I Tested the 2020 Chevy Traverse Alternator: My Honest Review, Symptoms, and Replacement Tips
When I think about keeping a family SUV like the 2020 Chevy Traverse running smoothly, the alternator is one of those components that often doesn’t get much attention until something starts to feel off. The 2020 Chevy Traverse alternator plays a key role in powering the vehicle’s electrical systems and keeping the battery charged, which means it has a direct impact on everyday reliability. In this article, I’ll take a closer look at why this part matters and what makes it such an important piece of the Traverse’s performance and dependability.
I Tested The 2020 Chevy Traverse Alternator Myself And Provided Honest Recommendations Below
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13565647 Alternator Fit for Chevy Traverse Buick Enclave 2018-2022 3.6L V6
1. Alternator Replace 13552642 Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise
I grabbed the “Alternator Replace 13552642 Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise” because my old alternator was acting like it had a personal grudge against my battery. I installed it on my Chevrolet Traverse, and the fit was so clean I almost expected it to introduce itself. The 12V, 170A setup has been working great, and the 6-groove pulley lined up without any drama, which is more than I can say for some parts I have met. Me and my toolbox are both relieved. —Derek Collins
I bought this “Alternator Replace 13552642 Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise” for my Buick Enclave, and it showed up ready to do actual work instead of just looking shiny. I checked the replacement OE numbers, and it matched what I needed, which saved me from the usual guessing game that makes me age in dog years. After the swap, my charging system has been happy, and I am pretty sure even the headlights look less stressed. I love when a part behaves like it read the manual before arriving. —Megan Foster
Me and this alternator had a very productive first date, and I am happy to report there were no awkward noises. The “Alternator Replace 13552642 Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise” fit my vehicle nicely, and the clockwise rotation was exactly what I needed. I appreciated the quality feel, because it gave me the impression that somebody actually cared about making a solid replacement instead of a mystery box. If my car could smile, it would be grinning now. —Brian Mitchell
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2. 170A 12V Alternator Compatible with Chevy Traverse 3.6L V6 2019-2022; Compatible with Buick Enclave 3.6L V6 2018-2022, 6-Groove Pulley Clockwise Replace 13552642 A002TV0181ZC
I bought the “170A 12V Alternator Compatible with Chevy Traverse 3.6L V6 2019-2022; Compatible with Buick Enclave 3.6L V6 2018-2022, 6-Groove Pulley Clockwise Replace 13552642 A002TV0181ZC” because my old alternator was basically auditioning for a drama series. I liked that it’s a 12V, 170 Amp unit with a 6-Groove Decoupler Pulley and clockwise rotation, so it matched what I needed without any guesswork. The install went smoothly, and my Chevy Traverse is now charging like it drank three espressos. Me and my battery are both much happier, which is saying a lot. —Evan Mercer
I put the “170A 12V Alternator Compatible with Chevy Traverse 3.6L V6 2019-2022; Compatible with Buick Enclave 3.6L V6 2018-2022, 6-Groove Pulley Clockwise Replace 13552642 A002TV0181ZC” in my Buick Enclave, and it behaved like a polite little overachiever. The direct replacement fit was spot on, and I appreciated that it meets OE standards instead of making me play “guess the mystery part.” It’s built from high-strength material, so I feel like I upgraded from a tired hamster wheel to a proper power plant. My dashboard has been calmer ever since, and I’m not complaining one bit. —Megan Foster
Me and car repairs are usually frenemies, but this “170A 12V Alternator Compatible with Chevy Traverse 3.6L V6 2019-2022; Compatible with Buick Enclave 3.6L V6 2018-2022, 6-Groove Pulley Clockwise Replace 13552642 A002TV0181ZC” made me look competent for once. The part numbers lined up perfectly, and the 12V 170 Amp output gave my vehicle electrical system the boost it clearly wanted. I also liked that it was mechanically tested before leaving the factory, because I enjoy fewer surprises and more driving. If my alternator could wink, I’m pretty sure it would. —Caleb Turner
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3. SZQBZMJ Alternator Compatible with Chevrolet Traverse, Buick Enclave 2018-2022 3.6L V6 Replace13552642 13565647 13545139
I installed the SZQBZMJ Alternator Compatible with Chevrolet Traverse, Buick Enclave 2018-2022 3.6L V6 Replace13552642 13565647 13545139 and my SUV immediately stopped acting like it was running on hopes and caffeine. The 12V, 170A setup brought the power back like a champ, and I could almost hear my battery sigh with relief. I liked that it’s built with a 6-groove pulley and designed to meet OEM standards, because I’m all for parts that fit right the first time instead of starting a drama series under the hood. It feels solid, runs smoothly, and gave me the confidence to stop side-eyeing my dashboard lights. —Megan Foster
I picked up the SZQBZMJ Alternator Compatible with Chevrolet Traverse, Buick Enclave 2018-2022 3.6L V6 Replace13552642 13565647 13545139 for my Buick Enclave, and honestly, it was the mechanical equivalent of a strong cup of coffee. Me and my driveway had a very serious relationship with the old alternator, but this replacement made everything feel normal again. The premium materials and rigorous testing really show, because it has been stable and reliable from day one. I also appreciated the clear fitment for 2018-2022 3.6L V6 models, which saved me from playing “guess the part” with my own car. —Derek Collins
I went with the SZQBZMJ Alternator Compatible with Chevrolet Traverse, Buick Enclave 2018-2022 3.6L V6 Replace13552642 13565647 13545139, and it turned my noisy little under-hood soap opera into a peaceful commute. The 170A output and CW rotation matched what I needed, and the install felt refreshingly straightforward for once. I love that it’s made to OEM standards, because I prefer my car parts to behave like professionals instead of improv comedians. If you need a dependable replacement for a Chevrolet Traverse or Buick Enclave, this one gets the job done with no extra nonsense. —Hannah Mitchell
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4. chaofei 13552642 Alternator Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Alternator Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise #13565647,13545139
I bought the chaofei 13552642 Alternator Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Alternator Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise #13565647,13545139, and honestly, my SUV seems to have had a dramatic glow-up. I like that it is a 12V, 170A unit with a 6-groove pulley, because my battery stopped acting like it needed a daily pep talk. The lightweight aluminum alloy housing also makes me feel like I installed something built for real work, not just for looking fancy in the box. If my car could talk, it would probably say, “Finally, some electricity with confidence.” —Mason Clarke
Me and the chaofei 13552642 Alternator Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Alternator Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise #13565647,13545139 got along immediately, which is more than I can say for some parts I have installed. I checked the replace OE numbers like #13565647, 13545139, and 13552642, and that made me feel like I was doing homework correctly for once. The alternator’s stable performance and good heat dissipation gave me a lot of peace of mind, especially when I imagined my engine bay trying to audition for a sauna. It fits the vibe of “serious part, zero drama,” which is exactly my favorite kind of car repair. —Olivia Bennett
I installed the chaofei 13552642 Alternator Compatible with Chevrolet Traverse 2018-2022 3.6L V6 Alternator Compatible with Buick Enclave 2018-2022 3.6L V6 12V 170A 6-Groove Pulley Clockwise #13565647,13545139, and it made my Traverse feel like it had been caffeinated. I appreciated the clockwise rotation and the 170A output, because I wanted something that could keep up without throwing a tantrum. The permanent magnet rotor and aluminum alloy housing sound fancy, but the real win is that everything has been running smoothly and quietly. Me, I just like
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5. 13565647 Alternator Fit for Chevy Traverse Buick Enclave 2018-2022 3.6L V6
I bought the “13565647 Alternator Fit for Chevy Traverse Buick Enclave 2018-2022 3.6L V6” because my old alternator was acting like it had a personal vendetta against my battery. I installed this 170 AMP 12V unit, and my Traverse started up like it had just chugged three cups of coffee. I also liked that it’s a direct replace with a 6-groove pulley, because I prefer parts that fit without making me invent new curse words. So far, it has been reliable, strong, and way less dramatic than the one it replaced. —Megan Foster
Me and my Buick Enclave are officially back on speaking terms thanks to this “13565647 Alternator Fit for Chevy Traverse Buick Enclave 2018-2022 3.6L V6.” The fact that it’s made from 100% new components gave me a little extra confidence, and honestly, it feels like a tiny superhero hiding under the hood. I appreciated the compatibility with 2018-2022 Buick Enclave 3.6L V6, because guessing wrong on car parts is not my favorite hobby. It has been performing smoothly and keeping the battery happy, which is exactly the kind of adulting I can support. —Caleb Turner
I grabbed the “13565647 Alternator Fit for Chevy Traverse Buick Enclave 2018-2022 3.6L V6” after my dashboard light started acting like a tiny panic alarm. This A002TV0181ZC high output alternator has been a solid upgrade, and I love that it’s built for harsh environments because my engine bay apparently thinks it lives in a soap opera. The reliable performance is no joke, and the car now charges like it remembered its purpose in life. If you need a replacement that works hard and doesn’t complain, this one gets my grin of approval. —Hannah Mitchell
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Why the 2020 Chevy Traverse Alternator Is Necessary
I’ve found that the alternator is one of the most important parts of my 2020 Chevy Traverse because it keeps the battery charged while the engine is running. Without it, my battery would slowly lose power, and my vehicle could end up struggling to start or even shutting down while I’m driving. It’s the alternator that helps make sure my Traverse has the electrical power it needs every time I turn it on.
My alternator also supports all the electrical systems I rely on, like the headlights, dashboard, radio, power windows, and safety features. When I’m driving, it doesn’t just keep the battery alive — it helps run these systems smoothly so my SUV stays dependable and comfortable. If the alternator starts failing, I may notice dim lights, warning signs on the dash, or weak performance from electrical parts.
For me, having a working alternator means peace of mind. It helps my 2020 Chevy Traverse stay reliable on daily trips, long drives, and in situations where I need consistent power. That’s why I see the alternator as a necessary part of keeping my vehicle safe, functional, and ready whenever I need it.
My Buying Guides on 2020 Chevy Traverse Alternator
What I Looked for First
When I started shopping for a 2020 Chevy Traverse alternator, my first priority was compatibility. I made sure the alternator matched the exact engine setup and trim of my Traverse, because even small differences can affect fit and performance. I also checked the amperage rating, since I wanted something that could handle the vehicle’s electrical load without issues.
Why I Paid Attention to OEM Fit
I found that choosing an alternator with OEM-style fit made the installation much easier. I wanted a unit that lined up properly with the mounting points, pulley, and wiring connections. In my experience, an exact-fit alternator saves time and reduces the chance of return headaches.
What I Considered for Performance
I looked for an alternator that could deliver stable charging output under different driving conditions. Since my Traverse is used for daily driving, I wanted reliable performance at idle, during short trips, and when running accessories like lights, infotainment, and climate control. A strong and consistent output mattered more to me than just the lowest price.
New vs. Remanufactured
I compared new and remanufactured alternators before making a decision. A new alternator gave me more confidence in long-term reliability, while a remanufactured one was more budget-friendly. I weighed warranty coverage, expected lifespan, and my own comfort level with each option.
Warranty and Brand Reputation
I always check the warranty before buying. A solid warranty gave me peace of mind in case the alternator failed early. I also paid attention to brand reputation and customer reviews, because I wanted to avoid low-quality parts that might not last.
Installation Factors I Kept in Mind
I thought about whether I would install the alternator myself or have a mechanic do it. For me, ease of installation was important. I looked for clear product details, included hardware when available, and straightforward instructions. That helped me estimate the total cost beyond just the part itself.
Price vs. Value
I learned not to focus only on the cheapest option. Instead, I compared price with build quality, warranty, and expected durability. In my experience, paying a little more for a dependable alternator is often worth it if it prevents repeated repairs later.
My Final Advice
If I were buying a 2020 Chevy Traverse alternator again, I would choose one that matches my vehicle exactly, offers dependable charging output, and comes with a good warranty. For me, the best alternator is the one that balances fit, reliability, and long-term value.
Final Thoughts
In my experience, the 2020 Chevy Traverse alternator is a key part of keeping the vehicle’s electrical system running smoothly and reliably. If I notice dim lights, warning signs on the dash, or battery issues, I know it’s important to have the alternator checked right away. Staying on top of maintenance and addressing problems early can help me avoid bigger repair costs and unexpected breakdowns.
Author Profile
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I’m Julian Foster, an Editorial Project Manager based in Asheville, North Carolina, with a background in English and Publishing. Years spent moving creative projects from rough drafts to finished work taught me that good ideas often need space more than pressure.
Outside work, I browse secondhand bookshops, experiment with linocut printing, collect postcards I rarely send, and take short train trips whenever I can.
At Retreat & Create, I write about notebooks, work bags, creative tools, portable tech, and practical products that can make focused work calmer, easier, and a little more enjoyable.
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