Chevrolet Trailblazer Key Replacement Guide

Last updated: August 2026 · Verified OEM part numbers

Quick answer: The Chevrolet Trailblazer (2002-2009) uses the MYT3X6898B 315MHz 2+1 Button Remote Key for Chevrolet GMC (SKU PCK-CV-2115) — verified against OEM part numbers. See the full compatibility table below.

Compatible keys for Chevrolet Trailblazer

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

Which key fits my Chevrolet Trailblazer?

The Chevrolet Trailblazer (2002-2009) uses the MYT3X6898B 315MHz 2+1 Button Remote Key for Chevrolet GMC (SKU PCK-CV-2115). Check the table above for all compatible options, verified against OEM part numbers.

Do you supply Chevrolet Trailblazer 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 Trailblazer 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.

Related: All Chevrolet keys · All guides · Key Finder

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