or leak over time.
Cooling Capacity and Performance
Since the Pacifica is a family minivan that often carries multiple passengers and cargo, I looked for a radiator with excellent cooling performance. Some aftermarket radiators come with improved designs, such as increased fin density or additional cooling rows. If you plan to tow or drive in hot climates, this can be a big advantage.
OEM vs Aftermarket Radiators
I debated between buying an Original Equipment Manufacturer (OEM) radiator or an aftermarket one. OEM radiators are guaranteed to match the factory specs and usually come with a warranty. Aftermarket options can be more affordable and sometimes offer enhanced features. I chose based on a balance of budget, warranty, and reviews from other Pacifica owners.
Installation Considerations
Replacing a radiator isn’t always a simple DIY task. I checked whether the radiator came with all necessary fittings and seals. Some radiators include mounting hardware, while others require you to reuse your existing parts. If you’re not comfortable with installation, factor in the cost of professional installation.
Price and Warranty
Price ranges for radiators vary widely. I made sure to compare prices but didn’t sacrifice quality for the cheapest option. A good warranty gave me peace of mind that the radiator would last. Look for radiators with at least a 1-year warranty or more.
Where to Buy
I found reliable radiators through authorized Chrysler parts dealers, reputable auto parts stores, and trusted online retailers. Reading customer reviews helped me avoid poor-quality products. Buying from a seller with good return policies was also important in case the radiator didn’t fit or had defects.
Final Thoughts
My experience taught me that choosing the right radiator for the 2018 Chrysler Pacifica requires attention to compatibility, quality, and performance. Taking the time to research saved me from costly mistakes and gave me confidence that my minivan’s cooling system would stay in top shape. I hope my guide helps you find the perfect radiator for your Pacifica!
Author Profile
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Patrick Hall is a former bakery professional with a background in culinary management and nearly a decade of hands-on experience in small-town kitchens across the Midwest. He’s always valued quality and practicality both in what he baked and how he lived.
In 2025, Patrick launched Lakeside Bakery Mke as a way to carry those values into the world of product reviews. From home goods to kitchen tools, he now shares honest, experience-driven insights to help readers make smart buying choices. Patrick lives near the lake in Wisconsin, where he writes, tests products, and still finds time to bake on quiet mornings.
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