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New GMC Sierra 3500HD for Sale in McAllen, TX

2024 GMC Sierra 3500HD Denali
2024 GMC Sierra 3500HD Denali
2024 GMC Sierra 3500HD Denali
2024 GMC Sierra 3500HD SLE
2024 GMC Sierra 3500HD SLE
2024 GMC Sierra 3500HD SLE
2024 GMC Sierra 3500HD SLE
2024 GMC Sierra 3500HD SLE
2024 GMC Sierra 3500HD SLE
2024 GMC Sierra 3500HD Denali
2024 GMC Sierra 3500HD Denali
2024 GMC Sierra 3500HD Denali
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2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
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New·Mileage not available

$86,020

2025 GMC Sierra 3500HD Denali
2025 GMC Sierra 3500HD Denali
2025 GMC Sierra 3500HD Denali
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New·Mileage not available

$94,305

2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
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2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
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New·Mileage not available

$76,465

2025 GMC Sierra 3500HD Denali Ultimate
2025 GMC Sierra 3500HD Denali Ultimate
2025 GMC Sierra 3500HD Denali Ultimate
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2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
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New·Mileage not available

$70,755

2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
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New·Mileage not available

$86,020

2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
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New·Mileage not available

$86,620

2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
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2025 GMC Sierra 3500HD Denali
2025 GMC Sierra 3500HD Denali
2025 GMC Sierra 3500HD Denali
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New·Mileage not available

$93,860

2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
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New·Mileage not available

$85,525

2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
Stock image
New·Mileage not available

$76,465

2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
Stock image
New·Mileage not available

$70,755

get-prequalified-car

Take out the guesswork

See your real payments while you search with no credit score impact

Get pre-qualified
2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
2025 GMC Sierra 3500HD SLE
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New·Mileage not available

$75,970

2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
Stock image
New·Mileage not available

$83,845

2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
2025 GMC Sierra 3500HD Pro
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New·Mileage not available

$70,260

2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
2025 GMC Sierra 3500HD SLT
Stock image
New·Mileage not available

$86,620