Used GMC Wagons for Sale inLongmont, CO

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3,163 vehicles found

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Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Gray
Fuel type:
Biodiesel
Interior color:
Alpine Umber, Full Grain Leather Seat Trim
Transmission:
Automatic
Mileage:
9,979
Stock #:
ASF198178
VIN:
1GT4UXEY1SF198178
Gray 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic
New arrival
Alpine Buick GMC

Sponsored by Alpine Buick GMC

2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

9,979 mi

Highlands Ranch, CO
42 mi away
Fair Deal

$82,681

Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Blue
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
92,440
Stock #:
LZ147365
VIN:
1GTU9FEL9LZ147365
Blue 2020 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

Sponsored Listing

2020 GMC Sierra 1500

Denali Crew Cab 4WD

92,440 mi

Loveland, CO
19 mi away
Fair Deal

$36,987

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 2.7L I4
Exterior color:
Onyx Black
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock #:
G260641
VIN:
1GTPUCEK4TZ388199
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

Elevation Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $57,045

$47,795

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 2.7L I4
Exterior color:
Summit White
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock #:
G260659
VIN:
1GTPUCEK5TZ396649
Summit White 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

Elevation Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $56,550

$47,360

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Fuel type:
Diesel
Interior color:
Black (Obsidian Rush)
Transmission:
Automatic
Mileage:
120
Stock #:
L284613
VIN:
3GTUUFE84TG284613
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,895

 

2026 GMC Sierra 1500

AT4X Crew Cab 4WD

Longmont, CO
3 mi away

New car

MSRP $84,980

$72,026

$70,026

Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Summit White
Fuel type:
Biodiesel
Interior color:
Jet Black with Kalahari accents
Transmission:
Automatic
Mileage:
35,681
Stock #:
WP8597
VIN:
1GT4UPEY9SF369470
Summit White 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,790

 

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

35,681 mi

Thornton, CO
20 mi away
Good Deal

$67,974

$65,983

Year:
2026
Make:
GMC
Model:
Terrain
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Front-Wheel Drive
Engine:
175 hp 1.5L I4
Exterior color:
Black
Combined gas mileage:
27 MPG
Fuel type:
Gasoline
Interior color:
Gray
Transmission:
Automatic
Mileage:
21,827
Stock #:
29260187
VIN:
3GKALMEG4TL333094
Black 2026 GMC Terrain SUV / Crossover Front-Wheel Drive Automatic
Price drop

-$1,000

 

2026 GMC Terrain

Elevation FWD

21,827 mi

Store transfer to Loveland, CO
Price includes $1,099 shipping
Fair Deal

$26,097

$25,097

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock #:
TZ114794
VIN:
1GTUUGE8XTZ114794
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,000

 

2026 GMC Sierra 1500

Denali Crew Cab 4WD

Golden, CO
31 mi away

New car

MSRP $80,340

$65,999

$63,999

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Glacier White Tricoat
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
10
Stock #:
G260703
VIN:
3GTUUGE81TG298460
Glacier White Tricoat 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$1,505

 

2026 GMC Sierra 1500

Denali Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $75,279

$64,841

$63,336

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Sterling Metallic
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
2,552
Stock #:
G330164
VIN:
3GTUUDE87TG330164
Sterling Metallic 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,895

 

2026 GMC Sierra 1500

SLT Crew Cab 4WD

Boulder, CO
12 mi away

New car

MSRP $69,430

$56,763

$54,763

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Onyx Black
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
6
Stock #:
G260603
VIN:
1GTUUHEL8TZ374816
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $88,930

$75,854

Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Sterling Metallic
Interior color:
Jet Black with Kalahari accents
Transmission:
Automatic
Mileage:
32,138
Stock #:
MP8660
VIN:
1GT4UPEYXSF369994
Sterling Metallic 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

32,138 mi

Thornton, CO
20 mi away
Fair Deal

$68,387

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Sterling Metallic
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
3
Stock #:
TZ507014
VIN:
1GTUUCE85TZ507014
Sterling Metallic 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,000

 

2026 GMC Sierra 1500

Elevation Crew Cab 4WD

Lone Tree, CO
43 mi away

New car

MSRP $66,990

$54,539

$52,539

Year:
2023
Make:
GMC
Model:
Canyon
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
4X2
Engine:
310 hp 2.7L I4
Exterior color:
Onyx Black
Combined gas mileage:
20 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic
Mileage:
54,805
Stock #:
K270103B
VIN:
1GTP5BEK7P1128648
Onyx Black 2023 GMC Canyon Pickup Truck 4X2 8-Speed Automatic

Sponsored Listing

2023 GMC Canyon

Elevation Crew Cab RWD

54,805 mi

Longmont, CO
7 mi away
Fair Deal

$30,330

Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Gray
Fuel type:
Biodiesel
Interior color:
Alpine Umber, Full Grain Leather Seat Trim
Transmission:
Automatic
Mileage:
9,979
Stock #:
ASF198178
VIN:
1GT4UXEY1SF198178
Gray 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic
New arrival
Alpine Buick GMC

Sponsored by Alpine Buick GMC

2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

9,979 mi

Highlands Ranch, CO
42 mi away
Fair Deal

$82,681

Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Blue
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
92,440
Stock #:
LZ147365
VIN:
1GTU9FEL9LZ147365
Blue 2020 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

Sponsored Listing

2020 GMC Sierra 1500

Denali Crew Cab 4WD

92,440 mi

Loveland, CO
19 mi away
Fair Deal

$36,987

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 2.7L I4
Exterior color:
Onyx Black
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock #:
G260641
VIN:
1GTPUCEK4TZ388199
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

Elevation Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $57,045

$47,795

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 2.7L I4
Exterior color:
Summit White
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock #:
G260659
VIN:
1GTPUCEK5TZ396649
Summit White 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

Elevation Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $56,550

$47,360

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Fuel type:
Diesel
Interior color:
Black (Obsidian Rush)
Transmission:
Automatic
Mileage:
120
Stock #:
L284613
VIN:
3GTUUFE84TG284613
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,895

 

2026 GMC Sierra 1500

AT4X Crew Cab 4WD

Longmont, CO
3 mi away

New car

MSRP $84,980

$72,026

$70,026

Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Summit White
Fuel type:
Biodiesel
Interior color:
Jet Black with Kalahari accents
Transmission:
Automatic
Mileage:
35,681
Stock #:
WP8597
VIN:
1GT4UPEY9SF369470
Summit White 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,790

 

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

35,681 mi

Thornton, CO
20 mi away
Good Deal

$67,974

$65,983

Year:
2026
Make:
GMC
Model:
Terrain
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Front-Wheel Drive
Engine:
175 hp 1.5L I4
Exterior color:
Black
Combined gas mileage:
27 MPG
Fuel type:
Gasoline
Interior color:
Gray
Transmission:
Automatic
Mileage:
21,827
Stock #:
29260187
VIN:
3GKALMEG4TL333094
Black 2026 GMC Terrain SUV / Crossover Front-Wheel Drive Automatic
Price drop

-$1,000

 

2026 GMC Terrain

Elevation FWD

21,827 mi

Store transfer to Loveland, CO
Price includes $1,099 shipping
Fair Deal

$26,097

$25,097

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock #:
TZ114794
VIN:
1GTUUGE8XTZ114794
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,000

 

2026 GMC Sierra 1500

Denali Crew Cab 4WD

Golden, CO
31 mi away

New car

MSRP $80,340

$65,999

$63,999

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Glacier White Tricoat
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
10
Stock #:
G260703
VIN:
3GTUUGE81TG298460
Glacier White Tricoat 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$1,505

 

2026 GMC Sierra 1500

Denali Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $75,279

$64,841

$63,336

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Sterling Metallic
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
2,552
Stock #:
G330164
VIN:
3GTUUDE87TG330164
Sterling Metallic 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,895

 

2026 GMC Sierra 1500

SLT Crew Cab 4WD

Boulder, CO
12 mi away

New car

MSRP $69,430

$56,763

$54,763

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Onyx Black
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
6
Stock #:
G260603
VIN:
1GTUUHEL8TZ374816
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

Henderson, CO
23 mi away

New car

MSRP $88,930

$75,854

Year:
2025
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Sterling Metallic
Interior color:
Jet Black with Kalahari accents
Transmission:
Automatic
Mileage:
32,138
Stock #:
MP8660
VIN:
1GT4UPEYXSF369994
Sterling Metallic 2025 GMC Sierra 2500HD Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

32,138 mi

Thornton, CO
20 mi away
Fair Deal

$68,387

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Sterling Metallic
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
3
Stock #:
TZ507014
VIN:
1GTUUCE85TZ507014
Sterling Metallic 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,000

 

2026 GMC Sierra 1500

Elevation Crew Cab 4WD

Lone Tree, CO
43 mi away

New car

MSRP $66,990

$54,539

$52,539

Year:
2023
Make:
GMC
Model:
Canyon
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
4X2
Engine:
310 hp 2.7L I4
Exterior color:
Onyx Black
Combined gas mileage:
20 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic
Mileage:
54,805
Stock #:
K270103B
VIN:
1GTP5BEK7P1128648
Onyx Black 2023 GMC Canyon Pickup Truck 4X2 8-Speed Automatic

Sponsored Listing

2023 GMC Canyon

Elevation Crew Cab RWD

54,805 mi

Longmont, CO
7 mi away
Fair Deal

$30,330

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