2013 GMC Sierra 3500

used

Automatic

Sonoma Red Metallic exterior

$27,987

Skyline Mitsubishi

4.9

2013 GMC Sierra 3500 | used

$27,987

sonoma red metallic exterior, ebony interior

Automatic

Four-wheel Drive

Skyline Mitsubishi

4.9

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2019 GMC Sierra 3500

used

Automatic

Summit White exterior

$34,366

Skyline Mitsubishi

4.9

2019 GMC Sierra 3500 | used

$34,366

summit white exterior, dark ash/jet black interior

Automatic

Four-wheel Drive

Skyline Mitsubishi

4.9

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2018 GMC Sierra 3500

used

Automatic

White Frost Tricoat exterior

$51,672

Markley Motors

4.8

2018 GMC Sierra 3500 | used

$51,672

white frost tricoat exterior, cocoa/dune interior

Automatic

Four-wheel Drive

Markley Motors

4.8

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2025 GMC Sierra 3500

new

Automatic

Downpour Metallic exterior

$58,085

Markley Motors

4.8

2025 GMC Sierra 3500 | new

$58,085

MSRP: $58,085

downpour metallic exterior, black interior

Automatic

Four-wheel Drive

Markley Motors

4.8

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2023 GMC Sierra 3500

used

Automatic

Hunter Metallic exterior

$68,988

Markley Motors

4.8

2023 GMC Sierra 3500 | used

$68,988

hunter metallic exterior, dark walnut/dark ash grey interior

Automatic

Four-wheel Drive

Markley Motors

4.8

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2023 GMC Sierra 3500

used

Automatic

White Frost Tricoat exterior

$74,899

Interstate Ford

4.8

2023 GMC Sierra 3500 | used

$74,899

white frost tricoat exterior, jet black interior

Automatic

Four-wheel Drive

Interstate Ford

4.8

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2024 GMC Sierra 3500

used

Automatic

Onyx Black exterior

$78,991

Phil Long Ford of Denver

4.8

2024 GMC Sierra 3500 | used

$78,991

onyx black exterior, jet black interior

Automatic

Four-wheel Drive

Phil Long Ford of Denver

4.8

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2019 GMC Sierra 3500

used

Automatic

Quicksilver Metallic exterior

$16,580

Len Lyall Chevrolet

4.7

2019 GMC Sierra 3500 | used

$16,580

quicksilver metallic exterior, black interior

Automatic

Four-wheel Drive

Len Lyall Chevrolet

4.7

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2021 GMC Sierra 3500

used

Automatic

Summit White exterior

$66,190

Mike Maroone Honda

4.7

2021 GMC Sierra 3500 | used

$66,190

summit white exterior, jet black w/kalahari accents interior

Automatic

Four-wheel Drive

Mike Maroone Honda

4.7

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2022 GMC Sierra 3500

used

Automatic

White Frost Tricoat exterior

$70,412

Mike Maroone Honda

4.7

2022 GMC Sierra 3500 | used

$70,412

white frost tricoat exterior, dark walnut/dark ash grey interior

Automatic

Four-wheel Drive

Mike Maroone Honda

4.7

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2023 GMC Sierra 3500

used

Automatic

Onyx Black exterior

$73,499

Phil Long Ford of Chapel Hills

4.7

2023 GMC Sierra 3500 | used

$73,499

onyx black exterior, jet black interior

Automatic

Four-wheel Drive

Phil Long Ford of Chapel Hills

4.7

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2025 GMC Sierra 3500

new

Automatic

Sterling exterior

$92,629

Mike Maroone Cadillac GMC

4.7

2025 GMC Sierra 3500 | new

$92,629

MSRP: $93,629

sterling exterior, atmosphere interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.7

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2024 GMC Sierra 3500

new

Automatic

Onyx Black exterior

$101,200

Mike Maroone Cadillac GMC

4.7

2024 GMC Sierra 3500 | new

$101,200

MSRP: $103,265

onyx black exterior, alpine umber interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.7

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2025 GMC Sierra 3500

new

Automatic

Onyx Black exterior

$104,090

Mike Maroone Cadillac GMC

4.7

2025 GMC Sierra 3500 | new

$104,090

MSRP: $104,090

onyx black exterior, alpine umber interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.7

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2025 GMC Sierra 3500

new

Automatic

Sterling exterior

$104,090

Mike Maroone Cadillac GMC

4.7

2025 GMC Sierra 3500 | new

$104,090

MSRP: $104,090

sterling exterior, alpine umber interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.7

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2025 GMC Sierra 3500

new

Automatic

Onyx Black exterior

$104,090

Mike Maroone Cadillac GMC

4.7

2025 GMC Sierra 3500 | new

$104,090

MSRP: $104,090

onyx black exterior, alpine umber interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.7

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2025 GMC Sierra 3500

new

Automatic

White Frost Tri-Coat exterior

$104,690

Mike Maroone Cadillac GMC

4.7

2025 GMC Sierra 3500 | new

$104,690

MSRP: $104,690

white frost tri-coat exterior, alpine umber interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.7

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2023 GMC Sierra 3500

used

Automatic

Onyx Black exterior

$45,995

Transwest GMC Isuzu

4.6

2023 GMC Sierra 3500 | used

$45,995

onyx black exterior, dark walnut/slate interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.6

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2023 GMC Sierra 3500

used

Automatic

Onyx Black exterior

$47,995

Transwest GMC Isuzu

4.6

2023 GMC Sierra 3500 | used

$47,995

onyx black exterior, dark walnut/slate interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.6

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2023 GMC Sierra 3500

new

Automatic

White exterior

$50,044

Weld County Garage Buick GMC

4.6

2023 GMC Sierra 3500 | new

$50,044

MSRP: $49,445

white exterior, jet black, vinyl seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2023 GMC Sierra 3500

new

Automatic

White exterior

$50,044

Weld County Garage Buick GMC

4.6

2023 GMC Sierra 3500 | new

$50,044

MSRP: $49,445

white exterior, jet black, vinyl seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2023 GMC Sierra 3500

new

Automatic

White exterior

$50,044

Weld County Garage Buick GMC

4.6

2023 GMC Sierra 3500 | new

$50,044

MSRP: $49,445

white exterior, jet black, vinyl seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2023 GMC Sierra 3500

new

Automatic

White exterior

$50,044

Weld County Garage Buick GMC

4.6

2023 GMC Sierra 3500 | new

$50,044

MSRP: $49,445

white exterior, jet black, vinyl seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2024 GMC Sierra 3500

new

Automatic

White exterior

$53,532

Weld County Garage Buick GMC

4.6

2024 GMC Sierra 3500 | new

$53,532

MSRP: $52,933

white exterior, jet black, cloth seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2023 GMC Sierra 3500

used

Automatic

Onyx Black exterior

$54,995

Transwest GMC Isuzu

4.6

2023 GMC Sierra 3500 | used

$54,995

onyx black exterior, dark walnut/slate interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.6

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2020 GMC Sierra 3500

used

Automatic

White Frost Tri-Coat exterior

$57,898

Castle Rock Chevrolet GMC

4.6

2020 GMC Sierra 3500 | used

$57,898

white frost tri-coat exterior, walnut interior

Automatic

Four-wheel Drive

Castle Rock Chevrolet GMC

4.6

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2025 GMC Sierra 3500

new

Automatic

White exterior

$58,839

Weld County Garage Buick GMC

4.6

2025 GMC Sierra 3500 | new

$58,839

MSRP: $58,240

white exterior, jet black, cloth seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2024 GMC Sierra 3500

new

Automatic

White exterior

$58,994

Weld County Garage Buick GMC

4.6

2024 GMC Sierra 3500 | new

$58,994

MSRP: $61,135

white exterior, jet black, cloth seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2023 GMC Sierra 3500

new

Automatic

White exterior

$61,722

Weld County Garage Buick GMC

4.6

2023 GMC Sierra 3500 | new

$61,722

MSRP: $61,123

white exterior, jet black, cloth seat trim interior

Automatic

Four-wheel Drive

Weld County Garage Buick GMC

4.6

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2025 GMC Sierra 3500

new

Automatic

Summit White exterior

$67,588

Transwest GMC Isuzu

4.6

2025 GMC Sierra 3500 | new

$67,588

MSRP: $66,993

summit white exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.6

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GMC Sierra 3500 vehicles for Sale in Colorado

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2013 GMC Sierra 3500 | used

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2025 GMC Sierra 3500 | new

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2023 GMC Sierra 3500 | used

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2019 GMC Sierra 3500 | used

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2024 GMC Sierra 3500 | new

2025 GMC Sierra 3500 | new

2025 GMC Sierra 3500 | new

2025 GMC Sierra 3500 | new

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2023 GMC Sierra 3500 | used

2023 GMC Sierra 3500 | new

2023 GMC Sierra 3500 | new

2023 GMC Sierra 3500 | new

2023 GMC Sierra 3500 | new

2024 GMC Sierra 3500 | new

2023 GMC Sierra 3500 | used

2020 GMC Sierra 3500 | used

2025 GMC Sierra 3500 | new

2024 GMC Sierra 3500 | new

2023 GMC Sierra 3500 | new

2025 GMC Sierra 3500 | new