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Learn More About Buying a 2025 GMC Sierra 2500 HD in Boulder
Visit Mike Maroone GMC for a great deal on a new 2025 GMC Sierra 2500 HD. Our sales team is ready to show you all of the features that you will find in the GMC Sierra 2500 HD and take you for a test drive in the Boulder Area. At our GMC dealership you will find competitive prices, a stocked inventory of 2025 GMC Sierra 2500 HD cars and a helpful sales team. Stop by our car dealership today and take a 2025 GMC for a spin.
2025 GMC Sierra 2500 HD Pro
- MSRP$53,645
- Dealer Discount1 $1,196
- Today's Price$52,449
- Dealer Handling Fee$795
- Mike Maroone Price$53,244
- Offers$1,000
- Maroone Price$52,244
- Conditional Offers$1,000
Engine: 6.6L V8 Gas engine, Transmission: Automatic, Exterior Color: Summit White, Interior Color: Jet Black, Cloth seat trim
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2025 GMC Sierra 2500 HD Pro
- MSRP$57,100
- Dealer Discount1 $1,378
- Today's Price$55,722
- Dealer Handling Fee$795
- Mike Maroone Price$56,517
- Offers$1,000
- Maroone Price$55,517
- Conditional Offers$1,000
Engine: 6.6L V8 Gas engine, Transmission: Automatic, Exterior Color: Summit White, Interior Color: Jet Black, Cloth seat trim
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2026 GMC Sierra 2500 HD Pro
- MSRP$57,325
- Dealer Handling Fee$795
- Mike Maroone Price$58,120
- Offers$500
- Maroone Price$57,620
- Conditional Offers$1,000
Engine: 6.6L V8 Gas engine, Transmission: Automatic, Exterior Color: Summit White, Interior Color: Jet Black, Cloth seat trim
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2025 GMC Sierra 2500 HD SLT
- MSRP$82,155
- Dealer Discount1 $3,363
- Today's Price$78,792
- Dealer Handling Fee$795
- Mike Maroone Price$79,587
- Offers$1,000
- Maroone Price$78,587
- Conditional Offers$1,000
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, Perforated Leather-appointed front outb
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2025 GMC Sierra 2500 HD SLT
- MSRP$82,305
- Dealer Discount1 $3,374
- Today's Price$78,931
- Dealer Handling Fee$795
- Mike Maroone Price$79,726
- Offers$1,000
- Maroone Price$78,726
- Conditional Offers$1,000
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Exterior Color: Volcanic Red Tintcoat, Interior Color: Jet Black, Perforated Leather-appointed front outb
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2025 GMC Sierra 2500 HD AT4
- MSRP$86,720
- Dealer Discount1 $3,530
- Today's Price$83,190
- Dealer Handling Fee$795
- Mike Maroone Price$83,985
- Offers$1,000
- Maroone Price$82,985
- Conditional Offers$1,000
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black with Kalahari accents, Perforated Front
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2025 GMC Sierra 2500 HD Denali
- MSRP$89,575
- Dealer Discount1 $3,662
- Today's Price$85,913
- Dealer Handling Fee$795
- Mike Maroone Price$86,708
- Offers$2,000
- Maroone Price$84,708
- Conditional Offers$1,000
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, Forge Perforated Leather seat trim
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2025 GMC Sierra 2500 HD Denali
- MSRP$89,575
- Dealer Discount1 $3,662
- Today's Price$85,913
- Dealer Handling Fee$795
- Mike Maroone Price$86,708
- Offers$2,000
- Maroone Price$84,708
- Conditional Offers$1,000
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Exterior Color: Sterling Metallic, Interior Color: Jet Black, Forge Perforated Leather seat trim
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2026 GMC Sierra 2500 HD AT4
- MSRP$88,745
- Dealer Handling Fee$795
- Mike Maroone Price$89,540
- Offers$500
- Maroone Price$89,040
- Conditional Offers$1,000
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Exterior Color: Summit White, Interior Color: Jet Black with Kalahari accents, Perforated Front
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2026 GMC Sierra 2500 HD AT4
- MSRP$89,240
- Dealer Handling Fee$795
- Mike Maroone Price$90,035
- Offers$500
- Maroone Price$89,535
- Conditional Offers$1,000
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Exterior Color: Sterling Metallic, Interior Color: Jet Black with Kalahari accents, Perforated Front
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2022 GMC Sierra 2500 HD Denali
- Maroone Price $60,193
Engine: 6.6L V-8 cyl, Transmission: Automatic, Mileage: 58,489 miles, Exterior Color: Summit White, Interior Color: Jet Black, Forge perforated leather seat trim
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2015 GMC Sierra 2500 HD H3C
- Maroone Price $20,826
Engine: 6.0L Engine: , V-8, SFI, FlexFuel w/ E63 only, Transmission: Automatic, Mileage: 206,371 miles, Exterior Color: Light Steel Gray Metallic, Interior Color: Leather, Jet Black / Dark Ash, Heat and Cooled, In
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2022 GMC Sierra 2500 HD Denali
- Maroone Price $48,998
Engine: 6.6L V-8 cyl, Transmission: Automatic, Mileage: 160,218 miles, Exterior Color: Summit White, Interior Color: Jet Black, Forge perforated leather seat trim
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2020 GMC Sierra 2500 HD Denali
- Maroone Price $49,679
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Mileage: 93,863 miles, Exterior Color: Onyx Black, Interior Color: Jet Black, Forge perforated leather-appointed seat
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2022 GMC Sierra 2500 HD SLT
- Maroone Price $54,998
Engine: 6.6L V-8 cyl, Transmission: Automatic, Mileage: 23,231 miles, Exterior Color: Quicksilver, Interior Color: Jet Black, Perforated Leather-appointed front outb
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2022 GMC Sierra 2500 HD Denali
- Maroone Price $60,193
Engine: 6.6L Duramax Turbo-Diesel V8 engine, Transmission: Automatic, Mileage: 58,489 miles, Exterior Color: Summit White, Interior Color: Jet Black, Forge perforated leather seat trim
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2022 GMC Sierra 2500 HD AT4
- Maroone Price $65,098
Engine: 6.6L V-8 cyl, Transmission: Automatic, Mileage: 65,346 miles, Exterior Color: Onyx Black, Interior Color: Jet Black
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2024 GMC Sierra 2500 HD AT4
- Maroone Price $71,698
Engine: 6.6L V-8 cyl, Transmission: Automatic, Mileage: 44,529 miles, Exterior Color: Summit White, Interior Color: Jet Black
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2024 GMC Sierra 2500 HD AT4X
- Maroone Price $83,698
Engine: 6.6L V-8 cyl, Transmission: Automatic, Mileage: 6,152 miles, Exterior Color: Volcanic Red Tintcoat, Interior Color: Obsidian Rush
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2022 GMC Sierra 2500 HD AT4
- Maroone Price Please Call
Engine: 6.6L V-8 cyl, Transmission: Automatic, Mileage: 102,300 miles, Exterior Color: Summit White, Interior Color: Jet Black
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GENERAL: Options, final pricing, photographs, vehicle availability and its specifications are subject to change at any time and without notice to correct errors or as a result of changing market conditions. New vehicles prices reflect current manufacturer's applicable and eligible customer rebates which include manufacturer rebates or offers and manufacturer captive lender down payment assistance. Leases differ in factory incentives. See Mike Maroone Auto for eligibility. Availability of rebates or other incentives, is subject to restrictions including, without limitation, geographic limitations. Please contact Mike Maroone Auto for most up-to-date vehicle pricing, payment, equipment, availability, photographs, eligible customer rebate information and more.
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1Dealer Discount applied to everyone