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.

Lease: STK 360500 $4999 due at signing, does not include taxes, tag, title, or fees. 10,000 miles per year, & with approved credit. Lease based on a 2025 GMC Terrain Elevation with an MSRP of $38135. Lease includes $1000 Buick GMC Lease Loyalty (Must have a current Buick GMC Lease in the household.). Buy Offer: $500 off discount includes $500 GM Conquest rebate (Must have a qualifying non gm vehicle in the household.) Only valid with approved credit and can’t be combined with any other offers. Offers cannot be combined. Not everyone will qualify. Offers end 6/30/2025. Lease: STK 250527 $5999 due at signing, does not include taxes, tag, title, or fees. 10,000 miles per year, & with approved credit. Lease based on a 2025 GMC Acadia with an MSRP of $49230. Lease includes: $1000 Buick GMC Lease Loyalty (Must have a current Buick GMC Lease in the household.), $1500 Dealer Discount, $1400 Demo Cash. Buy Offer: $1500 off discount includes $1500 dealer discount, $1400 Demo Cash (Vehicle will have 4861 miles.) Offer is only valid with approved credit and can’t be combined with any other offers. Offers cannot be combined. Not everyone will qualify. Offers end 6/30/2025.

Lease: STK 451039 $6999 due at signing, does not include taxes, tag, title, or fees. 10,000 miles per year, & with approved credit. Lease is based on a 2025 GMC Sierra 1500 Double Cab Elevation with an MSRP of $56335. Lease includes $3250 Buick GMC Lease Loyalty (Must have a current Buick GMC Lease in the household.), $1700 Demo Allowance, $1000 GM Lease Cash, $1250 Dealer Discount, $2000 GM CCR. Buy Offer: $9,950 off includes the following discounts: $2750 Consumer Cash, $1250 Dealer Discount, $1250 Bonus Cash, $2500 Buick GMC Purchase loyalty (Must own a 2010 or newer current Buick GMC in your household. Finance Offer: Offer is only valid with approved credit and can’t be combined with any other offers. Offers cannot be combined. Not everyone will qualify. Offers end 6/30/2025. Lease: STK 451209 $6999 due at signing, does not include taxes, tag, title, or fees. 10,000 miles per year, & with approved credit. Lease is based on a 2025 GMC Sierra 1500 Crew Cab Pro with an MSRP of $53010. Lease includes $3280 Buick GMC Lease Loyalty (Must have a current Buick GMC Lease in the household.) $2000 GM CCR, $1500 Dealer Discount. Offer is only valid with approved credit and can’t be combined with any other offers. Buy Offer: $8,750 off includes the following discounts: $2750 Consumer Cash, $3000 Dealer Discount, $3000 Buick GMC Purchase loyalty (Must own a 2010 or newer current Buick GMC in your household. Finance Offer: Offer is only valid with approved credit and can’t be combined with any other offers. Offers cannot be combined. Not everyone will qualify. Offers end 6/30/2025.

Lease: STK V45003 $6599 due at signing, does not include taxes, tag, title, or fees. 10,000 miles per year, & with approved credit. Lease based on a 2025 GMC Sierra EV Denali Max Range with an MSRP of $101285. The lease includes a $6000 Dealer Discount, $5500 Retired Loaner Cash, and $2750 CCR Cash. Buy Offer: $14500 off includes the following discounts: $3000 Consumer Cash, $6000, $5500 Retired Loaner Cash (Vehicle will have 2280 miles on the unit.) Dealer Discount, $250 GM Conquest Rebate (Must have a Qualifying Non-GM Vehicle in the household. Finance Offer: Offer is only valid with approved credit and can’t be combined with any other offers. Offers cannot be combined. Not everyone will qualify. Offers end 6/30/2025. Lease: STK 850002 $6999 due at signing, does not include taxes, tag, title, or fees. 10,000 miles per year, & with approved credit. Lease based on a 2025 GMC Hummer 2X SUV with an MSRP of $101785. The lease includes a $6000 Dealer Discount. Buy Offer: $9000 off includes the following discounts: $3000 Consumer Cash, $6000 Dealer Discount. Finance Offer: Offer is only valid with approved credit and can’t be combined with any other offers. Offers cannot be combined. Not everyone will qualify. Offers end 6/30/2025.