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The OnStar Limited-Time Special Has Ended

The OnStar promotion ended March 31, 2021, but this isn’t your only opportunity to save through Costco Auto Program. You can receive member-only savings on new or pre-owned vehicles, parts & service and more. You can also sign up to receive notifications when new Costco Auto Program promotions become available.

Sign Up

*Availability varies by region.

**15% discount only applies to work done at participating service centers, not Costco Tire Centers. It cannot be used toward the purchase of air bags, oil changes, tires, state-mandated vehicle inspections or be combined with other promotions or incentives. Not applicable to 1) prior services, parts or work; 2) items covered by a vehicle’s warranty or insurance policy; 3) or at the time of vehicle purchase or lease. Not all Costco Auto Program dealerships currently participate in this benefit. Maximum savings per coupon: $500. Costco member must pay sales tax and tax is charged on the purchase amount prior to discount where required.