New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
Stock #SI14532
Vehicle Notes
Experience the ultimate in power and luxury with this new 2026 GMC Sierra 2500 HD Denali Ultimate Crew Cab 4WD in stunning gray. With only 5 miles on …
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Experience the ultimate in power and luxury with this new 2026 GMC Sierra 2500 HD Denali Ultimate Crew Cab 4WD in stunning gray. With only 5 miles on the odometer, this truck is ready for anything—from heavy-duty towing to daily commutes. Under the hood, you’ll find a commanding Duramax 6.6L Turbo-Diesel V8 engine producing 470hp and 975 lb-ft of torque, paired with a smooth Allison 10-speed automatic transmission and advanced 4X4 system. Enjoy the Denali Ultimate’s exclusive features: heated and ventilated leather seats with massage function, a 15" multicolor head-up display, Bose Premium 12-speaker audio, HD Surround Vision camera system, and a power sunroof. Safety is paramount with Sierra HD Pro Safety, Forward Collision Alert, Lane Departure Warning, and Automatic Emergency Braking. Tow confidently with the Max Trailering Package, ProGrade Trailering System, and Trailer Side Blind Zone Alert. The exterior boasts 20" ultra-bright machined aluminum wheels, chrome accents, power side steps, spray-on bedliner, and MultiPro Tailgate. Stay connected with the 13.4" touchscreen, Google Built-In, wireless charging, and Wi-Fi hotspot capability. This Sierra 2500 Denali Ultimate is the pinnacle of capability, comfort, and innovation—ready for your next adventure. *Net Price includes a Factory Rebate available to all, if applicable, on this vehicle and is valid on a cash or financed purchase only by an individual for their personal use. The net price does not apply to a lease. Some Factory Rebates are California Resident specific and may vary for residents of other states. No sales to Dealers, Brokers or Exporters. For out of state purchase, customers must be present to purchase. If shipping is required, dealership must facilitate; no exceptions. Please contact us for special Multi-Vehicle or Fleet pricing. Price includes $85 Doc Fee, $37 electronic registration fee, and any emission testing charge. Price does not include government fees and taxes, any finance charges, and $1.75 per new tire state tire fee. All vehicles are subject to prior sale. While every reasonable effort is made to ensure the accuracy of this information, we are not responsible for any errors or omissions contained on these pages. Leasing & financing available on approved credit. Trade-ins accepted. Offers, incentives, discounts, or financing are subject to expiration and other restrictions. See dealer for qualifications and complete details. Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness. Serving Tustin, Santa Ana, Orange, Irvine, Villa Park, Anaheim Hills, Costa Mesa, Walnut, Huntington Beach, Garden Grove, Aliso Viejo, Laguna, Anaheim, Orange County, Lake Forest, Laguna Nigel, Laguna Hills, and Newport Beach.Price includes: $1500 - Buick & GMC Consumer Cash Program 26-40ACB-013 (Exp. 09/30/2026), $122 - Doc Fee
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Chassis Details
Vehicle Trim
Crew Cab, Standard Bed, Denali Ultimate, 4WD
Interior Color
Alpine Umber
Exterior Color Description
Sterling Metallic
Engine
Duramax 6.6L Biodiesel Turbo V8 470hp 975ft. lbs.
Transmission Type
Automatic
Vehicle Options
- Alternator Type: Alternator
- Block heater: Engine block heater
- Engine cooler: Engine oil cooler
- Radiator
- View All
Pricing Details
Price includes all dealer fees. Excludes taxes, title, registration, and license fees.
Vehicle available NOW in Tustin, CA.
Contact Tustin Buick GMC for more info.
*Net Price includes a Factory Rebate available to all, if applicable, on this vehicle and is valid on a cash or financed purchase only by an individual for their personal use. The net price does not apply to a lease. Some Factory Rebates are California Resident specific and may vary for residents of other states. We Only Provide 4 Gallons of Gas at Purchase. No sales to Dealers, Brokers or Exporters. For out of state purchase, customers must be present to purchase. If shipping is required, dealership must facilitate; no exceptions. Please contact us for special Multi-Vehicle or Fleet pricing. Price includes $85 Doc Fee, $37 electronic registration fee, and any emission testing charge. Price does not include government fees and taxes, any finance charges, and $1.75 per new tire state tire fee. All vehicles are subject to prior sale. While every reasonable effort is made to ensure the accuracy of this information, we are not responsible for any errors or omissions contained on these pages. Leasing & financing available on approved credit. Trade-ins accepted. Offers, incentives, discounts, or financing are subject to expiration and other restrictions. See dealer for qualifications and complete details. Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness. *EPA-estimate metric: these are contingent on ideal conditions within a lab. Real-world situations such as carrying passengers or cargo, using climate control, driving style, and ambient temperatures can affect actual metrics.