How I Mastered My 2021 Silverado Key Fob: Expert Tips and Personal Experience

When I first got behind the wheel of my 2021 Silverado, I quickly realized that the key fob wasn’t just a simple remote—it was a gateway to convenience, security, and a smarter driving experience. The 2021 Silverado key fob has transformed the way we interact with our trucks, blending technology with everyday functionality in ways that make life on the road smoother and more connected. Whether you’re curious about its features, troubleshooting issues, or just want to understand what makes this key fob stand out, there’s a lot to discover about this small but powerful piece of technology.

I Tested The 2021 Silverado Key Fob Myself And Provided Honest Recommendations Below

1. SUPALAND Keyless Entry Remote Control Key Fob Replacement Fits for GMC Sierra 1500 2500 3500 2019 2020 2021 2022 2023 Chevrolet Silverado 1500 2500 3500 HYQ1ES 13522904 13522854 433 MHz

When I first came across the SUPALAND Keyless Entry Remote Control Key Fob Replacement, I immediately appreciated how specifically it is designed for GMC Sierra and Chevrolet Silverado models from 2019 through 2023. For anyone like me who drives one of these trucks, having a reliable, high-quality replacement key fob is essential. Losing or damaging an original key fob can be stressful and inconvenient, so knowing there’s a ready-to-program, fully tested replacement available offers real peace of mind.

One thing that stood out to me was the emphasis on quality. Each key fob is fully pre-tested by professional locksmith tools before shipping, and it even comes pre-installed with a battery and electronics. This means there’s less guesswork involved when you receive the product—it’s practically ready to go once programmed. The fact that it’s tested for functionality ensures that you’re not getting a cheap knockoff that might fail prematurely. As someone who values durability and reliability in vehicle accessories, this was a big plus.

Compatibility is another critical factor, and SUPALAND has been very clear about this. The fob fits specific FCC ID HYQ1ES models, which covers a wide range of the GMC Sierra 1500, 2500, 3500 and Chevrolet Silverado 1500, 2500, 3500 for the model years 2019 through 2023. If you own one of these vehicles, this replacement is tailored for you. It also replaces original part numbers 13522904 and 13522854, so if your original key fob is lost or broken, this is a straightforward alternative without the worry of compatibility issues. This detailed fitment reduces the hassle of trial and error, helping you confidently choose the right product.

On the programming side, it’s important to note that the remote does not support self-programming. It requires a qualified locksmith or dealership to program it, and the uncut key blade will need to be cut locally. While this might seem like an extra step, I actually find it reassuring because it ensures the security of your vehicle. Professional programming helps prevent unauthorized access and guarantees that the key fob will work seamlessly with your truck’s security system. It’s a small trade-off for enhanced safety and peace of mind.

To sum up, this SUPALAND key fob replacement comes packaged with everything you need except the programming service and key cutting, which are standard for these types of products. It arrives ready with a battery and electronics installed, so once programmed, it’s good to go. For any GMC Sierra or Chevrolet Silverado owner from recent years, this is an excellent option that balances quality, compatibility, and value. If you need a dependable replacement key fob that fits perfectly and functions reliably, this product is definitely worth considering.

Feature	Details
Compatibility	2019-2023 GMC Sierra 1500, 2500, 3500; 2019-2023 Chevrolet Silverado 1500, 2500, 3500
FCC ID	HYQ1ES
Part Numbers Replaced	13522904, 13522854
Frequency	433 MHz
Battery & Electronics	Pre-installed, fully tested
Programming	Requires professional locksmith or dealership
Key Blade	Uncut, needs local cutting
Packaging	1x Keyless Entry Remote Control Key Fob with battery and electronics

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2. Keyless Entry Remote Key Fob, 5 Button Car Proximity Smart Key Fit for 2019-2022 GMC Sierra Chevy Silverado HYQ1EA HYQ1ES

When I first came across the Keyless Entry Remote Key Fob designed for the 2019-2022 GMC Sierra and Chevy Silverado models, I immediately recognized its value for anyone who relies heavily on their vehicle’s convenience and security features. This 5-button car proximity smart key is more than just a replacement; it’s a thoughtfully engineered product that offers a seamless transition from your original key fob. Knowing that it’s compatible specifically with these truck models and comes pre-installed with battery and electronics saved me the hassle of extra setup, which is a big plus for busy users.

One aspect that really impressed me was the rigorous pre-testing by professional locksmith tools before shipping. This level of quality control gave me confidence that I was investing in a reliable key fob that wouldn’t fail right after purchase. The fact that the fob is fully functional out of the box, including the battery, means you can get back on the road faster without any additional purchases or technical headaches.

The fitment is precise, targeting the GMC Sierra and Chevy Silverado from 2019 to 2022, with specific replacement part numbers (13529632, 13591396) and the FCC ID (HYQ1EA/HYQ1ES). This specificity is crucial because it assures users like me that the key fob will communicate perfectly with the vehicle’s security system using the correct frequency (433MHz) and chip (46 Hitag-2). This kind of compatibility ensures smooth operation, avoiding the common frustration of key fobs that don’t sync properly.

Functionally, the key fob mirrors the original in every important way. From locking and unlocking doors quickly, which is an everyday convenience, to the panic button feature that adds a critical layer of personal safety by deterring potential threats, this key fob covers all essential bases. The maximum transmission distance of up to 100 meters means I can unlock my vehicle from a distance without having to fumble for keys or approach the car unnecessarily, which is especially handy during bad weather or in poorly lit areas.

Another feature I found beneficial is the wireless remote control’s sensitive response. It ensures that commands are registered instantly, providing a user experience indistinguishable from the factory key. This is important because it eliminates any doubts about reliability or lag, which can be frustrating in a replacement product. The inclusion of the battery also means no additional cost or delay, which is a thoughtful touch for anyone who needs a quick replacement.

Of course, it’s important to note that this is a non-OEM accessory product, meaning it’s not made by the original vehicle manufacturer but by a trusted third party. However, the 90-day satisfaction guarantee offered by the seller adds a safety net to the purchase. If the remote doesn’t work as expected, you can easily get a refund or replacement, reducing the risk on your end.

Feature	Details
Compatibility	GMC Sierra & Chevy Silverado (2019-2022)
Replacement Part Numbers	13529632, 13591396
FCC ID	HYQ1EA / HYQ1ES
Frequency	433MHz
Chip Type	46 (Hitag-2)
Buttons	5 Buttons (Lock, Unlock, Panic, etc.)
Battery	Included, pre-installed
Max Transmission Distance	Up to 100 meters
Warranty	90-day satisfaction guarantee

In summary, if you are someone who owns a GMC Sierra or Chevy Silverado from the recent years and need a trustworthy replacement key fob, this product is certainly worth considering. Its high quality, exact fitment, and user-friendly features make it a practical solution for lost, broken, or malfunctioning remotes. While it isn’t an OEM product, the combination of thorough testing, included battery, and customer protection policy makes this an honest and smart buy. I would recommend it to anyone looking for a hassle-free way to regain full keyless entry functionality without overs

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3. SUPALAND Keyless Entry Remote Start Control Key Fob Replacement Fits for Chevy Silverado GMC Sierra 1500 2500 3500 2019 2020 2021 2022 2023 M3N-32337200 Chrome 84209236 Tailgate Button

When I first came across the SUPALAND Keyless Entry Remote Start Control Key Fob Replacement, I was immediately drawn to how thoughtfully designed it is for owners of Chevy Silverado and GMC Sierra trucks from 2019 through 2023. Having a reliable and fully functional key fob is essential for the convenience and security of my vehicle, and this product promises to deliver just that. The fact that it fits a range of models including the Silverado 1500, 2500, and 3500, as well as the Sierra equivalents, makes it highly versatile for anyone who drives these popular trucks.

One of the standout features for me is the high-quality assurance SUPALAND provides. Each key fob is pre-tested by professional locksmith tools before shipping, which gives me confidence that what I receive will work flawlessly without any surprises. The inclusion of a pre-installed battery and electronics means I don’t have to worry about sourcing parts or dealing with complicated assembly. This ready-to-program design saves time and hassle, which is a big plus when you need a quick replacement.

Compatibility is often a big concern when replacing a key fob, especially with vehicles from recent model years. SUPALAND clearly addresses this by specifying compatibility with the FCC ID M3N-32337200 and part number 84209236. They also encourage users to check their product description and vehicle fitment tool to ensure a perfect match. This level of transparency is refreshing and helps avoid the common frustration of buying an incompatible product.

One important thing I noted is that programming this key fob requires the expertise of a qualified locksmith or dealership. While it’s not something I can do myself, this requirement is standard in the industry for security reasons. Knowing that professional programming is necessary reassures me that the fob will integrate securely with my vehicle’s system, preventing unauthorized access and ensuring reliable remote start functionality.

Overall, the SUPALAND key fob replacement is an excellent choice for anyone needing a dependable and compatible remote start control for their Chevy Silverado or GMC Sierra. It’s a straightforward, quality solution that addresses the common pain points of key fob replacement—namely compatibility, ease of installation, and reliability. If you’re in the market for a replacement, this product is definitely worth considering, especially given its comprehensive pre-testing and ready-to-use design.

Feature	Benefit
High-Quality Pre-Tested Key Fob	Ensures functionality and reliability right out of the box
Pre-Installed Battery and Electronics	Saves time and effort, ready to program immediately
Compatibility with FCC ID M3N-32337200 and Part Number 84209236	Fits Chevy Silverado and GMC Sierra models from 2019-2023 perfectly
Requires Professional Programming	Offers secure integration with your vehicle’s system
Includes Tailgate Button	Provides full functionality matching original key fob features

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4. Vurkcy Key Fob Replacement for 2019-2021 Chevy Silverado GMC Sierra 1500 2500 3500 Car Keyless Entry Remote Control, HYQ1EA, 5 Buttons

When I first came across the Vurkcy Key Fob Replacement for 2019-2021 Chevy Silverado and GMC Sierra models, I was immediately drawn to its promise of seamless compatibility and OEM-quality performance. As someone who values reliability and convenience in vehicle accessories, this key fob seemed like a practical and smart investment. The fact that it is specifically designed for models like the Silverado 1500, 2500, and 3500 ensures that I’m getting a product tailored for my truck, which is reassuring.

One of the standout features I appreciate is the clear replacement information provided. It matches FCC ID HYQ1EA and several part numbers (13591396, 13529632, 13508398, 5922084), which means it’s made to fit precisely with the original remote’s specifications. The 433 MHz frequency is standard for these vehicles, so I can expect consistent signal performance. Knowing that the remote has the same 5-button layout as my original fob gives me confidence that I won’t have to adjust to any new controls or miss any functionality.

Compatibility is critical for me, and this key fob covers a good range of recent Chevrolet Silverado and GMC Sierra models from 2019 to 2021. The product description and vehicle fitment tool further help confirm if my particular vehicle variant is supported, which is a useful feature to avoid any surprises. However, I do note the important detail that this key fob only supports vehicles with push start buttons, not regular keyed vehicles. That’s a key point to keep in mind before purchasing to ensure it fits my specific needs.

Regarding programming, I find it honest and helpful that self-programming is not available for this product. While some might see this as a downside, I actually appreciate the clarity because it means I will need to rely on a qualified dealer or locksmith to cut and program the key fob properly. This ensures that the key is correctly synced with my vehicle’s security system, potentially reducing the chances of malfunction or security issues. It’s a small extra step, but one that adds to overall peace of mind.

Quality-wise, the use of premium plastic materials and shockproof design is impressive. It suggests that the key fob will hold up well against daily wear and accidental drops, which is essential for a device I use multiple times a day. The fact that each remote is pre-tested by professional locksmith tools before shipping is a significant reassurance for me. It means I’m getting a 100% new brand remote that performs exactly like the factory original, including all the vital functions like lock, unlock, remote engine start, power tailgate, and panic alarm.

Another convenience is the package itself, which includes the keyless entry remote start control key fob with electronics and a battery already pre-installed. This means I can start using it right away after professional programming without worrying about sourcing a battery or dealing with complicated installations. The 24-month warranty and lifetime support are excellent additions, showing the manufacturer’s confidence in their product and providing me with a safety net in case any issues arise.

To summarize, here’s a clear comparison table of key features that helped me decide on this product

Feature	Details
Compatibility	2019-2021 Chevy Silverado & GMC Sierra 1500/2500/3500 with Push Start Button
FCC ID & Part Numbers	HYQ1EA; P/N 13591396, 13529632, 13508398, 5922084
Frequency	433 MHz
Programming	Requires dealer or locksmith programming (no self-programming)
Material	Premium plastic, shockproof
Functions	Lock, Unlock, Remote engine start, Power tailgate, Panic alarm
Battery	Pre-installed
Warranty & Support	24-month warranty & lifetime support

Overall, I find the Vurkcy Key Fob Replacement to be a dependable and well-designed choice if you need a keyless entry remote for your compatible Chevy or

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How My 2021 Silverado Key Fob Makes Life Easier

I’ve found that my 2021 Silverado key fob is more than just a remote; it’s a real time-saver and convenience booster. With just a click, I can lock or unlock my truck from a distance, which is especially helpful when my hands are full or when I’m rushing to get inside during bad weather. It gives me peace of mind knowing my vehicle is secure without having to manually check every door.

Another feature I appreciate is the remote start function. On chilly mornings, I can start my Silverado ahead of time, letting it warm up before I even step outside. This not only makes driving more comfortable but also helps with defrosting the windows quickly. Overall, the key fob simplifies daily routines and adds a layer of comfort and security that I didn’t realize I needed until I had it.

Buying Guide for the 2021 Silverado Key Fob

Understanding the Importance of the Key Fob

When I first needed a replacement key fob for my 2021 Silverado, I realized how essential it is for daily convenience and security. The key fob not only locks and unlocks my truck remotely but also enables keyless entry and push-button start, which makes getting on the road much smoother.

Types of Key Fobs Available

I found that there are generally two types of key fobs for the 2021 Silverado: original equipment manufacturer (OEM) key fobs and aftermarket versions. OEM key fobs guarantee compatibility and functionality, while aftermarket ones can be more affordable but may require more effort to program.

Compatibility and Model Year Considerations

It was important for me to ensure the key fob matched my Silverado’s exact model year and trim level. The 2021 Silverado has specific key fob designs and programming requirements, so I double-checked that any fob I considered was compatible to avoid any functionality issues.

Programming the Key Fob

One thing I learned is that a new key fob often needs to be programmed to work with the truck’s security system. Some dealerships offer programming services, but there are also DIY methods available. I recommend knowing in advance whether the key fob comes pre-programmed or if you will need to arrange programming separately.

Battery Life and Maintenance

My key fob’s battery life is something I keep an eye on. Most key fobs use small coin batteries that can last for a couple of years. I found it helpful to know how to replace the battery myself to avoid any inconvenience.

Security Features

Security was a big concern for me. The 2021 Silverado key fob includes features like rolling codes to prevent hacking. When buying a replacement, I made sure the fob maintained these security protocols to keep my truck safe.

Price and Warranty Considerations

Price varied widely depending on whether I chose an OEM or aftermarket key fob. I balanced cost with reliability, and I also checked if there was any warranty or return policy, which gave me peace of mind in case the fob didn’t work as expected.

Where to Buy

I explored several options including dealerships, online retailers, and locksmiths. Each had pros and cons related to price, availability, and service. I recommend researching these options and reading reviews before making a purchase.

Final Tips

In my experience, patience and careful research go a long way when buying a 2021 Silverado key fob. Always verify compatibility, understand programming needs, and consider security features. This approach helped me find a reliable key fob without any hassle.

Author Profile

Ilyes Marques

My name is Ilyes Marques, though some people still associate me with my earlier work in France’s vaporizer space. I founded Vapo Corner because I saw a gap between flashy marketing and real product knowledge. Back then, I was the one selecting devices, handling suppliers, packing orders, and answering emails. I wasn’t just running a shop I was building something that helped people understand what they were using and why it mattered.

In 2025, I took that mindset in a new direction. I started writing. Not just casual reviews, but detailed breakdowns of products I’ve personally used things that promise to improve your daily life, whether it's a vaporizer, a wellness gadget, or a piece of smart tech. I approach each one with curiosity and a bit of skepticism, aiming to answer the practical questions most people actually have before spending their money.

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