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GMC Sierra 1500 Trucks for Sale near Longmont, Colorado

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8,855 results

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8,854
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Less than $400,000
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Make, Model, and Trim
Make
GMC
8,855
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Model
Sierra 1500
8,855
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AT4
1,005
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AT4X
298
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Base
33
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Denali
1,639
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Denali Ultimate
197
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Elevation
2,203
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Elevation Standard
27
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Elevation-L
3
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FL
1
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Grand Touring
1
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Pro
1,211
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Reserve
5
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Select
6
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SL
1
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SLE
273
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SLE2
2
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SLT
1,941
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Work Truck
8
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Chassis Options
Crew
8,270
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Double
391
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Extended
26
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Regular
168
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Pickup
8,855
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2WD/4x2/RWD
647
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4WD/4x4/AWD
8,208
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Diesel
2,262
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Gas/E85
47
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Gasoline
6,546
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Warren
1
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4
1,250
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6
2,272
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8
5,333
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Automatic
8,403
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Manual
1
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Black
2,163
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Blue
126
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Brown
206
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Gold
10
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Gray
1,769
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Green
4
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Red
297
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Silver
102
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White
3,698
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Yellow
1
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Light
8,854
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2
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Camper Shell
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Alabama
83
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Alaska
10
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Arizona
640
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Arkansas
46
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California
650
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Colorado
283
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Connecticut
261
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Florida
541
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Georgia
492
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Hawaii
8
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Idaho
237
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Illinois
206
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Indiana
147
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Iowa
82
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Kansas
79
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71
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Louisiana
9
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Maine
6
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Maryland
83
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Massachusetts
211
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Michigan
89
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Minnesota
37
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Mississippi
14
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Missouri
62
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Montana
106
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Nebraska
2
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Nevada
197
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New Hampshire
143
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New Jersey
133
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New Mexico
8
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New York
111
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North Carolina
361
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North Dakota
97
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Ohio
440
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Oklahoma
15
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Oregon
68
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Pennsylvania
360
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Rhode Island
1
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South Carolina
411
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South Dakota
8
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Tennessee
224
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Texas
958
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Utah
276
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Vermont
1
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Virginia
93
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Washington
214
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West Virginia
114
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Wisconsin
164
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Wyoming
3
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Used 2022 GMC Sierra 1500 Elevation Double Cab

$27,216
speed 85,748 mi
sell
Key features
  • Gasoline
  • 5.3L
  • RWD
location_on
Helfman Ford
Stafford, TX (905.6 mi)
(281) 247-8507

Used 2024 GMC Sierra 1500 Elevation Crew Cab

$39,745
speed 25,168 mi
sell
Key features
  • Gasoline
  • TurboMax<sup>&trade;</sup> engine
  • 4WD
location_on
Golf Mill Chevrolet
Niles, IL (906.3 mi)
(847) 610-6878

Used 2019 GMC Sierra 1500 SLT Crew Cab

$33,969
speed 73,532 mi
sell
Key features
  • Gasoline
  • Engine: 5.3L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
  • 4WD
location_on
Golf Mill Chevrolet
Niles, IL (906.3 mi)
(847) 610-6878

Used 2026 GMC Sierra 1500 Denali Ultimate Crew Cab

$72,196
speed 2,934 mi
sell
Key features
  • Gasoline
  • 6.2L EcoTec3 V8 engine
  • 4WD
location_on
Golf Mill Chevrolet
Niles, IL (906.3 mi)
(847) 610-6878

Used 2019 GMC Sierra 1500 Elevation Double Cab

$29,637
speed 63,880 mi
sell
Key features
  • Gasoline
  • Engine: 2.7L, Turbo
  • 4WD
location_on
Golf Mill Chevrolet
Niles, IL (906.3 mi)
(847) 610-6878

Used 2026 GMC Sierra 1500 SLT Crew Cab

$39,896
speed 20,139 mi
sell
Key features
  • Gasoline
  • RWD
  • SLT
location_on
Doggett Ford South Loop
Houston, TX (906.6 mi)
(346) 560-7184

Used 2026 GMC Sierra 1500 Denali Crew Cab

$54,895
speed 19,009 mi
sell
Key features
  • Diesel
  • 4WD
  • Denali
location_on
Doggett Ford South Loop
Houston, TX (906.6 mi)
(346) 560-7184

Used 2023 GMC Sierra 1500 Elevation Crew Cab

$37,394
speed 34,903 mi
sell
Key features
  • Gasoline
  • 4WD
  • Elevation
location_on
Zeigler Ford of North Riverside
North Riverside, IL (906.8 mi)
(708) 809-3966

Used 2024 GMC Sierra 1500 Pro Crew Cab

$35,529
speed 30,788 mi
sell
Key features
  • Gasoline
  • V-8 cyl
  • 4x4
location_on
Cannon Ford of Cleveland
Cleveland, MS (907.1 mi)
(662) 771-4755

Used 2024 GMC Sierra 1500 Denali Crew Cab

$55,667
speed 36,695 mi
sell
Key features
  • Gasoline
  • V-8 cyl
  • 4x4
location_on
Cannon Ford of Cleveland
Cleveland, MS (907.1 mi)
(662) 771-4755

Used 2024 GMC Sierra 1500 Pro Crew Cab

$34,850
speed 59,132 mi
sell
Key features
  • Gasoline
  • V-8 cyl
  • 4x4
location_on
Cannon Ford of Cleveland
Cleveland, MS (907.1 mi)
(662) 771-4755

Used 2023 GMC Sierra 1500 Denali Crew Cab

$55,401
speed 32,311 mi
sell
Key features
  • Gasoline
  • 6.2L
  • 4WD
location_on
Golf Mill Ford Inc
Niles, IL (907.9 mi)
(224) 434-3003

Used 2026 GMC Sierra 1500 Denali Ultimate Crew Cab

$73,296
speed 5,956 mi
sell
Key features
  • Gasoline
  • 4WD
  • Denali Ultimate
location_on
Golf Mill Ford Inc
Niles, IL (907.9 mi)
(224) 434-3003

Used 2025 GMC Sierra 1500 Denali Ultimate Crew Cab

$70,995 List Price
$64,546
speed 25,462 mi
sell
Key features
  • Diesel
  • 4WD
  • Denali Ultimate
location_on
Frank Boucher Chevrolet
Racine, WI (908.4 mi)
(262) 404-4838

Used 2022 GMC Sierra 1500 AT4 Crew Cab

$42,495
speed 48,460 mi
sell
Key features
  • Diesel
  • 4WD
  • AT4
location_on
Frank Boucher Chevrolet
Racine, WI (908.4 mi)
(262) 404-4838

Used 2023 GMC Sierra 1500 AT4 Crew Cab

$53,995 List Price
$48,997
speed 30,207 mi
sell
Key features
  • Diesel
  • 4WD
  • AT4
location_on
Frank Boucher Chevrolet
Racine, WI (908.4 mi)
(262) 404-4838

Used 2018 GMC Sierra 1500 SLT Crew Cab

$24,990
speed 100,000 mi
sell
Key features
  • Gasoline
  • 4WD
  • SLT
location_on
Bettenhausen CDJR of Tinley Park
Tinley Park, IL (908.5 mi)
(815) 524-1446

Used 2025 GMC Sierra 1500 Elevation Crew Cab

$48,167
speed 8,159 mi
sell
Key features
  • Gasoline
  • 2.7L I4 Turbocharged DOHC 16V LEV3-SULEV30 310hp
  • 4WD
location_on
Red Bluff Dodge Ram
Red Bluff, CA (908.8 mi)
(530) 203-8154

Used 2023 GMC Sierra 1500 Denali Crew Cab

$46,742
speed 40,853 mi
sell
Key features
  • Diesel
  • 3.0L I6
  • 4WD
location_on
Red Bluff Dodge Ram
Red Bluff, CA (908.8 mi)
(530) 203-8154

Used 2024 GMC Sierra 1500 SLT Crew Cab

$44,167
speed 71,260 mi
sell
Key features
  • Diesel
  • 3.0L I6
  • 4WD
location_on
Red Bluff Dodge Ram
Red Bluff, CA (908.8 mi)
(530) 203-8154

Used 2020 GMC Sierra 1500 Elevation Double Cab

$31,385
speed 70,811 mi
sell
Key features
  • Diesel
  • 4WD
  • Elevation
location_on
Ewald's Venus Ford
Cudahy, WI (909.9 mi)
(414) 928-2651

Used 2021 GMC Sierra 1500 SLT Crew Cab

$33,012
speed 105,061 mi
sell
Key features
  • Gasoline
  • 4WD
  • SLT
location_on
Ewald's Venus Ford
Cudahy, WI (909.9 mi)
(414) 928-2651

Used 2024 GMC Sierra 1500 AT4 Crew Cab

$55,388
speed 31,262 mi
sell
Key features
  • Diesel
  • 3.0L Duramax<sup>&reg;</sup> Turbo Diesel engine
  • 4WD
location_on
Rio Vista Chevrolet
Buellton, CA (910.9 mi)
(805) 307-8958

Used 2024 GMC Sierra 1500 Denali Crew Cab

$54,956
speed 21,583 mi
sell
Key features
  • Gasoline
  • 6.2L EcoTec3 V8 engine
  • 4WD
location_on
Rio Vista Chevrolet
Buellton, CA (910.9 mi)
(805) 307-8958

Used 2024 GMC Sierra 1500 SLT Crew Cab

$47,351
speed 72,462 mi
sell
Key features
  • Diesel
  • Duramax 3.0L Diesel Turbo I6 305hp 495ft. lbs.
  • 4x4
location_on
Silsbee Ford
Silsbee, TX (914.9 mi)
(409) 248-1467

New 2026 GMC Sierra 1500 Pro Crew Cab

$45,895
sell
Key features
  • Gasoline
  • TurboMax<sup>&trade;</sup> engine
  • RWD
location_on
Dublin GMC
Dublin, CA (917.3 mi)
(925) 481-5443

New 2026 GMC Sierra 1500 Denali Crew Cab

$74,634
sell
Key features
  • Diesel
  • 3.0L Duramax<sup>&reg;</sup> Turbo Diesel engine
  • 4WD
location_on
Dublin GMC
Dublin, CA (917.3 mi)
(925) 481-5443

New 2026 GMC Sierra 1500 Elevation Crew Cab

$48,335
sell
Key features
  • Gasoline
  • TurboMax<sup>&trade;</sup> engine
  • 4WD
location_on
Dublin GMC
Dublin, CA (917.3 mi)
(925) 481-5443

New 2026 GMC Sierra 1500 SLT Crew Cab

$59,325
sell
Key features
  • Gasoline
  • 5.3L EcoTec3 V8 engine
  • 4WD
location_on
Dublin GMC
Dublin, CA (917.3 mi)
(925) 481-5443

New 2026 GMC Sierra 1500 Pro Crew Cab

$51,985
sell
Key features
  • Gasoline
  • 5.3L EcoTec3 V8 engine
  • 4WD
location_on
Dublin GMC
Dublin, CA (917.3 mi)
(925) 481-5443

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