Chevrolet Blazer Key Replacement Guide
Last updated: September 2026 · Verified against OEM part numbers
Quick answer — Chevrolet Blazer
The Chevrolet Blazer (2019-2020) uses the HYQ4EA smart key — 433 MHz (SKU PCK-CV-2016-P) — verified against the original OEM part number. See every compatible option in the table below.
- OEM part number: HYQ4EA
- Frequency: 433 MHz
- Key type: Smart Key
- Years covered: 2019-2020
- Wholesale: MOQ 5 units per SKU, models mixable in one order
Which Chevrolet Blazer key fits your vehicle?
💬 Ask on WhatsAppCompatible keys for Chevrolet Blazer
| Years | Photo | Key |
|---|---|---|
| 2019-2020 | | No Badge HYQ4EA 13519177 13529639 433MHz 46 Chip Smart Key for Chevrolet Blazer Traverse SKU: PCK-CV-2016-P |
| 2019-2020 | | No Badge HYQ4EA 13519188 13584514 433MHz 46 Chip 4+Panic Button (SUV) Smart Key for Chevrolet Blazer Traverse SKU: PCK-CV-2028-P |
| 2019-2020 | | HYQ4EA 13519188 13584514 433MHz 46 Chip 4+Panic Button (SUV) Smart Key for Chevrolet Blazer Traverse SKU: PCK-CV-2028-O |
| 2019-2020 | | HYQ4EA 13519177 13529639 433MHz 46 Chip Smart Key for Chevrolet Blazer Traverse SKU: PCK-CV-2016-O |
Before you order
- Match the year range — Chevrolet 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
What frequency is the Chevrolet Blazer key?
The Chevrolet Blazer key operates on 433 MHz. Frequency is fixed in the key hardware and cannot be reprogrammed — a key bought on the wrong frequency will not lock, unlock or start the car.
Which key fits my Chevrolet Blazer?
The Chevrolet Blazer (2019-2020) uses the No Badge HYQ4EA 13519177 13529639 433MHz 46 Chip Smart Key for Chevrolet Blazer Traverse (SKU PCK-CV-2016-P). Check the table above for all compatible options, verified against OEM part numbers.
Do you supply Chevrolet Blazer 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 Chevrolet Blazer 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 Chevrolet Blazer key?
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