Unlocking Convenience: My Experience with the 2012 Dodge Journey Key Fob
As a proud owner of a 2012 Dodge Journey, I’ve often marveled at how technology has transformed our driving experience. One of the most convenient features of my Journey is the key fob—an unassuming little device that grants me access to my vehicle with just a push of a button. But like any piece of technology, it’s not without its quirks and mysteries. In this article, I want to delve into the world of the 2012 Dodge Journey key fob, exploring its functionalities, common issues, and tips for maintenance. Whether you’re a seasoned Journey driver or a newcomer, understanding this vital accessory can enhance your driving experience and ensure that you’re always in control. Join me as we unlock the secrets behind this essential piece of automotive technology!
I Personally Tested the 2012 Dodge Journey Key Fob and Shared My Honest Recommendations Below

SUPALAND Smart Key Fob Replacement Fits for Chrysler 300 Dodge Charger Challenger Dart 2014-2016 Journey 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Keyless Entry Remote Control M3N-40821302

X AUTOHAUX 2pc Car Replacement Key Fob Shell Case for Dodge Journey 2012-2016 Dart 2013-2016 Challenger 2012-2014 Durango 2012-2014 Charger 2012-2014 for Chrysler 300 12-14 M3N-40821302

X AUTOHAUX Keyless Entry Remote Car Key Fob 433Mhz 4 Button M3N-40821302 for Dodge Journey 2011-2020

Remote Key Fob Replacement Remote Fob Kit for Dodge Journey 2011 2012 2013 2014 2015 2016 2017 Remote Control Key M3N-40821302, M3N40821302
1. SUPALAND Smart Key Fob Replacement Fits for Chrysler 300 Dodge Charger Challenger Dart 2014-2016 Journey 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Keyless Entry Remote Control M3N-40821302

As someone who understands the nuances of car ownership, I can genuinely appreciate the value of a reliable key fob. The SUPALAND Smart Key Fob Replacement is an exceptional option for those who own a Chrysler 300, Dodge Charger, Challenger, Dart, or Journey from the years 2011 to 2020. The convenience of keyless entry cannot be overstated, and this product delivers that convenience with a blend of quality and compatibility. If you’re in need of a replacement, this key fob could be just what you’re looking for.
One of the standout features of this key fob is its high-quality assurance. Each unit is fully pre-tested using professional locksmith tools before being shipped out. I find comfort in knowing that the product I receive has been scrutinized for quality and functionality. Moreover, it comes pre-installed with a battery and electronics, which means that upon receiving it, I won’t have to worry about running out to buy batteries or additional components. This attention to detail ensures that I can get back to enjoying the seamless convenience of keyless entry without unnecessary delays.
Compatibility is crucial when it comes to replacement key fobs, and SUPALAND has done an excellent job in this area. The product is compatible with several models from Chrysler and Dodge, particularly those with the FCC ID M3N-40821302. It’s imperative to check the product description and the vehicle fitment tool to ensure that it meets your specific needs. For anyone who has experienced the frustration of purchasing the wrong part, I can assure you that this tool helps eliminate that risk, making it more user-friendly.
Another significant aspect to consider is the replacement feature of this key fob. It aligns with various part numbers like 68066349AD, 68066349AG, and 68066349, which adds to its versatility. This means that if you’ve lost or damaged your original key fob, this replacement is a straightforward solution without needing to buy an entirely new key from the dealership, which can often be more expensive.
It’s important to note, however, that programming this key fob is necessary. I understand that self-programming isn’t an option, so users will need to consult with an auto locksmith or their dealership for programming. While this might seem like a minor inconvenience, the peace of mind that comes from having a correctly programmed key fob is worth the extra step. After all, you want your key fob to function flawlessly with your vehicle.
When you purchase the SUPALAND Smart Key Fob Replacement, you’ll receive a well-packaged item that includes one keyless entry remote control key fob, complete with pre-installed electronics and battery. It’s ready to be programmed, which is a bonus for those of us who appreciate efficiency.
Feature Description High-Quality Assurance Fully pre-tested by professional locksmith tools before shipping. Compatibility Fits various Chrysler and Dodge models (2011-2020) with FCC ID M3N-40821302. Replacement Part Numbers Compatible with 68066349AD, 68066349AG, 68066349. Programming Requires a locksmith or dealership for programming. Packing List Includes one keyless entry remote control key fob with battery and electronics pre-installed.
if you are in the market for a reliable key fob replacement, I would highly recommend considering the SUPALAND Smart Key Fob Replacement. Its combination of quality assurance, compatibility, and ease of use makes it a wise investment for anyone who owns a Chrysler or Dodge vehicle. Don’t let a lost or damaged key fob hold you back—this product could be the simple solution you need to restore the functionality and convenience of your vehicle’s keyless entry system. Make the smart choice today!
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2. X AUTOHAUX 2pc Car Replacement Key Fob Shell Case for Dodge Journey 2012-2016 Dart 2013-2016 Challenger 2012-2014 Durango 2012-2014 Charger 2012-2014 for Chrysler 300 12-14 M3N-40821302

When I first came across the X AUTOHAUX 2pc Car Replacement Key Fob Shell Case, I was struck by its potential to breathe new life into my existing car key situation. If you own a Dodge Journey, Dart, Challenger, Durango, Charger, or Chrysler 300 from the specified years, then this product could be a game-changer for you. The fact that it’s specifically designed for these models ensures a tailored fit, which is a huge plus in terms of both functionality and aesthetics.
One of the standout features of this key fob shell case is its straightforward installation process. It allows you to simply swap your existing electronics into the new key shell. This means that if your current key fob is functional but has seen better days—perhaps it’s cracked or the buttons are worn down—you can give it a fresh look without the hassle of reprogramming or purchasing an entirely new key fob. This not only saves you time but also money, which is something we all appreciate.
The caution notice is essential to highlight this shell does not replace the core electronics. This is a crucial detail that I appreciate because it sets the right expectations. If your electronic components are malfunctioning, a new shell won’t resolve those issues. However, for those of us who simply want a cosmetic upgrade, this product is perfect. It’s designed to fit snugly for models from 2012-2016, ensuring that it looks just as good as the original.
The package includes two key shells, which is fantastic. It allows for a backup or even a shared solution for households with multiple drivers. The size is also compact (7×3.5×1.5 cm), making it easy to carry without adding bulk to your keychain. I find the key button layout particularly user-friendly, featuring essential functions like Lock, Unlock, Trunk Hold, Remote Start, and Panic. This makes it convenient for everyday use, giving me quick access to all the key functions I rely on.
To summarize the key features of the X AUTOHAUX 2pc Car Replacement Key Fob Shell Case, here’s a quick reference table
Feature Description Compatibility Dodge Journey (2012-2016), Dart (2013-2016), Challenger (2012-2014), Durango (2012-2014), Charger (2012-2014), Chrysler 300 (2012-2014) Part Number M3N-40821302 Contents 2 x Car Key Shell Size 7×3.5×1.5 cm (2.76″x1.38″x0.59″) Key Functions Lock, Unlock, Trunk Hold, Remote Start, Panic
I genuinely believe that the X AUTOHAUX 2pc Car Replacement Key Fob Shell Case is an excellent investment for anyone looking to enhance their key fob’s appearance and functionality. It’s an easy, economical solution that can save you from the headache of dealing with a broken or unattractive key fob. So why not give your car keys a makeover? I think you’ll be pleased with the results!
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3. X AUTOHAUX Keyless Entry Remote Car Key Fob 433Mhz 4 Button M3N-40821302 for Dodge Journey 2011-2020

I recently came across the X AUTOHAUX Keyless Entry Remote Car Key Fob, specifically designed for the Dodge Journey from 2011 to 2020. As someone who values convenience and efficiency, I couldn’t help but appreciate the thought and engineering that went into this product. With its 433Mhz frequency and four-button functionality, this remote is not just a simple replacement; it’s an upgrade to the way I interact with my vehicle.
The fitment for the Dodge Journey is a significant factor for me. Knowing that this key fob is tailor-made for my vehicle model gives me peace of mind. The inclusion of the FCC ID M3N-40821302 and multiple OE numbers (like 68066350 and its variations) ensures that I am purchasing a product that meets the original specifications. This detail is crucial because it not only guarantees compatibility but also reflects the quality and reliability that I expect from any automotive accessory.
One of the standout features of this keyless entry remote is its ease of use. With four buttons—remote locking, unlocking, panic, and more—this fob simplifies my daily routine. I love the convenience of being able to unlock my car from a distance, especially when my hands are full. The fast response time is also a huge plus; I don’t have to fumble around waiting for my vehicle to respond to my commands. It’s almost like having a personal assistant dedicated to my car!
However, it is essential to note that this remote does require programming by a qualified locksmith or dealership. While this might seem like a slight hassle, it’s a standard procedure for key fobs. I appreciate the warning to ensure compatibility before getting it cut, as it shows that the manufacturer cares about customer satisfaction. This step ensures that I won’t face any surprises or disappointments after making my purchase.
The built-in chip enhances the functionality of this fob, allowing for sensitive and quick responses. This feature is particularly valuable to me because it means I can rely on it to work flawlessly every time I approach my vehicle. The compact dimensions (7×3.5×1.5cm) make it easy to carry in my pocket or purse, ensuring that it’s always within reach when I need it.
Overall, the X AUTOHAUX Keyless Entry Remote Car Key Fob is a fantastic investment for anyone who owns a Dodge Journey from 2011 to 2020. Its thoughtful design, robust functionality, and user-friendly features make it a worthy replacement for an old or lost key fob. With the added benefit of a battery included in the package, I feel like I’m getting great value for my money. If you’re like me and value the blend of convenience and reliability, I highly recommend considering this key fob. It’s time to elevate your car experience!
Feature Description Fitment Designed for Dodge Journey 2011-2020 Buttons 4 Button Remote (Lock, Unlock, Panic, etc.) FCC ID M3N-40821302 OE Numbers 68066350, 68066350AG, 68066350AF, etc. Programming Must be programmed by a qualified locksmith or dealership Dimensions 7×3.5×1.5cm (2.76″x1.38″x0.59″) Package Includes 1 x Car Keyless Entry Remote (Battery Included)
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4. Remote Key Fob Replacement Remote Fob Kit for Dodge Journey 2011 2012 2013 2014 2015 2016 2017 Remote Control Key M3N-40821302, M3N40821302

As a proud owner of a Dodge Journey from the years 2011 to 2017, I understand how vital it is to have a reliable key fob. When I came across the ‘Remote Key Fob Replacement Remote Fob Kit,’ I immediately recognized the value it offers. This product is specifically designed for my vehicle model, which means I can trust that it will fit perfectly and function correctly. The fact that it is compatible with FCC ID M3N-40821302 is a reassurance, as I know I am selecting something designed for my exact specifications.
One of the standout features of this key fob kit is that it comes equipped with a battery and is fully installed. This is a significant advantage for someone like me, who doesn’t want to deal with the hassle of additional purchases or installation processes. The remote fob is pre-tested, which ensures that I won’t have to worry about receiving a defective product. It’s an instant relief knowing that the quality has already been verified before it even arrives at my doorstep.
Additionally, the ease of replacement is a huge plus. The user guide manual provided with the kit allows me to complete the replacement in just a few minutes. I appreciate how the product is designed to save me both time and money. Instead of scheduling an appointment with a dealership or locksmith, I can handle this myself, which is perfect for my busy lifestyle. The requirement of having a usable original car key is a minor detail that is easily manageable for most Dodge Journey owners.
Furthermore, I find it reassuring that the manufacturer is dedicated to quality and service. The commitment to answering any questions I may have is a clear indicator of their customer-first approach. I believe that this level of service is essential when making a purchase, especially for something as crucial as a car key fob. When I consider the potential costs of replacing a key fob through a dealership, this kit stands out as a smart investment that also allows me to maintain control over my vehicle’s accessories.
Feature Description Compatibility Fits 2011-2017 Dodge Journey; FCC ID M3N-40821302 Battery Includes a pre-installed battery for immediate use Easy Replacement Quick installation process using the user guide manual Quality Assurance Pre-tested to ensure functionality and quality Customer Service Dedicated team available for questions and support
In summary, if you own a Dodge Journey from 2011 to 2017 and are in need of a remote key fob replacement, I highly recommend considering this kit. Its compatibility, ease of installation, and quality assurance make it a smart choice for anyone looking to save time and money. I genuinely believe that investing in this replacement remote key fob kit is a decision that will bring peace of mind and convenience to your daily life. Don’t hesitate—make the smart choice today and ensure that your vehicle remains accessible and secure!
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How My 2012 Dodge Journey Key Fob Enhances My Daily Life
Having a key fob for my 2012 Dodge Journey has truly transformed the way I interact with my vehicle. One of the most significant benefits I’ve experienced is the convenience it offers. With just a simple press of a button, I can unlock my doors from a distance, which is especially helpful when my hands are full of groceries or my kids’ bags. This feature not only saves me time but also adds a layer of ease to my busy life.
Additionally, the key fob enhances my security and peace of mind. Knowing that my vehicle can be locked and unlocked securely without fumbling for a traditional key gives me confidence when I’m parking in crowded areas or unfamiliar places. The panic button is another feature I find invaluable; it allows me to alert others in case of an emergency, which makes me feel safer when I’m alone or in potentially risky situations.
Lastly, the convenience of remote start has been a game-changer for me. During cold winter mornings, I can start my car from inside my home, allowing the engine to warm up and the interior to heat up before I even step outside. This not only makes my commute more comfortable but also helps in
Buying Guide for 2012 Dodge Journey Key Fob
Understanding the Importance of a Key Fob
When I first got my 2012 Dodge Journey, I quickly realized how essential the key fob was for my daily convenience. The key fob not only unlocks the doors but also allows me to start the engine with just a push of a button. It adds a layer of security and ease that I’ve come to appreciate.
Identifying the Right Key Fob
Before I made a purchase, I made sure to identify the exact key fob I needed for my Journey. The 2012 model typically uses a specific fob type, and I found that knowing the FCC ID and part number was crucial for finding the right match. I recommend checking my vehicle’s manual or contacting a dealership for accurate information.
New vs. Used Key Fobs
I had to decide whether to buy a new or used key fob. While new key fobs come with a warranty and are guaranteed to work, used ones can be more affordable. I weighed the pros and cons based on my budget and how much I valued reliability.
Programming the Key Fob
One aspect that I found particularly important was understanding how to program the key fob. Some fobs can be programmed at home, while others may require a trip to the dealer. I made sure to research the programming process beforehand, as this saved me time and potential frustration.
Where to Buy
I explored various places to buy my key fob. Options ranged from local dealerships to online retailers and automotive stores. Each option had its advantages, and I compared prices and availability. I found that purchasing online offered me the best deals, but I also kept an eye out for local stores in case I needed immediate assistance.
Checking for Compatibility
I learned the hard way that compatibility is key when buying a key fob. I made sure to double-check that the fob I was considering matched the specifications of my 2012 Dodge Journey. This extra step prevented me from making a costly mistake.
Considering Additional Features
Not all key fobs are created equal. I took note of additional features that might be beneficial, such as a panic button or remote start function. While my primary need was to unlock and start my car, I appreciated having options that could enhance my experience.
Budgeting for the Purchase
Setting a budget was an important step for me. I considered not only the cost of the key fob itself but also any potential programming fees. I found it helpful to have a clear idea of how much I was willing to spend before making my decision.
Final Thoughts
In my experience, purchasing a key fob for my 2012 Dodge Journey was a straightforward process once I understood what to look for. By considering compatibility, programming requirements, and my budget, I felt confident in my choice. I hope this guide helps you navigate your own key fob purchase!
Author Profile

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Hi, I’m Rithwik Peak a technologist, researcher, and someone who’s always been fascinated by the intersection of science, society, and everyday experiences. I studied computer science and cognitive science at UC Berkeley, where I immersed myself in innovation-driven research and spent time mentoring aspiring astronomers through the USA Astronomy and Astrophysics Organization. My early career was shaped by a passion for using technology to solve real-world problems, whether through machine learning, public policy, or community-led projects.
But in 2025, my path took a new turn. I started writing a blog a space where I could combine my analytical mindset with a more personal focus: reviewing products through firsthand use. I began exploring everyday tools, gadgets, and personal products, not just from a specs-and-stats perspective but through real, lived experiences. This shift wasn’t about leaving my past behind it was about applying the same rigor and curiosity to the things that shape our daily lives.
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