MechanMagic Key Fob Replacement Fits for Chevrolet Equinox 2018-2024 Bolt
Quick take
This is a non-OEM, 315 MHz key fob replacement made for select Chevrolet vehicles using FCC ID HYQ4AA. It includes the battery and electronics, and several buyers report successful self-programming after a few tries. The main caveat is compatibility depends on your exact fob setup, and at least some vehicles may not program smoothly.
Pros and cons
Pros
- Built for FCC ID HYQ4AA, 315 MHz remote fob applications.
- Includes batteries and electronics, so you are not starting from a bare key fob.
- DIY self-programming is possible for supported vehicles (some buyers report working out of the box or after minor retries).
- Programming approach may reduce cost versus dealer replacement for some owners.
Cons
- Programming can fail on some compatible-looking setups, based on limited buyer feedback.
- Uncut key blade still needs cutting by a locksmith or dealership.
- Build is described as acceptable but not as refined as OEM, especially around internal keypad and shell fit.
- It supports push-start vehicles, not keyed ignition without push start.
What buyers think
Buyer-review evidence is mixed but useful for decision-making. Several reviews describe the fob as working as expected after successful self-programming, sometimes requiring multiple attempts, and one review explicitly attributes initial issues to user error. Other feedback reports a complete programming failure for a specific vehicle attempt, suggesting that compatibility and programming steps matter. On build quality, reviews generally characterize the plastics and internals as adequate for the job, though not identical to OEM feel, particularly in how internal parts sit within the shell.
What this key fob replacement is for
This remote is intended to replace a Chevrolet key fob for vehicles that use the matching remote frequency and FCC ID. It targets push-start models and is compatible with a set of Chevrolet nameplates that include:
- Chevrolet Volt (2016-2019)
- Chevrolet Bolt (2017-2022)
- Chevrolet Equinox (2018-2024)
- Chevrolet Trax (2017-2020)
- Chevrolet Sonic (2018-2020)
It also lists compatibility for part numbers 13585722, 13529664, and 13508767, and it operates on a 315 MHz remote signal with FCC ID HYQ4AA.
Specifications that affect compatibility
- FCC ID: HYQ4AA
- Frequency: 315 MHz
- Battery: CR2032 coin cell (battery included)
- Buttons: 4
- Key type note: supports push start vehicles, not regular keyed ignition setups
- Blade: the key blade is uncut and needs professional cutting
If your current fob has a different FCC ID or frequency, this replacement may not work. For best results, cross-check your existing fob details (FCC ID and part number) before ordering.
Programming and setup, what to expect
Many buyers only need self-programming, and some report getting it functioning after one-key programming or after a couple attempts. However, programming is not universally smooth. One review reports that programming attempts for a Volt did not work at all, which means you should be prepared for the possibility that your specific vehicle requires a different procedure, a different programming state, or dealer-level help.
Also keep in mind that blade cutting is separate. You can handle programming (when supported), but you will still need the key physically cut by a locksmith or dealership if your blade is uncut.
Pros and cons for the right buyer
Buy this if you need a budget key fob replacement for a supported Chevrolet
- You have a push-start Chevrolet within the listed model years.
- Your current fob uses FCC ID HYQ4AA and matches the 315 MHz remote spec.
- You are comfortable following self-programming instructions and can retry if the first attempt fails.
Skip it (or plan for extra help) if you want guaranteed DIY success
- Your vehicle’s fob details do not clearly match the HYQ4AA, 315 MHz requirement.
- You need an ignition key that is not push start.
- You prefer to avoid any chance of programming failure and would rather rely on dealer programming from the start.
Build quality and day-to-day usability
Reviews suggest the fob’s exterior and overall functionality are solid enough for typical use. That said, at least one detailed review highlights internal differences versus OEM, including how the rubber keypad and shell assembly behave when opened, and how the transmitter contacts and battery setup are retained. In practical terms, that means the fob may feel “OEM-like” in use, but it may not match OEM durability or refinement if you repeatedly open the case or change batteries often.
Price and availability
This is positioned as an aftermarket alternative to dealer or OEM replacement. If you are trying to avoid high replacement costs and you can confirm compatibility, it can be a straightforward way to regain remote and keyless control.
Bottom line verdict
The MechanMagic HYQ4AA 315 MHz key fob replacement is a good fit for Chevrolet owners who can verify their current fob matches the listed FCC ID and who are comfortable attempting self-programming. The upside is that several buyers report successful programming and smooth operation, especially when they follow the process carefully. The main risk is programming compatibility, so if your fob details are uncertain or you cannot tolerate programming failures, you may want to budget for dealer assistance.
FAQ
View latest price on Amazon: Buy on Amazon
Is this key fob replacement compatible with my Chevrolet?
It is designed for select push-start Chevrolet models including Volt (2016-2019), Bolt (2017-2022), Equinox (2018-2024), Trax (2017-2020), and Sonic (2018-2020). Compatibility depends on your exact remote spec, including FCC ID HYQ4AA and 315 MHz, and it lists part numbers 13585722, 13529664, and 13508767.
Does it work with keyed ignition vehicles?
This replacement is intended for push start vehicles and does not support regular keyed ignition setups.
Does it include the battery?
Yes, it includes the battery and electronics, using a CR2032 coin cell battery type.
Do I need to cut the key blade?
Yes. The blade is uncut, and it needs to be cut by a locksmith or dealership.
Can I program it myself?
Self-programming instructions are provided. Some buyers report success after one-key programming or after a couple of tries, but programming can fail for certain vehicles, so be prepared to troubleshoot or seek dealer help if needed.
Is the build quality comparable to OEM?
Reviews describe the fob as functional and acceptable, but at least one detailed comment notes internal construction differences versus OEM, particularly when opening the shell and accessing internal parts. If you frequently open the case, that difference may matter.
Specifications
| Product Title | MechanMagic Key Fob Replacement Fits for Chevrolet Equinox 2018-2024 Bolt 2017-2022 Trax 2017-2020 Sonic 2018-2020 Volt 2016-2019 Keyless Entry Remote Control HYQ4AA HYQ4AS 13585722 315 MHz |
|---|---|
| Category | Automotive > Interior Accessories > Anti-Theft > Accessories |
| Brand | MechanMagic |
| Manufacturer | Mechanmagic |
| Model Number | HYQ4AA |
| Color | Black |
| Additional Features | Lightweight |
| Maximum Number of Supported Devices | 1 |
| Compatible Devices | fits for2016-2019 Chevrolet Volt 2017-2021 Chevrolet Bolt 2018-2021 Chevrolet Equinox 2017-2021 Chevrolet Trax 2018-2020 Chevrolet Sonic |
| Connectivity Technology | Radio Frequency |
| Button Quantity | 4 |
| Controller Type | Button Control |
| Maximum Range | 6 Feet |
| Number of Batteries | 1 C batteries required. (included) |
| Battery Type | CR2032 Lithium Coin Cell |
| UPC | 664792460970 |
| Mfr Part Number | AU2017ChevroletTrax4B |
| Special Feature | Lightweight |
| Max Number of Supported Devices | 1 |
Recommended next
Samfolk Faraday Box with Faraday Bags for Car Keys, Car review
The Samfolk Faraday Box with Faraday Bags is a compact, wood-and-PU-leather styled signal-blocking case for keyless car fobs and other small valuables. Shoppers report it prevents cars from sensing fobs when stored inside, and it can also work with a matching Faraday pouch for on-the-go protection, with the main tradeoff being interior surface sensitivity and a tight, “stubborn” opening feel.
briidea Faraday Box Key Fob Protector, RFID Signal Blocking Box, Faraday Box Signal Blocking Shielding Box for Car Key (Capacity(5-8Keys))
The briidea Faraday box is a simple, at-home storage solution for key fobs, built to block wireless signals from reaching your car when the fob is not in use. It is designed for multiple keys in one compact case, with a PU leather exterior and an RF-shielded interior, and it appears to fit at least five fobs for many buyers. The main tradeoff is that the lid may not stay open on its own, which matters if you prefer one-handed loading.
Faraday Box & 2 Pack Faraday Bag for Key Fob
A compact Faraday shielding kit designed to help block key fob signals when you lock up at home or keep keys secure on the go. Includes 1 metal-lock Faraday box for multiple keys and 2 Faraday pouches for separate, grab-and-go storage.
TICONN 2PK Faraday Bags for Car Keys Fob, 3.5''X5.0'' Faraday review
TICONN’s 2-pack Faraday bags are designed to block key fob related RFID, NFC, and other wireless signals using dual-layer shielding, with a carbon-fiber-textured pouch and a two-compartment layout. Reviews are generally positive for short-term peace of mind, but some buyers report signal blocking can weaken over time and recommend periodically testing.