EXPLORE THE BUICK GMC SHOWROOM AT HERTRICH BUICK GMC OF SEAFORD, DE

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2026 GMC Sierra 2500 HD Truck

2026 GMC
Sierra 2500 HD Truck

Starting at: $47,000

  • Manufacturer Offer

    No Monthly Payments for 130 Days for Well-Qualified Buyers When Financed w/ GM Financial

    * Read full offer details
    Applies to this new 2026 GMC Sierra 2500 HD

    * Disclaimer(s)

    • Deferred monthly payments for 130 days. Finance charges accrue from date of financing. Must finance with GM Financial. Down payment required at signing, if applicable. Offer not available in PA. Some customers may not qualify. Not available with lease and some other offers. 4.9% APR for 48 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $22.98 for every $1000 you finance. Average example down payment is 10.0%. Not available with leases and some other offers. Must take new retail delivery by 06/30/2026. Truth in Lending Act Disclosure: Down payment will vary with APR and credit. For example, 4.9% APR with $2,500 down payment provides for 48 monthly payments of $22.98 per $1000 financed for qualified buyers. 4.9% APR for a term of 36 months corresponds to a monthly cost of $29.93 per $1000 financed. 6.9% APR for a term of 84 months corresponds to a monthly cost of $15.04 per $1000 financed. 6.9% APR for a term of 72 months corresponds to a monthly cost of $17 per $1000 financed. 5.9% APR for a term of 60 months corresponds to a monthly cost of $19.29 per $1000 financed. The rates described are for estimation purposes only; you may not be able to finance at this rate.

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  • Manufacturer Offer

    Bonus Cash

    * Read full offer details
    Applies to this new 2026 GMC Sierra 2500 HD

    * Disclaimer(s)

    • Not available with some other offers. Must take new retail delivery by 06/30/2026.

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Inventory Specifications Trims
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Inventory

  • 2026 GMC Sierra 2500 HD AT4 Truck

    2026 GMC Sierra 2500 HD AT4

    Engine:
    6.6L V8 Gas engine,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Jet Black with Kalahari accents, Perforated Front,
    Stock #:
    G26306,
    Location:
    Hertrich Buick GMC of Seaford
    More…
    • VIN Badges: {}
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  • 2026 GMC Sierra 2500 HD AT4X Truck

    2026 GMC Sierra 2500 HD AT4X

    Engine:
    6.6L V8 Gas engine,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Obsidian Rush, Full Grain Leather seat trim,
    Stock #:
    G26326,
    Location:
    Hertrich Buick GMC of Seaford
    More…
    • VIN Badges: {}
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  • 2026 GMC Sierra 2500 HD Denali Truck

    2026 GMC Sierra 2500 HD Denali

    Engine:
    6.6L Duramax Turbo-Diesel V8 engine,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Jet Black, Forge Perforated Leather seat trim,
    Stock #:
    G26285,
    Location:
    Hertrich Buick GMC of Seaford
    More…
    • VIN Badges: {}
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  • 2026 GMC Sierra 2500 HD Denali Ultimate Truck

    2026 GMC Sierra 2500 HD Denali Ultimate

    Engine:
    6.6L Duramax Turbo-Diesel V8 engine,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Onyx Black,
    Interior Color:
    Alpine Umber, Full Grain Leather seat trim,
    Stock #:
    G26254,
    Location:
    Hertrich Buick GMC of Seaford
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    • VIN Badges: {}
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  • 2026 GMC Sierra 2500 HD SLE Truck

    2026 GMC Sierra 2500 HD SLE

    Engine:
    6.6L V8 Gas engine,
    Transmission:
    Automatic,
    Drive Line:
    4WD,
    Exterior Color:
    Sterling Metallic,
    Interior Color:
    Jet Black, Cloth seat trim,
    Stock #:
    G26297,
    Location:
    Hertrich Buick GMC of Seaford
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    • VIN Badges: {}
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Specifications

Trims

  MSRP Engine Transmission City/Hwy mpg
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $47,000   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $48,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $49,100   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $49,800   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $50,700   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $50,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $51,700   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $51,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $53,500   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Pro 2026 GMC Sierra 2500 HD Truck Pro Search New $53,700   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New 		$54,000   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New 		$56,100   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New 		$56,300   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New 		$57,900   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLE
Search New 		$58,100   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLT
Search New 		$65,200   401-hp 6.6L 8-cyl  10-spd auto  No Data  
SLT
Search New 		$65,500   401-hp 6.6L 8-cyl  10-spd auto  No Data  
AT4
Search New 		$72,200   401-hp 6.6L 8-cyl  10-spd auto  No Data  
AT4
Search New 		$72,400   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Denali
Search New 		$75,200   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Denali
Search New 		$75,400   401-hp 6.6L 8-cyl  10-spd auto  No Data  
AT4X
Search New 		$85,200   401-hp 6.6L 8-cyl  10-spd auto  No Data  
Denali Ultimate
Search New 		$94,200   470-hp 6.6L 8-cyl  10-spd auto  No Data  
Denali Ultimate
Search New 		$94,500   470-hp 6.6L 8-cyl  10-spd auto  No Data  

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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