Costco Canada is offering new vehicle deals through its Auto Program in 2026, with GM Canada member bonuses of $1,200 for Executive Members and $1,000 for others. The latest confirmed offers ended August 31, so here is how the deals work, how often they return, and how to check current savings.
Costco doesn’t sell cars. The Auto Program connects members with approved dealers and arranges member-only savings. The fine print on GM Canada’s offers is blunt about it: Costco and its affiliates do not sell automobiles nor negotiate individual transactions. You still buy, finance, or lease through a participating dealership. chevrolet
Most 2026 deals follow the same pattern. Costco Executive Members get a $1,200 bonus, while Non-Executive Members can receive $1,000. To claim it, members must first register through the Costco Auto Program to obtain a unique authorization number. Registration is done at CostcoAuto.ca or by phone, and you then bring the certificate to the dealer. Per GM Canada’s program notes, members must contact Costco Auto Program at 1-877-500-1470 or visit CostcoAuto.ca to register. costco members get chevy traverse colorado blazer and corvette rebate through august 2026 in canada +2
GM Canada has run a steady series of limited-time Costco promotions this year. Here are the ones I could confirm:
May 1 to June 30, 2026: Electric vehicles. GMC Hummer EV and Sierra EV were eligible, with a $1,200 bonus for Executive Members and $1,000 for non-Executive members, and the offer also extended to Cadillac’s Lyriq, Optiq, Vistiq, and Escalade IQ and to several electric Chevrolet models. gmauthority
July 1 to August 31, 2026: Chevrolet, Buick, and GMC.
The most recent confirmed promotions I found ended on August 31, 2026. I couldn’t find a confirmed fall offer for Canada, so check CostcoAuto.ca before you plan around any of the vehicles above.
The eligibility rules are consistent across programs:
If you’re shopping soon, check your membership date against the cutoff for the next offer. Memberships bought recently may not qualify for a promotion with an earlier cutoff.
A few terms matter more than the headline number:
Often, yes. For the GMC Canyon and Acadia offer, the promotion is available in combination with other eligible manufacturer incentives, letting buyers stack additional savings. Similar stacking applied to an earlier Buick offer. Always confirm in writing at the dealership which incentives apply to your specific vehicle and whether combining them with special financing changes anything. gmauthority
Not necessarily. A consumer-finance guide on the Costco Auto Program notes that Costco does not guarantee the lowest price, and that savvy negotiators may get a better deal without going through the program. The same guide says the program’s preset pricing is meant to save members from negotiating, and that choices are limited to dealerships that are part of the program. (That guide is written for the U.S. program, but the general trade-offs apply.) Jul 25, 2026 +2
Costco’s own program page also says dealers pay a participation fee, and that not all dealerships participate in every benefit. The practical advice: compare the Costco price against a negotiated quote from a dealer, then see which total is lower once the bonus is included. costcocostco
GM’s Costco offers tend to arrive in blocks that run for about two months. Eligible vehicles change from offer to offer, so a model on sale in summer may not be on sale in the fall. If you’re flexible, watch for the next window. If you need a car now, it may still be worth buying without a Costco bonus if a dealer offers a better overall price or financing.
Costco Canada’s Auto Program is a real source of savings, with $1,000 to $1,200 bonuses on select GM vehicles in 2026. But the offers are time-limited, eligibility depends on when you joined, and the Costco route isn’t always the cheapest. Check CostcoAuto.ca for the next offer, compare quotes, and make sure every number is in writing before you sign.
This article is general information, not financial advice. Offers, eligibility, and participating dealers change; confirm all details at CostcoAuto.ca and with your dealer.