Prices starting at: $38,300

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Learn More About Buying a 2026 GMC Sierra 1500 in Acton

Visit Swanson GMC for a great deal on a new 2026 GMC Sierra 1500. Our sales team is ready to show you all of the features that you will find in the GMC Sierra 1500 and take you for a test drive in the Acton Area. At our GMC dealership you will find competitive prices, a stocked inventory of 2026 GMC Sierra 1500 cars and a helpful sales team. Stop by our car dealership today and take a 2026 GMC for a spin.

2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 AT4

  • MSRP$73,160
  • Internet Discount$2,000
  • Featured Price$71,160
  • Offers$2,250
  • Final Price$68,910
  • Conditional Offers$2,500
Engine: 3.0L Duramax® Turbo Diesel engine, Transmission: Automatic, Exterior Color: Summit White, Interior Color: Jet Black with Kalahari accents, Perforated leathe
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 AT4

  • MSRP$71,670
  • Offers$2,250
  • Final Price$69,420
  • Conditional Offers$2,500
Engine: 3.0L Duramax® Turbo Diesel engine, Transmission: Automatic, Exterior Color: Summit White, Interior Color: Jet Black with Kalahari accents, Perforated leathe
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Denali

  • MSRP$72,690
  • Offers$3,250
  • Final Price$69,440
  • Conditional Offers$3,000
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, Forge perforated leather seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Denali

  • MSRP$79,055
  • Internet Discount$3,000
  • Featured Price$76,055
  • Offers$2,250
  • Final Price$73,805
  • Conditional Offers$3,500
Engine: 6.2L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Glacier White Tricoat, Interior Color: Jet Black, Forge perforated leather seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Elevation

  • MSRP$67,970
  • Offers$2,250
  • Final Price$65,720
  • Conditional Offers$2,500
Engine: 3.0L Duramax® Turbo Diesel engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, Leather-appointed front seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Elevation

  • MSRP$69,765
  • Offers$3,250
  • Final Price$66,515
  • Conditional Offers$3,000
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Downpour Metallic, Interior Color: Jet Black, Leather-appointed front seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Elevation

  • MSRP$64,195
  • Offers$3,250
  • Final Price$60,945
  • Conditional Offers$3,000
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, Cloth seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Elevation

  • MSRP$64,195
  • Offers$3,250
  • Final Price$60,945
  • Conditional Offers$3,000
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, Cloth seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Elevation

  • MSRP$62,800
  • Offers$3,250
  • Final Price$59,550
  • Conditional Offers$3,000
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Downpour Metallic, Interior Color: Jet Black, Cloth seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Elevation

  • MSRP$62,135
  • Offers$3,250
  • Final Price$58,885
  • Conditional Offers$3,000
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Sterling Metallic, Interior Color: Jet Black, Cloth seat trim
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2023 GMC Sierra 1500 Truck

2023 GMC Sierra 1500 Denali

  • Market Value$57,849
  • Swanson Discount$4,850
  • Swanson Price$52,999
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Mileage: 24,448 miles, Exterior Color: White Frost Tricoat, Interior Color: Jet Black, Forge perforated leather seat trim
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2019 GMC Sierra 1500 Truck

2019 GMC Sierra 1500 Denali

  • Price$39,599
Engine: 6.2L Engine: , EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T, Transmission: Automatic, Mileage: 48,773 miles, Exterior Color: Onyx Black, Interior Color: JET BLACK, FORGE PERFORATED LEATHER-APPOINTED SEAT
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2023 GMC Sierra 1500 Truck

2023 GMC Sierra 1500 Denali Ultimate

  • Market Value$59,546
  • Swanson Discount$13,546
  • Swanson Price$46,000
Engine: 6.2L EcoTec3 V8 engine, Transmission: Automatic, Mileage: 75,092 miles, Exterior Color: Onyx Black, Interior Color: Alpine Umber, Forge perforated leather seat trim
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2022 GMC Sierra 1500 Truck

2022 GMC Sierra 1500 SLT

  • Price$40,899
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Mileage: 84,239 miles, Exterior Color: Quicksilver Metallic, Interior Color: Jet Black, Perforated leather-appointed front outb
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View All Pre-Owned GMC Sierra 1500

GMC (1)

Sierra 1500 Truck (10)

2026

Manufacturer Offer

For Well-Qualified Buyers When Financed w/ GM Financial

  1. 0.0% APR for 36 months
  2. 2.9% APR for 48 months
  3. 5.9% APR for 60 months
  4. 5.9% APR for 72 months
  • Applies to this new 2026 GMC Sierra 1500

For Well-Qualified Buyers When Financed w/ GM Financial

Disclaimer(s)
  • 0.0% APR for 36 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $27.78 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 04/30/2026. Truth in Lending Act Disclosure: Down payment will vary with APR and credit. For example, 0.0% APR with $2,500 down payment provides for 36 monthly payments of $27.78 per $1000 financed for qualified buyers. 2.9% APR for a term of 48 months corresponds to a monthly cost of $22.09 per $1000 financed. 5.9% APR for a term of 84 months corresponds to a monthly cost of $14.56 per $1000 financed. 5.9% APR for a term of 72 months corresponds to a monthly cost of $16.53 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. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Purchase Allowance

  1. $1,750 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • Not available with special financing, lease and some other offers. Must take new retail delivery by 04/30/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Bonus Cash

  1. $1,500 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • Not available with some other offers. Must take new retail delivery by 04/30/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Bonus Cash

  1. $500 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • Not available with some other offers. Must take new retail delivery by 04/30/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

NER GMC Lease - Unrestricted

  • Applies to this new 2026 GMC Sierra 1500.

Ultra Low-Mileage Lease for Well-Qualified Lessees. $349/month for 24 months. For Current Lessees of 2021 model year or newer select GM vehicles : $4,989 due at signing (after all offers).** $0 security deposit. Tax, title, license, and dealer fees extra. Mileage charge of $0.25/mile over 20,000 miles at participating dealers.

Disclaimer(s)
  • **For Current Lessees of 2021 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial : Each dealer sets own price. $349/month for 24 months. Your payments may vary. Payments are for a 2026 GMC Sierra 1500 Short Box Crew Cab 4WD Elevation w/5.3L EcoTec3 V8 with an MSRP of $60,990. Based on due at signing amount of $4,989 (after all offers). 24 monthly payments total $8,376. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 04-30-2026. 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

NER GMC Lease - Unrestricted

  • Applies to this new 2026 GMC Sierra 1500.

Ultra Low-Mileage Lease for Well-Qualified Lessees. $299/month for 24 months. For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer select GM vehicles : $4,299 due at signing (after all offers).** $0 security deposit. Tax, title, license, and dealer fees extra. Mileage charge of $0.25/mile over 20,000 miles at participating dealers.

Disclaimer(s)
  • **For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial : Each dealer sets own price. $299/month for 24 months. Your payments may vary. Payments are for a 2026 GMC Sierra 1500 Short Box Crew Cab 4WD Elevation w/TurboMax with an MSRP of $56,395. Based on due at signing amount of $4,299 (after all offers). 24 monthly payments total $7,176. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 04-30-2026. 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

NER GMC Lease - Unrestricted

  • Applies to this new 2026 GMC Sierra 1500.

Ultra Low-Mileage Lease for Well-Qualified Lessees. $249/month for 24 months. For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer select GM vehicles : $3,889 due at signing (after all offers).** $0 security deposit. Tax, title, license, and dealer fees extra. Mileage charge of $0.25/mile over 20,000 miles at participating dealers.

Disclaimer(s)
  • **For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial : Each dealer sets own price. $249/month for 24 months. Your payments may vary. Payments are for a 2026 GMC Sierra 1500 Double Cab 4WD Elevation w/TurboMax with an MSRP of $52,240. Based on due at signing amount of $3,889 (after all offers). 24 monthly payments total $5,976. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 04-30-2026. 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

Trade Assistance

  1. $3,500 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • Must trade in a 2012 model year or newer vehicle. Not available with lease and some other offers. Must take new retail delivery by 04/30/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Trade Assistance

  1. $3,000 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • Must trade in a 2012 model year or newer vehicle. Not available with lease and some other offers. Must take new retail delivery by 04/30/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Trade Assistance

  1. $2,500 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • Must trade in a 2012 model year or newer vehicle. Not available with lease and some other offers. Must take new retail delivery by 04/30/2026. (See Trims)
  • See State Disclaimer *

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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