Guide · Buick

Buick Envision Key Replacement Guide

Last updated: August 2026 · Verified OEM part numbers

Quick answer: The Buick Envision (2021-2022) uses the YG0G21TB2 433MHz 49 Chip 4+Panic Button (Pickup) Smart Key for Buick Envision (SKU PCK-BK-2005-O) — verified against OEM part numbers. See the full compatibility table below.

Which Buick Envision key fits your vehicle?

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Compatible keys for Buick Envision

Years	Key
2021-2022	YG0G21TB2 433MHz 49 Chip 4+Panic Button (Pickup) Smart Key for Buick Envision SKU: PCK-BK-2005-O
2017-2020	HYQ4AS 13584500 315MHz 46 Chip 4+1 Button (Rear Hatch) Smart Key for Buick Envision SKU: PCK-BK-2019
2021-2022	YG0G21TB2 433MHz 49 Chip 2+Panic Button Smart Key for Buick Envision SKU: 别克 21+智能卡 2+1键 433 带坑
2021-2022	YG0G21TB2 433MHz 49 Chip 3+Panic Button (Rear Hatch) Smart Key for Buick Envision SKU: 2021+ 别克 4键低尾 433 带坑
2021-2022	YG0G21TB2 433MHz 49 Chip 3+1 Button (SUV) Smart Key for Buick Envision SKU: 2021+ 别克 4键SUV 高尾 433 智能带坑
2021-2022	YG0G21TB2 433MHz 49 Chip 4+Panic Button (Rear Hatch) Smart Key for Buick Envision SKU: 别克 21+智能卡 5键高尾 433 带坑
2021-2022	HUFGM2718 433MHz 49 Chip 5+1 Button (SUV) Smart Key for Buick Envision SKU: PCK-BK-2006-O

Before you order

Match the year range — Buick changed key systems across model years. Check your registration year.
Check your current key — the OEM number printed on your key matches the table above.
Programming — smart keys need a compatible programmer (Xhorse, VVDI, Autel). We can advise which one works for each key.

Frequently asked questions

Which key fits my Buick Envision?

The Buick Envision (2021-2022) uses the YG0G21TB2 433MHz 49 Chip 4+Panic Button (Pickup) Smart Key for Buick Envision (SKU PCK-BK-2005-O). Check the table above for all compatible options, verified against OEM part numbers.

Do you supply Buick Envision keys wholesale?

Yes. We supply locksmiths and key distributors at wholesale prices with MOQ from 5 units. Message us on WhatsApp for today's price list.

Can a Buick Envision key be programmed without the dealer?

In most cases yes, using tools like Xhorse, VVDI or Autel. We can advise the right programmer for each key SKU.

Ready to order a Buick Envision key?