Used GMC Sedans for Sale in Castle Rock, CO

3,024 results

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

36,514 miles

$51,551

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: Summit White
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Jet Black With Kalahari Accents, Perforated Leathe
Transmission:: Automatic
Mileage:: 36,514
Stock #:: TF242913A
VIN:: 1GTUUEE83PZ285901

2025 GMC Canyon

AT4 Crew Cab 4WD

8,350 miles

$45,689

Year:: 2025
Make:: GMC
Model:: Canyon
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Sterling Metallic
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Black (Obsidian Rush, Perforated Leather-Appointed Front )
Transmission:: Automatic
Mileage:: 8,350
Stock #:: TS1144111
VIN:: 1GTP2DEK4S1144111

2025 GMC Hummer EV SUV

2X AWD

11,252 miles

$71,995

Year:: 2025
Make:: GMC
Model:: Hummer EV SUV
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: Electric
Exterior color:: Void Black
Combined gas mileage:: 53 MPG
Fuel type:: Electric
Interior color:: Lunar Shadow (Jet Black/Taupe)
Transmission:: Automatic
Mileage:: 11,252
Stock #:: P101884
VIN:: 1GKB0NDE3SU101884

2017 GMC Sierra 1500

Denali Crew Cab 4WD

168,930 miles

$20,587

Year:: 2017
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Quicksilver Metallic
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 168,930
Stock #:: 1818D
VIN:: 3GTU2PEJ3HG472464

2023 GMC Canyon

Elevation Crew Cab 4WD

11,763 miles

$38,998

Year:: 2023
Make:: GMC
Model:: Canyon
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Onyx Black
Combined gas mileage:: 19 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 11,763
Stock #:: P1239219C
VIN:: 1GTP6BEK6P1239219

2011 GMC Yukon XL

SLT 4WD

147,285 miles

$8,999

Year:: 2011
Make:: GMC
Model:: Yukon XL
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 320 hp 5.3L V8 Flex Fuel Vehicle
Exterior color:: Black
Combined gas mileage:: 18 MPG
Fuel type:: Flex Fuel Vehicle
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 147,285
Stock #:: BR362533
VIN:: 1GKS2KE36BR362533

2021 GMC Sierra 1500

Denali Crew Cab RWD

26,080 miles

$44,397

Fair Deal

$861/mo est.

Store transfer to Parker, CO

14 mi awayPrice includes $399 store transfer

Year:: 2021
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 355 hp 5.3L V8
Exterior color:: Black
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 26,080
Stock #:: 27217954
VIN:: 3GTP8FED7MG230173

2017 GMC Savana Chassis

3500 139 Cutaway RWD

77,517 miles

$18,998

Year:: 2017
Make:: GMC
Model:: Savana Chassis
Body type:: Van
Doors:: 2 doors
Drivetrain:: Rear-Wheel Drive
Engine:: 285 hp 4.8L V8
Exterior color:: Special Paint
Fuel type:: Gasoline
Interior color:: Medium Pewter
Transmission:: Automatic
Mileage:: 77,517
Stock #:: CU16864
VIN:: 1GD07RFF2H1902663

2021 GMC Acadia

Denali AWD

68,559 miles

$27,501

Year:: 2021
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Hunter Metallic
Combined gas mileage:: 22 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 9-Speed Automatic
Mileage:: 68,559
Stock #:: ETMZ207259
VIN:: 1GKKNXLS3MZ207259

2019 GMC Yukon XL

SLT 4WD

133,443 miles

$22,900

Year:: 2019
Make:: GMC
Model:: Yukon XL
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Fuel type:: Gasoline
Transmission:: 6-Speed Automatic Overdrive
Mileage:: 133,443
Stock #:: SAG1499
VIN:: 1GKS2GKCXKR169559

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2021 GMC Canyon

Denali Crew Cab 4WD

46,755 miles

$31,010

Year:: 2021
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:: 19 MPG
Fuel type:: Gasoline
Interior color:: Cocoa/Dark Atmosphere, Perforated Leather-Appointe
Transmission:: Automatic
Mileage:: 46,755
Stock #:: T1221216A
VIN:: 1GTG6EEN4M1191257

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2015 GMC Sierra 1500

SLE Double Cab 4WD

167,831 miles

$13,795

Year:: 2015
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Onyx Black
Combined gas mileage:: 19 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 6-Speed Automatic Overdrive
Mileage:: 167,831
Stock #:: 10122A
VIN:: 1GTV2UEC2FZ164767

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2020 GMC Terrain

SLT AWD

63,493 miles

$15,399

Year:: 2020
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 1.5L I4
Exterior color:: Gray
Fuel type:: Gasoline
Interior color:: Gray
Transmission:: 9-Speed Automatic Overdrive
Mileage:: 63,493
Stock #:: 3889G
VIN:: 3GKALVEVXLL336411

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2019 GMC Terrain

SLE

98,678 miles

$12,999

Year:: 2019
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 1.5L I4
Exterior color:: Black (Ebony Twilight Metallic)
Combined gas mileage:: 28 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 9-Speed Automatic
Mileage:: 98,678
Stock #:: T368484
VIN:: 3GKALMEV9KL368484

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2020 GMC Terrain

SLT AWD

67,890 miles

$17,299

Year:: 2020
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 1.5L I4
Exterior color:: White
Combined gas mileage:: 26 MPG
Fuel type:: Gasoline
Interior color:: Gray
Transmission:: 9-Speed Automatic
Mileage:: 67,890
Stock #:: 243651
VIN:: 3GKALVEV3LL243651

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2018 GMC Acadia

SLT-1 FWD

99,355 miles

$13,988

Year:: 2018
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Blue
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Brown (Tan)
Transmission:: 6-Speed Automatic
Mileage:: 99,355
Stock #:: S70069
VIN:: 1GKKNMLS6JZ118442

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2024 GMC Sierra 1500

Elevation Standard Crew Cab 4WD

25,649 miles

$40,910

Year:: 2024
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
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Jet Black, Cloth Seat Trim
Transmission:: Automatic
Mileage:: 25,649
Stock #:: ARG205371
VIN:: 3GTPUJEK1RG205371

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2020 GMC Sierra 1500

SLT Crew Cab 4WD

91,793 miles

$31,296

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:: Pacific Blue Metallic
Combined gas mileage:: 19 MPG
Fuel type:: Gasoline
Interior color:: Dark Walnut/Slate
Transmission:: Automatic
Mileage:: 91,793
Stock #:: LG298751A
VIN:: 3GTU9DED5LG298751

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2024 GMC Hummer EV SUV

3X AWD

20,306 miles

$65,749

Year:: 2024
Make:: GMC
Model:: Hummer EV SUV
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: Electric
Exterior color:: Moonshot Green Matte
Combined gas mileage:: 52 MPG
Fuel type:: Electric
Interior color:: Lunar Shadow (Jet Black/Taupe)
Transmission:: Automatic
Mileage:: 20,306
Stock #:: P17696
VIN:: 1GKB0RDC6RU100132

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2024 GMC Sierra 1500

Pro Crew Cab 4WD

16,734 miles

$40,798

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Thunderstorm Gray
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 16,734
Stock #:: PJ140A
VIN:: 1GTUUAED5RZ402774

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2016 GMC Sierra 1500

SLT Crew Cab 4WD

139,766 miles

$22,488

Year:: 2016
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Onyx Black
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 139,766
Stock #:: 12390
VIN:: 3GTU2NEC6GG155248

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2023 GMC Sierra 3500HD

Denali Crew Cab 4WD

61,092 miles

$56,599

Year:: 2023
Make:: GMC
Model:: Sierra 3500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.6L V8 Biodiesel
Exterior color:: White Frost
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 61,092
Stock #:: UC129906A
VIN:: 1GT49WEY0PF129906

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2025 GMC Sierra 2500HD

Denali Ultimate Crew Cab 4WD

21,139 miles

$84,298

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:: Onyx Black
Fuel type:: Biodiesel
Interior color:: Alpine Umber
Transmission:: Automatic
Mileage:: 21,139
Stock #:: SF155534C
VIN:: 1GT4UXEY2SF155534

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2023 GMC Sierra 1500

Denali Crew Cab 4WD

20,976 miles

$55,000

Fair Deal

$1,047/mo est.

Manufacturer certified

Boulder, CO

49 mi away

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: Titanium Rush Metallic
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 20,976
Stock #:: G334536
VIN:: 1GTUUGE86PZ334536

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Used GMC Sedans for Sale in Castle Rock, CO

2023 GMC Sierra 1500

$51,551

2025 GMC Canyon

$45,689

2025 GMC Hummer EV SUV

$71,995

2017 GMC Sierra 1500

$20,587

2023 GMC Canyon

$38,998

2011 GMC Yukon XL

$8,999

2021 GMC Sierra 1500

$44,397

2017 GMC Savana Chassis

$18,998

2021 GMC Acadia

$27,501

2019 GMC Yukon XL

$22,900

2021 GMC Canyon

$31,010

2015 GMC Sierra 1500

$13,795

2020 GMC Terrain

$15,399

2019 GMC Terrain

$12,999

2020 GMC Terrain

$17,299

2018 GMC Acadia

$13,988

2024 GMC Sierra 1500

$40,910

2020 GMC Sierra 1500

$31,296

2024 GMC Hummer EV SUV

$65,749

2024 GMC Sierra 1500

$40,798

2016 GMC Sierra 1500

$22,488

2023 GMC Sierra 3500HD

$56,599

2025 GMC Sierra 2500HD

$84,298

2023 GMC Sierra 1500

$55,000

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