Description
GMC, Chevrolet, Buick Smart Key Fob
2021–2025Aftermarket 5-button smart key fob for select 2021–2025 GMC, Chevrolet, and Buick vehicles. Compatible with FCC ID HUFGM2718 operating at 434 MHz. Includes CR2450 battery and HU100 emergency key.
Technical Specifications
| Product Type | Proximity Smart Key |
| Condition | Aftermarket |
| FCC ID | HUFGM2718 |
| IC Number | 1754E-GM2718 |
| Frequency | 434 MHz |
| Chip Type | ID 49 (Hitag Pro) |
| Buttons | 5 Button (Lock, Unlock, Remote Start, Liftgate Release, Panic) |
| Part Number | 13537956, 13545337 |
| Battery | CR2450 (Included) |
| Emergency Key | HU100 (Included) |
Vehicle Compatibility
- GMC Yukon / Yukon XL: 2021–2025
- Chevrolet Tahoe: 2021–2024
- Chevrolet Suburban: 2021–2024
- Buick Envision: 2021–2022
Common Questions
How do I know if this is the correct key for my vehicle?
To confirm compatibility, match your original remote’s FCC ID, part number, button count, and frequency with this listing. Your vehicle should also match the compatibility information shown above before purchase.
Can I program this key myself?
In most cases, no. This type of smart key fob typically requires professional programming using locksmith or dealer-level equipment. The included HU100 emergency key blade must be cut by a professional before use.
What is included with this key?
This listing includes the main smart key fob, internal electronics, and battery. The HU100 emergency mechanical key blade is also included inside the fob.
Full Compatibility & Product Details
This smart key fob is engineered for select 2021–2025 GMC, Chevrolet, and Buick full-size SUV and crossover models. It supports seamless proximity keyless entry, push-button start, vehicle locking/unlocking, panic alarm activation, and electronic rear liftgate release commands depending on your vehicle's specific package options.
It is important to verify the FCC ID, part number, frequency, battery size, and emergency key type before purchase to ensure proper fit and function.
This key is commonly used as a replacement for lost or damaged remotes and may also be purchased as a spare for everyday use.