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Used GMC Sierra 1500 for Sale in Boulder, Colorado

The perfect GMC Sierra 1500 is right here at Bumper. See every GMC Sierra 1500 for sale in Boulder, CO all in one place.

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The perfect GMC Sierra 1500 is right here at Bumper. See every GMC Sierra 1500 for sale in Boulder, CO all in one place.

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2026 GMC Sierra 1500 AT4X Truck

VIN: 3GTUUFEL0TG173366

$82,525

Mileage Mileage:
7
Location Location:
Boulder, CO
Color Color:
Onyx Black ext, Obsidian Rush, Full grain leather front seat trim int
Body Type Body Type:
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2024 GMC Sierra 1500 SLT Truck Crew Cab

VIN: 3GTUUDED4RG388223

$46,698

Mileage Mileage:
41,325
Location Location:
Boulder, CO
Color Color:
Sterling ext, Jet Black, Perforated leather-appointed front outb int
Body Type Body Type:
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2025 GMC Sierra 1500 AT4

VIN: 1GTUUEE87SZ292262

$61,191

Mileage Mileage:
13,188
Location Location:
Boulder, CO
Color Color:
White ext, Jet Black With Kalahari Accents int
Body Type Body Type:
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2013 GMC Sierra 1500 SLE Truck Crew Cab

VIN: 3GTP2VE76DG183420

$11,998

Mileage Mileage:
189,000
Location Location:
Boulder, CO
Color Color:
Onyx Black ext, EBONY, PREMIUM CLOTH SEAT TRIM int
Body Type Body Type:
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2019 GMC Sierra 1500 AT4 Truck Crew Cab

VIN: 3GTP9EEL6KG100798

$36,498

Mileage Mileage:
85,273
Location Location:
Boulder, CO
Color Color:
Summit White ext, Jet Black int
Body Type Body Type:
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2021 GMC Sierra 1500 Elevation Truck Crew Cab

VIN: 3GTU9CET3MG276024

$34,399

Mileage Mileage:
70,956
Location Location:
Boulder, CO
Color Color:
Cayenne Red Tintcoat ext, Jet Black int
Body Type Body Type:
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2025 GMC Sierra 1500 Elevation Truck

VIN: 3GTPUJEK0SG253708

$48,485

Mileage Mileage:
3,874
Location Location:
Boulder, CO
Color Color:
Sterling Metallic ext, Jet Black, Cloth seat trim int
Body Type Body Type:
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2024 GMC Sierra 1500 AT4X Truck

VIN: 3GTUUFEL5RG271673

$64,496

Mileage Mileage:
14,444
Location Location:
Boulder, CO
Color Color:
Sterling Metallic ext, Obsidian Rush int
Body Type Body Type:
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2014 GMC Sierra 1500 SLE 4WD

VIN: 3GTU2UEC7EG359032

$16,391

Mileage Mileage:
140,268
Location Location:
Boulder, CO
Color Color:
Sonoma Red Metallic ext, Black int
Body Type Body Type:
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2024 GMC Sierra 1500 AT4X Truck Crew Cab

VIN: 3GTUUFEL6RG115190

$63,998

Mileage Mileage:
25,735
Location Location:
Boulder, CO
Color Color:
Titanium Rush ext, Obsidian Rush int
Body Type Body Type:
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2025 GMC Sierra 1500 Denali Truck

VIN: 1GTUUGE82SZ227234

$58,513

Mileage Mileage:
23,015
Location Location:
Boulder, CO
Color Color:
Onyx Black ext, Jet Black, Forge perforated leather seat trim int
Body Type Body Type:
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2022 GMC Sierra 1500 SLT

VIN: 3GTUUDET9NG605864

$42,798

Mileage Mileage:
51,180
Location Location:
Boulder, CO
Color Color:
White ext, Jet Black int
Body Type Body Type:
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2026 GMC Sierra 1500 AT4 Truck

VIN: 1GTUUEE88TZ200898

$70,325

Mileage Mileage:
7
Location Location:
Boulder, CO
Color Color:
Sterling Metallic ext, Jet Black with Kalahari accents, Perforated leathe int
Body Type Body Type:
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2026 GMC Sierra 1500 AT4X Truck

VIN: 3GTUUFEL3TG237772

$89,335

Mileage Mileage:
7
Location Location:
Boulder, CO
Color Color:
Sterling Metallic ext, Obsidian Rush, Full grain leather front seat trim int
Body Type Body Type:
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2026 GMC Sierra 1500 AT4X Truck

VIN: 3GTUUFEL5TG109274

$81,830

Mileage Mileage:
7
Location Location:
Boulder, CO
Color Color:
Summit White ext, Obsidian Rush, Full grain leather front seat trim int
Body Type Body Type:
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2026 GMC Sierra 1500 Elevation Truck

VIN: 1GTRUJEK1TZ159038

$46,724

Mileage Mileage:
2
Location Location:
Boulder, CO
Color Color:
Sterling Metallic ext, Jet Black, Cloth seat trim int
Body Type Body Type:
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2026 GMC Sierra 1500 Elevation Truck

VIN: 3GTPUJEK4TG164239

$49,951

Mileage Mileage:
9
Location Location:
Boulder, CO
Color Color:
Onyx Black ext, Jet Black, Cloth seat trim int
Body Type Body Type:
Pickup
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2026 GMC Sierra 1500 AT4X Truck

VIN: 3GTUUFEL9TG143167

$81,130

Mileage Mileage:
10
Location Location:
Boulder, CO
Color Color:
Sterling Metallic ext, Obsidian Rush, Full grain leather front seat trim int
Body Type Body Type:
Pickup
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2026 GMC Sierra 1500 Elevation Truck

VIN: 1GTUUCED2TZ162473

$57,261

Mileage Mileage:
1,450
Location Location:
Boulder, CO
Color Color:
Summit White ext, Jet Black, Cloth seat trim int
Body Type Body Type:
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2026 GMC Sierra 1500 Elevation Truck

VIN: 3GTPUJEK6TG225056

$53,290

Mileage Mileage:
10
Location Location:
Boulder, CO
Color Color:
Summit White ext, Jet Black, Cloth seat trim int
Body Type Body Type:
Pickup
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2026 GMC Sierra 1500 Denali Truck

VIN: 1GTUUGEL8TZ230421

$72,756

Mileage Mileage:
5
Location Location:
Boulder, CO
Color Color:
Downpour Metallic ext, Atmosphere/Brownstone, Forge perforated leather se int
Body Type Body Type:
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2025 GMC Sierra 1500 Denali Truck

VIN: 3GTUUGEL0SG384703

$65,676

Mileage Mileage:
5,429
Location Location:
Boulder, CO
Color Color:
Sterling Metallic ext, Jet Black, Forge perforated leather seat trim int
Body Type Body Type:
Pickup
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2026 GMC Sierra 1500 Pro Truck

VIN: 1GTRUAEKXTZ259607

$43,941

Mileage Mileage:
4
Location Location:
Boulder, CO
Color Color:
Summit White ext, Jet Black, Cloth seat trim int
Body Type Body Type:
Pickup
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2026 GMC Sierra 1500 Elevation Truck

VIN: 1GTUUCE86TZ162219

$62,245

Mileage Mileage:
7
Location Location:
Boulder, CO
Color Color:
Summit White ext, Jet Black, Cloth seat trim int
Body Type Body Type:
Pickup
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