CarGurus Logo Homepage Link
  • Buy
    • Used cars
    • New cars
    • Certified pre-owned
    • Start your purchase online
    • Dealerships near me
  • Sell
    • Sell my car
    • Car values
    • Sell my car FAQs
  • Finance
    • Prequalify for financing
    • How does it work?
    • Financing FAQs
  • Research
    • Test drive reviews
    • Price trends
    • Tips & advice
    • Electric cars
    • Compare cars
  • Discover
    The latest way to shop:
    smarter research, better
    listings.
  • Saved cars & searches
  • Sign in / Register
    • My account
    • Saved searches
    • Saved cars
    • Recommended cars
    • Browsing history
    • Financing dashboard
      • United States (EN)
      • Estados Unidos (ES)
      • Canada (EN)
      • Canada (FR)
      • United Kingdom

Used 2018 GMC Sierra 1500 Denali for Sale near Boulder, CO

31 results
Boulder, CO
2018 GMC Sierra 1500 Denali Crew Cab 4WD O'Meara Ford

2018 GMC Sierra 1500

Denali Crew Cab 4WD

91,309 miles

$31,990

Fair Deal
Northglenn, CO
17 mi away
Year:
2018
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
91,309
Stock number:
CP6649A
VIN:
3GTU2PEJ7JG292510

Sponsored

2018 GMC Sierra 1500 Denali Crew Cab 4WD

2018 GMC Sierra 1500

Denali Crew Cab 4WD

70,210 miles

$31,690

Good Deal
Aurora, CO
31 mi away
Year:
2018
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Quicksilver Metallic
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
70,210
Stock number:
260211B
VIN:
3GTU2PEC8JG166559

Sponsored

2018 GMC Sierra 1500 Denali Crew Cab 4WD

2018 GMC Sierra 1500

Denali Crew Cab 4WD

122,515 miles

$28,960

Fair Deal
Greeley, CO
38 mi away
Year:
2018
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
Transmission:
Automatic
Mileage:
122,515
Stock number:
JG442689T
VIN:
3GTU2PEJ1JG442689

Sponsored

2018 GMC Sierra 1500 Denali Crew Cab 4WD

2018 GMC Sierra 1500

Denali Crew Cab 4WD

112,013 miles

$28,999

Good Deal
Fort Lupton, CO
25 mi away
Year:
2018
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
White Frost Tricoat
Fuel type:
Gasoline
Mileage:
112,013
Stock number:
P0454
VIN:
3GTU2PEJ0JG336217

2018 GMC Sierra 1500 Denali Crew Cab 4WD

2018 GMC Sierra 1500

Denali Crew Cab 4WD

88,079 miles

$31,195

Good Deal
Longmont, CO
17 mi away
Year:
2018
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Black
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
8-Speed Automatic
Mileage:
88,079
Stock number:
17215
VIN:
3GTU2PEJ1JG111787

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

74,215 miles

$31,925

Good Deal
Lakewood, CO
20 mi away
Year:
2018
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Black
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
74,215
Stock number:
SCL240487C
VIN:
3GTU2PEJ8JG606021

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

122,515 miles

$28,960

Fair Deal
Greeley, CO
38 mi away
Year:
2018
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
Transmission:
Automatic
Mileage:
122,515
Stock number:
JG442689T
VIN:
3GTU2PEJ1JG442689

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

70,210 miles

$31,690

Good Deal
Aurora, CO
31 mi away
Year:
2018
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Quicksilver Metallic
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
70,210
Stock number:
260211B
VIN:
3GTU2PEC8JG166559

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

91,309 miles

$31,990

Fair Deal
Northglenn, CO
17 mi away
Year:
2018
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
91,309
Stock number:
CP6649A
VIN:
3GTU2PEJ7JG292510

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

85,125 miles

$31,201

Good Deal
Lakewood, CO
20 mi away
Year:
2018
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:
Black
Transmission:
Automatic
Mileage:
85,125
Stock number:
SLL260161A
VIN:
3GTU2PEJ2JG144863

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

97,796 miles

$29,998

Fair Deal
Centennial, CO
36 mi away
Year:
2018
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
White
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
97,796
Stock number:
U16397Z
VIN:
3GTU2PEC3JG475887

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

60,252 miles

Negotiable

No Price Analysis
Denver, CO
28 mi away
Year:
2018
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
60,252
Stock number:
DP13451
VIN:
3GTU2PEJ7JG439831

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

59,492 miles

$38,498

High Price
Centennial, CO
36 mi away
Year:
2018
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
Interior color:
Black
Transmission:
Automatic
Mileage:
59,492
Stock number:
U16670Z
VIN:
3GTU2PEJ7JG372714

  1. Home
  2. / Used Cars
  3. / GMC Sierra 1500
  4. / Denali
  5. / Colorado
  6. / Boulder
Reviews
FAQs

5 Overall rating

(1 reviews)
Anonymous
5.0
Reviewed a 2018 GMC Denali Crew Cab 4WD on Apr 23, 2024

Very good value, love the extras this Denali provides

GMC Sierra 1500 Denali FAQs

How much does the GMC Sierra 1500 Denali cost in Boulder, CO?

The average GMC Sierra 1500 Denali costs about $27,010.90. The average price has decreased by -6.7% since last year. The 357 for sale near Boulder, CO on CarGurus, range from $8,900 to $81,830 in price.

How many GMC Sierra 1500 Denali vehicles in Boulder, CO have no reported accidents or damage?

288 out of 357 for sale near Boulder, CO have no reported accidents or damage.

What is the fuel economy of the GMC Sierra 1500 Denali?

Depending on the engine and options, the GMC Sierra 1500 Denali gets between 14 and 24 MPG (or MPGe).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

  • 2019 GMC Sierra 1500 Denali in Boulder CO

  • 2017 GMC Sierra 1500 Denali in Boulder CO

  • 2016 GMC Sierra 1500 Denali in Boulder CO

  • 2015 GMC Sierra 1500 Denali in Boulder CO

  • All Used Cars

  • Manual Transmission Cars

  • Luxury Cars

  • Cars with Red Interior

  • Cheap Manual Cars

  • Hybrid Cars

  • Sports Cars

  • Electric SUVs

  • Cheap Trucks

  • Small Cars

  • Third Row SUVs

  • Three Quarter Ton Trucks

  • Lifted Trucks

  • Manual Transmission Trucks

  • Diesel Trucks

  • Hybrid SUVs

  • Dually Trucks

  • One Ton Trucks

  • Cheap SUVs

  • Lifted Ford Trucks

  • 4x4 Trucks

  • Work Trucks

  • AWD SUVs

  • Ford Trucks

  • Chevrolet Trucks

  • Toyota Trucks

  • Trucks Under $10,000

  • Cars Under $15,000

  • Sports Cars Under $20,000

  • Trucks Under $20,000

  • Used Sedans for Sale with Low Mileage

  • Used SUVs / Crossovers for Sale with Low Mileage

  • Used Hatchbacks for Sale with Low Mileage

  • Used Convertibles for Sale with Low Mileage

  • Used Vans for Sale with Low Mileage

  • Used Minivans for Sale with Low Mileage

  • Used Pickup Trucks for Sale with Low Mileage

  • Used Coupes for Sale with Low Mileage

  • Used Wagons for Sale with Low Mileage

  • Johnson Auto Plaza

  • Mike Maroone Chevrolet Buick GMC Longmont

  • Mike Maroone Cadillac Buick GMC

  • Loveland Buick GMC

  • Shortline Buick-GMC

  • Markley Motors

  • AutoNation Buick GMC West

  • Transwest GMC Isuzu

Connect with us
Download our app
Download on the App Store Get it on Google Play
  • Company
  • About CarGurus
  • Our team
  • Press
  • Investor relations
  • Price trends
  • Careers
  • Advertise with CarGurus
  • For dealers
  • Dealer signup
  • Dealer resources
  • Terms
  • Terms of use
  • Privacy policy
  • Interest-based ads
  • Security
  • Help
  • Help center
  • Contact us
Click for the BBB Business Review of this Auto Listing Service in Cambridge MA
    • United States (EN)
    • Estados Unidos (ES)
    • Canada (EN)
    • Canada (FR)
    • United Kingdom

© 2025 CarGurus, Inc., All Rights Reserved.