1. Limited availability at GMC EV dealers. Monthly payment is $16.67 for every $1,000 you finance. Average example down payment is 12.4%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 6/30/25. 2. To qualify for the GM Limited Time Special, you must: (1) be a current Costco Gold Star, Business, or Executive level Member by June 2, 2025; (2) register with Costco Auto Program online or through its call center by July 31, 2025, to receive a certificate with your unique promotion code; (3) present your certificate and unique promotion code to any Chevrolet, GMC or Cadillac dealer at time of visit; (4) take delivery between June 3, 2025, and July 31, 2025, of a new 2024, 2025, 2026 GMC Sierra EV, Hummer EV SUV, or Hummer EV Pickup to receive a $1,000 Gold Star/Business Membership Costco member-only incentive or $1,250 Executive level Membership Costco member-only incentive. Incentive will be applied at time of eligible purchase or lease and is compatible with current eligible manufacturer incentives for which you qualify. Incentive is subject to change due to vehicle inventory availability. Visit CostcoAuto.com/GM for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions. 3. To qualify for the GM Rewards Limited Time Special, and receive 10,000 GM Rewards points for Costco Gold Star, Business Membership or 12,000 GM Rewards points for Executive Membership on eligible purchases you must: (1) be a Costco Gold Star, Business, or Executive level Member by June 2, 2025; (2) be an individual consumer 18 years or older residing in the fifty (50) United States or Washington, D.C.; (3) be a GM Rewards Member or enroll in the GM Rewards Program within 30 days of the purchase of a qualifying vehicle at experience.gm.com/createaccount; (4) register with Costco Auto Program online or through its call center by July 31, 2025, to receive a certificate with your unique promotion code; (5) present your certificate and unique promotion code to any GMC dealer at time of visit; (6) take delivery between June 3, 2025, and July 31, 2025, of a new 2024, 2025, 2026 GMC Sierra EV, Hummer EV SUV, or Hummer EV Pickup through the GM Limited Time Special. GM Rewards Members also earn 1 point for every $5 spent on a new GM lease or purchase, based on the vehicle MSRP and excluding taxes and fees. Points will be awarded within 45 days of your qualifying vehicle purchase. GM Limited Time Special Incentive is subject to change due to vehicle inventory availability. Visit CostcoAuto.com/GM for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions.

1. Length of contract limited. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 6/30/25. 2. AVAILABLE ON THE TURBOMAXTM ENGINE. MUST BE A CURRENT OWNER OF A 2011 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2020 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Length of contract limited. Some customers will not qualify. Savings based on Bankrate of 5.64%. Not available with lease and some other offers. Take new retail delivery by 6/30/25.

1. Length of contract limited. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 6/30/25. 2. MUST BE A CURRENT OWNER OF A 2011 MODEL YEAR OR NEWER NON-GM VEHICLE OR A CURRENT LESSEE OF A 2020 MODEL YEAR OR NEWER NON-GM VEHICLE FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 6/30/25.

Lease for $199/month for 24 months **For Current Lessees of a 2020 model year or newer GM or Non-GM passenger car or truck at least 30 days prior to the lease of a new GM vehicle through GM Financial. Customer remains responsible for current lease payments. Each dealer sets own price. $199/month for 24 months. Your payments may vary. Payments are for a 2025 BUICK Envista FWD Preferred with an MSRP of $24,795. Based on due at signing amount of $4,321 (after all offers). 24 monthly payments total $4,776. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Lessee pays for maintenance, repair, excess wear and disposition fee of $495 or less at end of lease. No security deposit required. Payments may be higher in some states. Not available with other offers. Take new retail delivery by 06-30-2025.

Lease for $297/month for 39 months Sign & Drive! **For Current Lessees of 2020 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial : Each dealer sets own price. $297/month for 39 months. Your payments may vary. Payments are for a 2025 BUICK Encore GX FWD Preferred with an MSRP of $27,235. Based on due at signing amount of $0 (after all offers). 39 monthly payments total $11,583. 38 monthly payments total $11,286. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 06-30-2025. Lessee pays for maintenance, repair, excess wear and disposition fee of $495 or less at end of lease. No security deposit required. Payments may be higher in some states. Not available with other offers. OR APR as low as 0.9% for well-qualified buyers PLUS $3,000 Purchase Allowance, that’s 10% below MSRP! Monthly payment is $28.16 for every $1,000 you finance. Example down payment is 18.0%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 06/30/25.

Lease for $359/month for 24 months **For Current Lessees of 2020 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial : Each dealer sets own price. $359/month for 24 months. Your payments may vary. Payments are for a 2025 GMC Sierra 1500 Short Box Crew Cab 4WD Elevation w/TurboMax with an MSRP of $56,895. Based on due at signing amount of $3,879 (after all offers). 24 monthly payments total $8,616. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 06-30-2025. Lessee pays for maintenance, repair, excess wear and disposition fee of $495 or less at end of lease. No security deposit required. Payments may be higher in some states. Not available with other offers. OR 2025 GMC Sierra 1500 w/ Turbomax Engine Get 0% APR OR $11,000 Total Value AVAILABLE ON THE TURBOMAXTM ENGINE. MUST BE A CURRENT OWNER OF A 2011 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2020 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 06/30/25.