GMC Trucks for Sale near Longmont, Colorado
Sort
Filters
21,422 results
Applied
Location
Body Type
Popular Body Types
Other Body Types
Price
Mileage
Make, Model, and Trim
Make
Popular Makes
Model
Year
Chassis Options
Cab Style
Chassis Type
Drivetrain
Rear Wheels
Engine Manufacturer
GVWR
Cab to Axle
Body Options
Body Manufacturer
Popular Body Manufacturers
Other Body Manufacturers
Body Length
Body Material
State
Used 2020 GMC Sierra 3500 Denali Crew Cab
$46,301
speed 90,165 mi
sell
Key features
- Diesel
- Engine: 6.6L V8 DuraMax Diesel, Turbo
- 4WD
location_on
Cable Dahmer GMC of Topeka
Topeka, KS (502.8 mi)
Used 2023 GMC Sierra 1500 Pro Double Cab
$24,301
speed 107,956 mi
sell
Key features
- Gasoline
- 2.7L Turbo High-Output engine
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2021 GMC Sierra 1500 AT4 Crew Cab
$34,000
speed 88,280 mi
sell
Key features
- Diesel
- Engine: Duramax 3.0L, Turbo-Diesel, Inline 6 Cylinder
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
New 2027 GMC Yukon Denali Ultimate
$119,384
sell
Key features
- Denali Ultimate
- Gasoline
- 6.2L V8 engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2023 GMC Sierra 1500 Elevation Crew Cab
$37,301
speed 25,291 mi
sell
Key features
- Gasoline
- 2.7L Turbo High-Output engine
- 4WD
location_on
Cable Dahmer GMC of Topeka
Topeka, KS (502.8 mi)
New 2027 GMC Acadia Denali Ultimate
$68,189 MSRP
$65,189
sell
Key features
- Denali Ultimate
- Gasoline
- 2.5L Turbo engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2019 GMC Sierra 1500 Denali Crew Cab
$35,301
speed 61,684 mi
sell
Key features
- Gasoline
- Engine: 5.3L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
- 4WD
location_on
Cable Dahmer GMC of Topeka
Topeka, KS (502.8 mi)
Used 2026 GMC Sierra 2500 AT4 Crew Cab
$73,899
speed 13,904 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
New 2026 GMC Yukon Denali
$98,019 MSRP
$92,019
sell
Key features
- Denali
- Gasoline
- 6.2L V8 engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
New 2027 GMC Terrain AT4
$46,284 MSRP
$44,284
sell
Key features
- AT4
- Gasoline
- 1.5L Turbo 4-cylinder engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
New 2027 GMC Terrain AT4
$44,715
sell
Key features
- AT4
- Gasoline
- 1.5L Turbo 4-cylinder engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2021 GMC Sierra 1500 SLT Crew Cab
$34,301
speed 88,469 mi
sell
Key features
- Gasoline
- Engine: 6.2L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
- 4WD
location_on
Cable Dahmer GMC of Topeka
Topeka, KS (502.8 mi)
New 2027 GMC Yukon XL Denali
$99,774 MSRP
$93,774
sell
Key features
- Denali
- Diesel
- 3.0L Duramax<sup>®</sup> Turbo Diesel engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
New 2027 GMC Terrain Denali
$47,084 MSRP
$45,084
sell
Key features
- Denali
- Gasoline
- 1.5L Turbo 4-cylinder engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2025 GMC Sierra 2500 SLT Crew Cab
$62,301
speed 45,957 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Cable Dahmer GMC of Topeka
Topeka, KS (502.8 mi)
Used 2024 GMC Sierra 1500 AT4 Crew Cab
$47,301
speed 58,000 mi
sell
Key features
- Diesel
- 3.0L Duramax<sup>®</sup> Turbo Diesel engine
- 4WD
location_on
Cable Dahmer GMC of Topeka
Topeka, KS (502.8 mi)
Used 2025 GMC Sierra 2500 SLT Crew Cab
$62,301
speed 45,957 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2023 GMC Sierra 1500 Elevation Crew Cab
$37,301
speed 25,291 mi
sell
Key features
- Gasoline
- 2.7L Turbo High-Output engine
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
New 2027 GMC Acadia Denali Ultimate
$68,189 MSRP
$65,189
sell
Key features
- Denali Ultimate
- Gasoline
- 2.5L Turbo engine
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2020 GMC Sierra 1500 AT4 Crew Cab
$29,301
speed 90,294 mi
sell
Key features
- Diesel
- Engine: 3.0L, DuraMax Turbo-Diesel, Inline 6 Cylinder
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2024 GMC Sierra 2500 AT4 Crew Cab
$61,301
speed 45,678 mi
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Cable Dahmer GMC of Topeka
Topeka, KS (502.8 mi)
Used 2024 GMC Sierra 1500 AT4 Crew Cab
$47,301
speed 58,000 mi
sell
Key features
- Diesel
- 3.0L Duramax<sup>®</sup> Turbo Diesel engine
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2019 GMC Sierra 1500 Denali Crew Cab
$35,301
speed 61,684 mi
sell
Key features
- Gasoline
- Engine: 5.3L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
- 4WD
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2024 GMC Terrain SLT
$22,699
speed 53,203 mi
sell
Key features
- SLT
- Gasoline
- 1.5L Turbo 4-cylinder engine
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2025 GMC Terrain Elevation
$25,736
speed 36,835 mi
sell
Key features
- Elevation
- Gasoline
- 1.5L Turbo 4-cylinder engine
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2023 GMC Yukon XL Denali
$53,826
speed 64,672 mi
sell
Key features
- Denali
- Gasoline
- 6.2L V8 engine
location_on
Cable Dahmer Chevrolet of Topeka
Topeka, KS (502.8 mi)
Used 2024 GMC Sierra 3500 AT4 Crew Cab
$64,995
speed 30,581 mi
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2016 GMC Sierra 2500 SLT Crew Cab
$30,495
speed 152,784 mi
sell
Key features
- Diesel
- Engine: 6.6L V8 DuraMax Diesel, Turbo
- 4WD
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2022 GMC Sierra 3500 AT4 Crew Cab
$48,495
speed 100,529 mi
sell
Key features
- Diesel
- Engine: 6.6L V8 DuraMax Diesel, Turbo
- 4WD
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)
Used 2025 GMC Sierra 1500 AT4X Crew Cab
$62,995
speed 23,424 mi
sell
Key features
- Diesel
- 3.0L Duramax<sup>®</sup> Turbo Diesel engine
- 4WD
location_on
Newby Buick GMC
Saint George, UT (503.3 mi)




















































