Used Gray GMC for Sale inLongmont, CO
261 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Gray
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 59,781
- Stock #:
- Q491N
- VIN:
- 3GTU9CET1MG293890
Sponsored by Sprinkler Used Cars
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
59,781 mi
Longmont, CO
1 mi away
Fair Deal
$33,595
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 136,296
- Stock #:
- Q515N
- VIN:
- 1GKS2CKJ0KR405112
Sponsored Listing
2019 GMC Yukon
Denali 4WD
136,296 mi
Longmont, CO
1 mi away
Fair Deal
$25,595
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Thunderstorm Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 30,136
- Stock #:
- RG302711T
- VIN:
- 3GTUUEE84RG302711
Sponsored Listing
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
30,136 mi
Wheat Ridge, CO
26 mi away
Fair Deal
$52,698
- 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:
- Gray
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Kalahari Accents, Perforated Leathe
- Transmission:
- Automatic
- Mileage:
- 37,556
- Stock #:
- TLG124076
- VIN:
- 3GTP9EEL9LG124076
New arrival
2020 GMC Sierra 1500
AT4 Crew Cab 4WD
37,556 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$41,667
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black, Vinyl Seat Trim
- Transmission:
- Automatic
- Mileage:
- 2,148
- Stock #:
- TG270798
- VIN:
- 3GTUUAED5TG270798
2026 GMC Sierra 1500
Pro Crew Cab 4WD
Highlands Ranch, CO
42 mi away
New car
MSRP $54,664
$44,422
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Gray (Dark Sky Metallic)
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 98,996
- Stock #:
- U16967
- VIN:
- 3GTU9CED7MG173732
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
98,996 mi
Henderson, CO
23 mi away
Great Deal
$28,296
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Gray
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Diesel
- Interior color:
- Black (Obsidian Rush, Full Grain Leather Front Seat Trim)
- Transmission:
- Automatic
- Mileage:
- 52,662
- Stock #:
- TRG324976
- VIN:
- 3GTUUFE8XRG324976
2024 GMC Sierra 1500
AT4X Crew Cab 4WD
52,662 mi
Aurora, CO
33 mi away
Fair Deal
$56,180
- Year:
- 2015
- Make:
- GMC
- Model:
- Canyon
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 305 hp 3.6L V6
- Exterior color:
- Cyber Gray Metallic
- Combined gas mileage:
- 20 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Cobalt Red
- Transmission:
- 6-Speed Automatic
- Mileage:
- 182,263
- Stock #:
- L140898
- VIN:
- 1GTG6BE37F1140898
2015 GMC Canyon
SLE Crew Cab 4WD
182,263 mi
Longmont, CO
3 mi away
Fair Deal
$12,740
- Year:
- 2021
- Make:
- GMC
- Model:
- Yukon
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Mileage:
- 81,719
- Stock #:
- C260814
- VIN:
- 1GKS2DKL8MR463236
Price drop
-$1,000
2021 GMC Yukon
Denali 4WD
81,719 mi
Denver, CO
31 mi away
Great Deal
$40,000
$39,000
- Year:
- 2021
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Mileage:
- 82,749
- Stock #:
- L315150
- VIN:
- 1GKS2GKD1MR315150
2021 GMC Yukon XL
SLT 4WD
82,749 mi
Longmont, CO
3 mi away
Good Deal
$39,101
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black With Kalahari Accents, Perforated Leathe
- Transmission:
- Automatic
- Mileage:
- 22,940
- Stock #:
- ARZ128580
- VIN:
- 1GTUUEE8XRZ128580
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
22,940 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$53,027
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Dark Ash Gray
- Transmission:
- Automatic
- Mileage:
- 78,738
- Stock #:
- L135471
- VIN:
- 1GTU9DED7LZ135471
2020 GMC Sierra 1500
SLT Crew Cab 4WD
78,738 mi
Longmont, CO
3 mi away
Fair Deal
$34,626
- Year:
- 2019
- Make:
- GMC
- Model:
- Canyon
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 308 hp 3.6L V6
- Exterior color:
- Gray (Dark Sky Metallic)
- Combined gas mileage:
- 20 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 85,497
- Stock #:
- K1117948
- VIN:
- 1GTG6EEN6K1117948
2019 GMC Canyon
Denali Crew Cab 4WD
85,497 mi
Lone Tree, CO
43 mi away
Good Deal
$23,630
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray (Dark Sky Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 37,760
- Stock #:
- 3F1198B
- VIN:
- 1GTP9EEL3KZ206643
2019 GMC Sierra 1500
AT4 Crew Cab 4WD
37,760 mi
Golden, CO
30 mi away
Fair Deal
$40,250
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Dark Walnut/Slate, Perforated Leather-Appointed Fr
- Transmission:
- Automatic
- Mileage:
- 38,552
- Stock #:
- TRG430734
- VIN:
- 3GTUUDE86RG430734
2024 GMC Sierra 1500
SLT Crew Cab 4WD
38,552 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$45,681
- Year:
- 2024
- Make:
- GMC
- Model:
- Yukon
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black, Perforated Leather Seating Surfaces
- Transmission:
- Automatic
- Mileage:
- 59,773
- Stock #:
- ARR144083
- VIN:
- 1GKS2CKL1RR144083
2024 GMC Yukon
AT4 4WD
59,773 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$59,603
- Year:
- 2017
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8 Flex Fuel Vehicle
- Exterior color:
- Gray
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 101,789
- Stock #:
- 7673
- VIN:
- 1GKS2FKC9HR407520
2017 GMC Yukon XL
SLE 4WD
101,789 mi
Denver, CO
34 mi away
Fair Deal
$20,690
- Year:
- 2021
- Make:
- GMC
- Model:
- Yukon
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 94,659
- Stock #:
- TCRTMR192450
- VIN:
- 1GKS2CKD9MR192450
2021 GMC Yukon
AT4 4WD
94,659 mi
Denver, CO
20 mi away
Good Deal
$38,999
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Gray
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black With Kalahari Accents, Perforated Leathe
- Transmission:
- Automatic
- Mileage:
- 54,426
- Stock #:
- TPZ179255
- VIN:
- 1GTUUEE85PZ179255
2023 GMC Sierra 1500
AT4 Crew Cab 4WD
54,426 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$45,630
- Year:
- 2021
- Make:
- GMC
- Model:
- Yukon
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 96,000
- Stock #:
- 12486
- VIN:
- 1GKS2AKD4MR418625
2021 GMC Yukon
SLE 4WD
96,000 mi
Denver, CO
35 mi away
Fair Deal
$33,999
- Year:
- 2010
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8
- Exterior color:
- Stealth Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Light Titanium/Dark Titanium Accents
- Transmission:
- 6-Speed Automatic
- Mileage:
- 130,021
- Stock #:
- 21808
- VIN:
- 1GT4K1BG9AF154376
Price drop
-$500
2010 GMC Sierra 2500HD
SLT Crew Cab 4WD
130,021 mi
Greeley, CO
25 mi away
Fair Deal
$20,213
$19,713
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Gray
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 59,781
- Stock #:
- Q491N
- VIN:
- 3GTU9CET1MG293890
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
59,781 mi
Longmont, CO
1 mi away
Fair Deal
$33,595
- Year:
- 2020
- Make:
- GMC
- Model:
- Canyon
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 308 hp 3.6L V6
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 20 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 85,643
- Stock #:
- T7236A
- VIN:
- 1GTG6CEN9L1182041
2020 GMC Canyon
SLE Crew Cab 4WD
85,643 mi
Brighton, CO
20 mi away
Fair Deal
$24,725
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Mileage:
- 120,831
- Stock #:
- 11915
- VIN:
- 1GTUUHEL9NZ562070
Sponsored Listing
2022 GMC Sierra 1500
Denali Ultimate Crew Cab 4WD
120,831 mi
Denver, CO
26 mi away
Fair Deal
$39,999
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