Buick Lesabre Key Replacement Guide

Last updated: September 2026 · Verified against OEM part numbers

Quick answer — Buick Lesabre

The Buick Lesabre (1996-1999 and other model years) uses the KOBUT1BT key — 315 MHz (SKU PCK-CV-2123) — verified against the original OEM part number. See every compatible option in the table below.

OEM part number: KOBUT1BT
Frequency: 315 MHz
Years covered: 1996-1999 and other model years
Wholesale: MOQ 5 units per SKU, models mixable in one order

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Compatible keys for Buick Lesabre

Years	Photo	Key
1996-1999	—	KOBUT1BT 315MHz Remote Control for Chevrolet Buick GMC SKU: PCK-CV-2123
2001-2005	—	KOBLEAR1XT 315MHz 3+1 Button Remote Key for Chevrolet / GMC SKU: PCK-CV-2121

Years

Photo

Key

1996-1999

—

KOBUT1BT 315MHz Remote Control for Chevrolet Buick GMC
SKU: PCK-CV-2123

2001-2005

—

KOBLEAR1XT 315MHz 3+1 Button Remote Key for Chevrolet / GMC
SKU: PCK-CV-2121

Before you order

Frequently asked questions

What frequency is the Buick Lesabre key?

The Buick Lesabre key operates on 315 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 Buick Lesabre?

The Buick Lesabre (1996-1999) uses the KOBUT1BT 315MHz Remote Control for Chevrolet Buick GMC (SKU PCK-CV-2123). Check the table above for all compatible options, verified against OEM part numbers.

Do you supply Buick Lesabre 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 Lesabre 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.

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