2013 GMC Sierra 3500

used

Automatic

Sonoma Red Metallic exterior

$23,764

Skyline Mitsubishi

4.9

2013 GMC Sierra 3500 | used

$23,764

sonoma red metallic exterior, ebony interior

Automatic

Four-wheel Drive

Skyline Mitsubishi

4.9

Contact Seller

View Details

2023 GMC Sierra 3500

used

Automatic

Quicksilver Metallic exterior

$64,998

Berkenkotter Motors

4.9

2023 GMC Sierra 3500 | used

$64,998

quicksilver metallic exterior, jet black interior

Automatic

Four-wheel Drive

Berkenkotter Motors

4.9

Contact Seller

View Details

2022 GMC Sierra 3500

used

Automatic

Ebony Twilight Metallic exterior

$67,995

Fort Collins Dodge Chrysler Ram

4.9

2022 GMC Sierra 3500 | used

$67,995

ebony twilight metallic exterior, jet black interior

Automatic

Four-wheel Drive

Fort Collins Dodge Chrysler Ram

4.9

Contact Seller

View Details

2016 GMC Sierra 3500

used

Automatic

Summit White exterior

Not Priced

Bozarth Chevrolet

4.9

2016 GMC Sierra 3500 | used

Not Priced

summit white exterior, n/a interior

Automatic

Four-wheel Drive

Bozarth Chevrolet

4.9

Contact Seller

View Details

2017 GMC Sierra 3500

used

Automatic

White exterior

$29,999

Yoder Chevrolet

4.8

2017 GMC Sierra 3500 | used

$29,999

white exterior, jet black interior

Automatic

Four-wheel Drive

Yoder Chevrolet

4.8

Contact Seller

View Details

2018 GMC Sierra 3500

used

Automatic

Summit White exterior

$43,969

ClearShift

4.8

2018 GMC Sierra 3500 | used

$43,969

summit white exterior, jet black interior

Automatic

Four-wheel Drive

ClearShift

4.8

Contact Seller

View Details

2022 GMC Sierra 3500

used

Automatic

Ebony Twilight Metallic exterior

$48,991

Phil Long Ford of Denver

4.8

2022 GMC Sierra 3500 | used

$48,991

ebony twilight metallic exterior, jet black interior

Automatic

Four-wheel Drive

Phil Long Ford of Denver

4.8

Contact Seller

View Details

2020 GMC Sierra 3500

used

Automatic

Onyx Black exterior

$56,551

Mike Maroone Cadillac GMC

4.8

2020 GMC Sierra 3500 | used

$56,551

onyx black exterior, jet black interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.8

Contact Seller

View Details

2025 GMC Sierra 3500

new

Automatic

Summit White exterior

$59,710

Mike Maroone Cadillac GMC

4.8

2025 GMC Sierra 3500 | new

$59,710

MSRP: $65,470

summit white exterior, black interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.8

Contact Seller

View Details

2022 GMC Sierra 3500

used

Automatic

Pacific Blue Metallic exterior

$62,563

Mike Maroone Cadillac GMC

4.8

2022 GMC Sierra 3500 | used

$62,563

pacific blue metallic exterior, jet black interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.8

Contact Seller

View Details

2020 GMC Sierra 3500

used

Automatic

Carbon Black Metallic exterior

$64,995

ClearShift

4.8

2020 GMC Sierra 3500 | used

$64,995

carbon black metallic exterior, jet black w/kalahari accents interior

Automatic

Four-wheel Drive

ClearShift

4.8

Contact Seller

View Details

2024 GMC Sierra 3500

used

Automatic

Summit White exterior

$66,995

ClearShift

4.8

2024 GMC Sierra 3500 | used

$66,995

summit white exterior, jet black interior

Automatic

Four-wheel Drive

ClearShift

4.8

Contact Seller

View Details

2024 GMC Sierra 3500

used

Automatic

Volcanic Red exterior

$73,993

ClearShift

4.8

2024 GMC Sierra 3500 | used

$73,993

volcanic red exterior, jet black w/kalahari accents interior

Automatic

Four-wheel Drive

ClearShift

4.8

Contact Seller

View Details

2024 GMC Sierra 3500

used

Automatic

Summit White exterior

$82,691

Phil Long Ford of Denver

4.8

2024 GMC Sierra 3500 | used

$82,691

summit white exterior, alpine umber interior

Automatic

Four-wheel Drive

Phil Long Ford of Denver

4.8

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Sterling exterior

Not Priced

Mike Maroone Cadillac GMC

4.8

2026 GMC Sierra 3500 | new

Not Priced

MSRP: $105,365

sterling exterior, alpine umber interior

Automatic

Four-wheel Drive

Mike Maroone Cadillac GMC

4.8

Contact Seller

View Details

2015 GMC Sierra 3500

used

Automatic

Onyx Black exterior

$30,988

Family Trucks and Vans

4.7

2015 GMC Sierra 3500 | used

$30,988

onyx black exterior, black interior

Automatic

Four-wheel Drive

Family Trucks and Vans

4.7

Contact Seller

View Details

2014 GMC Sierra 3500

used

Automatic

Summit White exterior

$36,988

Family Trucks and Vans

4.7

2014 GMC Sierra 3500 | used

$36,988

summit white exterior, ebony interior

Automatic

Four-wheel Drive

Family Trucks and Vans

4.7

Contact Seller

View Details

2018 GMC Sierra 3500

used

Automatic

White exterior

$46,988

Family Trucks and Vans

4.7

2018 GMC Sierra 3500 | used

$46,988

white exterior, black interior

Automatic

Four-wheel Drive

Family Trucks and Vans

4.7

Contact Seller

View Details

2025 GMC Sierra 3500

new

Automatic

Summit White exterior

$63,383

Transwest GMC Isuzu

4.7

2025 GMC Sierra 3500 | new

$63,383

MSRP: $63,383

summit white exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Summit White exterior

$68,838

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$68,838

MSRP: $68,243

summit white exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Summit White exterior

$68,838

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$68,838

MSRP: $68,243

summit white exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Summit White exterior

$68,838

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$68,838

MSRP: $68,243

summit white exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Summit White exterior

$68,838

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$68,838

MSRP: $68,243

summit white exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Onyx Black exterior

$71,297

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$71,297

MSRP: $70,702

onyx black exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Summit White exterior

$77,136

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$77,136

MSRP: $68,243

summit white exterior, jet black interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2024 GMC Sierra 3500

used

Automatic

Sterling Metallic exterior

$84,898

Transwest GMC Isuzu

4.7

2024 GMC Sierra 3500 | used

$84,898

sterling metallic exterior, alpine umber interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Titanium Rush Metallic exterior

$90,090

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$90,090

MSRP: $93,995

titanium rush metallic exterior, atmosphere/brownstone interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2026 GMC Sierra 3500

new

Automatic

Downpour Metallic exterior

$93,590

Transwest GMC Isuzu

4.7

2026 GMC Sierra 3500 | new

$93,590

MSRP: $96,995

downpour metallic exterior, atmosphere brow interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2025 GMC Sierra 3500

new

Automatic

Summit White exterior

$95,120

Transwest GMC Isuzu

4.7

2025 GMC Sierra 3500 | new

$95,120

MSRP: $100,525

summit white exterior, alpine umber interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

2025 GMC Sierra 3500

new

Automatic

White Frost Tricoat exterior

$96,500

Transwest GMC Isuzu

4.7

2025 GMC Sierra 3500 | new

$96,500

MSRP: $101,905

white frost tricoat exterior, alpine umber interior

Automatic

Four-wheel Drive

Transwest GMC Isuzu

4.7

Contact Seller

View Details

GMC Sierra 3500 vehicles for Sale in Colorado

175 Results

2013 GMC Sierra 3500 | used

2023 GMC Sierra 3500 | used

2022 GMC Sierra 3500 | used

2016 GMC Sierra 3500 | used

2017 GMC Sierra 3500 | used

2018 GMC Sierra 3500 | used

2022 GMC Sierra 3500 | used

2020 GMC Sierra 3500 | used

2025 GMC Sierra 3500 | new

2022 GMC Sierra 3500 | used

2020 GMC Sierra 3500 | used

2024 GMC Sierra 3500 | used

2024 GMC Sierra 3500 | used

2024 GMC Sierra 3500 | used

2026 GMC Sierra 3500 | new

2015 GMC Sierra 3500 | used

2014 GMC Sierra 3500 | used

2018 GMC Sierra 3500 | used

2025 GMC Sierra 3500 | new

2026 GMC Sierra 3500 | new

2026 GMC Sierra 3500 | new

2026 GMC Sierra 3500 | new

2026 GMC Sierra 3500 | new

2026 GMC Sierra 3500 | new

2026 GMC Sierra 3500 | new

2024 GMC Sierra 3500 | used

2026 GMC Sierra 3500 | new

2026 GMC Sierra 3500 | new

2025 GMC Sierra 3500 | new

2025 GMC Sierra 3500 | new