Prices starting at: $72,600

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Learn More About Buying a 2026 GMC Yukon XL in O'Fallon

Visit O'Fallon Buick GMC for a great deal on a new 2026 GMC Yukon XL. Our sales team is ready to show you all of the features that you will find in the GMC Yukon XL and take you for a test drive in the O'Fallon Area. At our GMC dealership you will find competitive prices, a stocked inventory of 2026 GMC Yukon XL cars and a helpful sales team. Stop by our car dealership today and take a 2026 GMC for a spin.

2026 GMC Yukon XL SUV

2026 GMC Yukon XL Denali

  • MSRP$101,735
  • Discount$3,052
  • Price$98,683
  • Doc Fee$599
  • Final Price$99,282
  • Conditional Offers$1,000
Engine: 6.2L V8 engine, Transmission: Automatic, Exterior Color: Sterling Metallic, Interior Color: Jet Black, Perforated leather seating surfaces
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Denali

  • MSRP$93,100
  • Discount$2,793
  • Price$90,307
  • Doc Fee$599
  • Final Price$90,906
  • Conditional Offers$1,000
Engine: 6.2L V8 engine, Transmission: Automatic, Exterior Color: Downpour Metallic, Interior Color: Jet Black, Perforated leather seating surfaces
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL AT4

  • MSRP$85,550
  • Discount$2,566
  • Price$82,984
  • Doc Fee$599
  • Final Price$83,583
  • Conditional Offers$1,000
Engine: 5.3L V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Forest Storm with Mahogany Accents, Perforated lea
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Elevation

  • MSRP$80,800
  • Discount$2,424
  • Price$78,376
  • Doc Fee$599
  • Final Price$78,975
  • Conditional Offers$1,000
Engine: 5.3L V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, CoreTec/Perforated leather-appointed se
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Elevation

  • MSRP$86,365
  • Discount$2,591
  • Price$83,774
  • Doc Fee$599
  • Final Price$84,373
  • Conditional Offers$1,000
Engine: 5.3L V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, CoreTec/Perforated leather-appointed se
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Elevation

  • MSRP$80,800
  • Discount$2,424
  • Price$78,376
  • Doc Fee$599
  • Final Price$78,975
  • Conditional Offers$1,000
Engine: 5.3L V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, CoreTec/Perforated leather-appointed se
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Elevation

  • MSRP$80,800
  • Discount$2,424
  • Price$78,376
  • Doc Fee$599
  • Final Price$78,975
  • Conditional Offers$1,000
Engine: 5.3L V8 engine, Transmission: Automatic, Exterior Color: Sterling Metallic, Interior Color: Jet Black, CoreTec/Perforated leather-appointed se
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Denali Ultimate

  • MSRP$110,355
  • Doc Fee$599
  • Final Price$110,954
  • Conditional Offers$1,000
Engine: 6.2L V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Woodland Mahogany, Full grain leather seats
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Denali Ultimate

  • MSRP$110,955
  • Doc Fee$599
  • Final Price$111,554
  • Conditional Offers$1,000
Engine: 6.2L V8 engine, Transmission: Automatic, Exterior Color: Glacier White Tricoat, Interior Color: Woodland Mahogany, Full grain leather seats
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2026 GMC Yukon XL SUV

2026 GMC Yukon XL Denali Ultimate

  • MSRP$110,955
  • Doc Fee$599
  • Final Price$111,554
  • Conditional Offers$1,000
Engine: 6.2L V8 engine, Transmission: Automatic, Exterior Color: Glacier White Tricoat, Interior Color: Woodland Mahogany, Full grain leather seats
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2024 GMC Yukon XL SUV

2024 GMC Yukon XL AT4

  • Price$60,600
  • Doc Fee$599
  • Final Price$61,199
Engine: 5.3L V8 engine, Transmission: Automatic, Mileage: 64,352 miles, Exterior Color: Onyx Black, Interior Color: Jet Black, Perforated leather seating surfaces
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2018 GMC Yukon XL SUV

2018 GMC Yukon XL Denali

  • Price$31,900
  • Doc Fee$599
  • Final Price$32,499
Engine: 6.2L Engine: , V-8, SIDI, Active Fuel Mgt, Transmission: Automatic, Mileage: 80,694 miles, Exterior Color: Dark Sapphire Blue Metallic, Interior Color: (Interior color has lighter/darker two-tone effect
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GMC (1)

Yukon XL SUV (3)

2026

Manufacturer Offer

SCR GMC Lease

  • Applies to this new 2026 GMC Yukon XL.

Ultra Low-Mileage Lease for Well-Qualified Lessees. $959/month for 36 months. $9,939 due at signing (after all offers). Tax, title, license, and dealer fees extra. $0 security deposit. Mileage charge of $0.25 /mile over 30,000 miles at participating dealers.

Disclaimer(s)
  • Example based on survey. Each dealer sets own price. $959/month for 36 months. Your payments may vary. For eligible new and unused models leased through GM Financial. Payments are for a 2026 GMC Yukon XL 4WD Elevation with an MSRP of $78,395. Based on due at signing amount of $9,939 (after all offers). 36 monthly payments total $34,524. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 08-03-2026. 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. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

GM Military Offer

  1. $500 Offer
  • Applies to this new 2026 GMC Yukon XL

Disclaimer(s)
  • Eligible military personnel includes Active Duty members, Reservists, National Guard members, Veterans and Retirees of the U.S. Army, Navy, Air Force, Marine Corps and Coast Guard. Eligible participants are able to sponsor their spouse. At participating dealers only. Visit gmmilitaryappreciation.com for program eligibility details and for a list of eligible vehicles. Not available with some other offers. Must provide authorization number to participating dealer prior to or at time of vehicle delivery to receive offer. Must take new retail delivery by 01/04/2027. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

GM First Responder Offer

  1. $500 Offer
  • Applies to this new 2026 GMC Yukon XL

Disclaimer(s)
  • Must be a current Firefighter, Police, EMT/Paramedic, or 911 Dispatcher. First Responders employed by federal, state or municipal governments may be subject to restrictions that limit their ability to accept this offer. Accordingly, this offer is void unless permitted by applicable federal, state and municipal laws, regulations, rules, ordinances, policies, codes of conduct, and other directives or standards regarding ethics and gift acceptance by the applicable federal, state or municipal employees. By accepting this offer, you verify that doing so complies with all laws, regulations, policies or other restrictions regarding ethics or gift acceptance that apply to you. Eligible participants are able to sponsor their spouse. At participating dealers only. Visit gmfirstresponderappreciation.com for program eligibility details and for a list of eligible vehicles. Not available with some other offers. Must provide authorization number to participating dealer prior to or at time of vehicle delivery to receive offer. Must take new retail delivery by 01/04/2027. (See Trims)
  • See State Disclaimer *

Interested in a different GMC? Click a link below and find the GMC that fits your lifestyle.

 

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GMC Yukon XL
Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

1Dealer Discount applied to everyone