Costco Member Exclusive Offer

Enjoy an exclusive Costco member-only offer on the purchase or lease of select new 2020 and 2021 Buick, GMC and Cadillac vehicles.

Am I an eligible Costco member?

To qualify for this offer, you must be a Canadian resident that has been a Costco member prior to September 1, 2020.

Eligible Costco Members receive:

Costco Member Pricing
$500 Costco Shop Card with the completion of a survey after purchase or lease
Plus, compatible incentives for which members qualify

Which vehicles qualify for this promotion?

A purchase or lease any of the following vehicles qualifies for this promotion:

GMC
2020 GMC Acadia, Terrain, Yukon and Yukon XL

Buick
2020 Buick Encore, Encore GX, Envision and Enclave

Cadillac
2020 Cadillac XT4 (excluding Luxury trim), XT5 and XT6, Escalade and Escalade ESV;
2021 Cadillac XT4 (excluding Luxury trim), XT5 and XT6

How Does the Program Work?

Select a qualifying vehicle
Register online to obtain an Authorization Number
Visit Gauthier Cadillac Buick GMC to present your Authorization Number. You will then obtain your Costco Member Pricing and make arrangements to purchase your vehicle.
After taking delivery, fill out a brief survey. Your Costco Cash Card will then be delivered to you.