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Used 2018 GMC Sierra 1500 for Sale in Denver, CO

Sierra 1500s for Sale at Dealers

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Year
Mileage
Trim
2018 GMC Sierra 1500 SLT 4WD photo
2018 GMC Sierra 1500 SLT 4WD • Aurora, CO
Black • 5.3L V8 Engine
$27,995 • 100.6k miles
•••

#53 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • Fair Price - $633 Below Market
  • Includes $5,030 Premium Upgrades
  • Average Mileage
More details
2019 GMC Sierra 1500 SLT 4WD photo
Price Drop
2019 GMC Sierra 1500 SLT 4WD • Littleton, CO
White • 5.3L V8 Engine
$33,351 • 93.5k miles
•••

#104 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “D” Buy

  • $14 Price Drop
  • Includes $1,633 Premium Upgrades
  • Average Mileage
More details
2019 GMC Sierra 1500 AT4 4WD photo
2019 GMC Sierra 1500 AT4 4WD • Colorado Springs, CO
White • 6.2L V8 Engine
$36,698 • 85.2k miles
•••

#62 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • Fair Price - $12 Above Market
  • Includes $6,931 Premium Upgrades
  • Below Average Mileage
More details
2018 GMC Sierra 1500 SLT 4WD photo
2018 GMC Sierra 1500 SLT 4WD • Golden, CO
Red • 5.3L V8 Engine
$29,999 • 86.2k miles
•••

#76 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “C+” Buy

  • Includes $2,761 Premium Upgrades
  • Below Average Mileage
  • Dealer Rating - 4.2 stars
More details
2019 GMC Sierra 1500 Elevation 4WD photo
Price Drop
2019 GMC Sierra 1500 Elevation 4WD • Colorado Springs, CO
Red • 5.3L Engine
$30,998 • 54.9k miles
•••

#48 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $700 Price Drop
  • Fair Price - $647 Above Market
  • Includes $3,022 Premium Upgrades
More details
2017 GMC Sierra 1500 SLE 4WD photo
18
Price Drop
2017 GMC Sierra 1500 SLE 4WD • Denver, CO
Black • 5.3L V Engine
$26,400 • 73.2k miles
•••

#18 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $100 Price Drop
  • Great Price - $2,608 Below Market
  • Includes $4,915 Premium Upgrades
More details
2017 GMC Sierra 1500 SLE 4WD photo
Price Drop
2017 GMC Sierra 1500 SLE 4WD • Longmont, CO
5.3L V8 Engine
$20,999 • 146.4k miles
•••

#109 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “D-” Buy

  • $1,000 Price Drop
  • Includes $514 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2020 GMC Sierra 1500 Denali 4WD photo
Price Drop
2020 GMC Sierra 1500 Denali 4WD • Loveland, CO
Brown • 3.0L I6 Engine
$42,995 • 74.3k miles
•••

#88 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • $595 Price Drop
  • Includes $7,616 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2017 GMC Sierra 1500 SLT 4WD photo
Price Drop
2017 GMC Sierra 1500 SLT 4WD • Loveland, CO
Brown • 5.3L V8 Engine
$22,997 • 104.8k miles
•••

#59 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • $595 Price Drop
  • Fair Price - $237 Below Market
  • Includes $2,483 Premium Upgrades
More details
2019 GMC Sierra 1500 SLT 4WD photo
Price Drop
2019 GMC Sierra 1500 SLT 4WD • Loveland, CO
Silver • 5.3L V8 Engine
$30,815 • 115.3k miles
•••

#52 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • $301 Price Drop
  • Fair Price - $862 Below Market
  • Includes $7,934 Premium Upgrades
More details
2020 GMC Sierra 1500 SLT 4WD photo
1
2020 GMC Sierra 1500 SLT 4WD • Littleton, CO
Red • 3.0L I6 Engine
$30,703 • 101k miles
•••

#1 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $8,756 Below Market
  • Includes $11,328 Premium Upgrades
  • Dealer Rating - 4.4 stars
More details
2019 GMC Sierra 1500 SLT 4WD photo
2019 GMC Sierra 1500 SLT 4WD • Colorado Springs, CO
Black • 5.3L V8 Engine
$37,497 • 75.1k miles
•••

#36 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Good Price - $1,244 Below Market
  • Includes $8,316 Premium Upgrades
  • Motivation to Negotiate - Very High
More details
2018 GMC Sierra 1500 Denali 4WD photo
2018 GMC Sierra 1500 Denali 4WD • Lakewood, CO
6.2L Engine
$35,000 • 85.1k miles
•••

#45 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Fair Price - $189 Below Market
  • Includes $6,136 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 SLT 4WD photo
2020 GMC Sierra 1500 SLT 4WD • Wheat Ridge, CO
Red • 3.0L I6 Engine
$32,698 • 120.8k miles
•••

#80 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $4,834 Premium Upgrades
  • Dealer Rating - 4.3 stars
More details
2019 GMC Sierra 1500 Elevation 4WD photo
Price Drop
2019 GMC Sierra 1500 Elevation 4WD • Colorado Springs, CO
Red • 5.3L V8 Engine
$30,210 • 77.3k miles
•••

#92 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “D+” Buy

  • $300 Price Drop
  • Includes $1,690 Premium Upgrades
  • Below Average Mileage
More details
2018 GMC Sierra 1500 SLT 4WD photo
Price Drop
2018 GMC Sierra 1500 SLT 4WD • Colorado Springs, CO
Red • 5.3L V8 Engine
$31,499 • 63.1k miles
•••

#26 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $400 Price Drop
  • Great Price - $2,119 Below Market
  • Includes $4,126 Premium Upgrades
More details
2016 GMC Sierra 1500 SLT 4WD photo
Price Drop
2016 GMC Sierra 1500 SLT 4WD • Denver, CO
Black • 5.3L V8 Engine
$22,600 • 122.3k miles
•••

#79 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • $100 Price Drop
  • Includes $1,282 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2019 GMC Sierra 1500 Denali 4WD photo
23
2019 GMC Sierra 1500 Denali 4WD • Littleton, CO
Gray • 6.2L V8 Engine
$28,981 • 145.8k miles
•••

#23 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $2,449 Below Market
  • Includes $3,861 Premium Upgrades
  • CARFAX: One Owner
More details
2019 GMC Sierra 1500 AT4 4WD photo
2019 GMC Sierra 1500 AT4 4WD • Denver, CO
White • 6.2L V8 Engine
$40,299
•••
More details
2020 GMC Sierra 1500 AT4 4WD photo
7
2020 GMC Sierra 1500 AT4 4WD • Centennial, CO
Gray • 6.2L V8 Engine
$34,798 • 83.4k miles
•••

#7 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $5,454 Below Market
  • Includes $8,238 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 AT4 4WD photo
2020 GMC Sierra 1500 AT4 4WD • Littleton, CO
Black • 3.0L I6 Engine
$35,998 • 101.1k miles
•••

#81 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $4,811 Premium Upgrades
  • Dealer Rating - 4.2 stars
More details
2017 GMC Sierra 1500 Denali 4WD photo
Price Drop
2017 GMC Sierra 1500 Denali 4WD • Longmont, CO
Gray • 6.2L V8 Engine
$27,999 • 137.3k miles
•••

#82 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • $1,000 Price Drop
  • Includes $2,756 Premium Upgrades
  • Motivation to Negotiate - Very High
More details
2018 GMC Sierra 1500 SLE 4WD photo
5
Price Drop
2018 GMC Sierra 1500 SLE 4WD • Castle Rock, CO
Blue • 5.3L V Engine
$19,099 • 160.4k miles
•••

#5 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $799 Price Drop
  • Great Price - $5,827 Below Market
  • Includes $3,642 Premium Upgrades
More details
2019 GMC Sierra 1500 SLT 4WD photo
2019 GMC Sierra 1500 SLT 4WD • Fort Collins, CO
Gray • 5.3L V8 Engine
$34,615 • 94.3k miles
•••

#66 2016-2020 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • Fair Price - $321 Above Market
  • Includes $8,545 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 Denali 4WD photo
2020 GMC Sierra 1500 Denali 4WD • Denver, CO
Black • 6.2L V8 Engine
$44,299
•••
More details
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2018 GMC Sierra 1500

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