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Used 2020 GMC Sierra 1500 for Sale in Denver, CO

Sierra 1500s for Sale at Dealers

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Mileage
Trim
2019 GMC Sierra 1500 SLT 4WD photo
2019 GMC Sierra 1500 SLT 4WD • Brighton, CO
Blue • 5.3L V8 Engine
$31,488 • 114.5k miles
•••

#64 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • Fair Price - $136 Above Market
  • Includes $7,438 Premium Upgrades
  • Dealer Rating - 4.2 stars
More details
2019 GMC Sierra 1500 AT4 4WD photo
2
2019 GMC Sierra 1500 AT4 4WD • Parker, CO
Blue • 6.2L V8 Engine
$36,998 • 71.7k miles
•••

#2 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $10,190 Below Market
  • Includes $13,666 Premium Upgrades
  • Motivation to Negotiate - Very High
More details
2021 GMC Sierra 1500 AT4 4WD photo
Price Drop
2021 GMC Sierra 1500 AT4 4WD • Centennial, CO
Black • 5.3L V8 Engine
$36,998 • 80.6k miles
•••

#100 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “D-” Buy

  • $2,992 Price Drop
  • Includes $858 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2020 GMC Sierra 1500 Denali 4WD photo
2020 GMC Sierra 1500 Denali 4WD • Centennial, CO
Gray • 6.2L V8 Engine
$38,998 • 74.6k miles
•••

#91 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “D” Buy

  • Includes $3,173 Premium Upgrades
  • CARFAX: One Owner
  • Motivation to Negotiate - Increasing
More details
2019 GMC Sierra 1500 Denali 4WD photo
2019 GMC Sierra 1500 Denali 4WD • Colorado Springs, CO
Gray • 6.2L V8 Engine
$38,219 • 77k miles
•••

#51 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Fair Price - $32 Above Market
  • Includes $4,768 Premium Upgrades
  • Below Average Mileage
More details
2020 GMC Sierra 1500 Elevation 4WD photo
18
Price Drop
2020 GMC Sierra 1500 Elevation 4WD • Centennial, CO
White • 5.3L V8 Engine
$30,998 • 71.7k miles
•••

#18 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $600 Price Drop
  • Great Price - $3,302 Below Market
  • Includes $4,233 Premium Upgrades
More details
2020 GMC Sierra 1500 SLT 4WD photo
8
Price Drop
2020 GMC Sierra 1500 SLT 4WD • Louisville, CO
White • 6.2L V8 Engine
$30,289 • 98.6k miles
•••

#8 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $200 Price Drop
  • Great Price - $5,149 Below Market
  • Includes $9,974 Premium Upgrades
More details
2021 GMC Sierra 1500 Elevation 4WD photo
2021 GMC Sierra 1500 Elevation 4WD • Longmont, CO
Blue • 5.3L V8 Engine
$40,391 • 14.6k miles
•••

#40 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Good Price - $1,378 Below Market
  • Includes $2,216 Premium Upgrades
  • CARFAX: One Owner
More details
2019 GMC Sierra 1500 SLT 4WD photo
Price Drop
2019 GMC Sierra 1500 SLT 4WD • Denver, CO
Black • 5.3L V8 Engine
$35,397
•••
More details
2021 GMC Sierra 1500 4WD photo
2021 GMC Sierra 1500 4WD • Denver, CO
White • 5.3L V8 Engine
$27,998 • 53.6k miles
•••

#78 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $1,288 Premium Upgrades
  • Motivation to Negotiate - Very High
  • Very Low Mileage
More details
2019 GMC Sierra 1500 Denali 4WD photo
25
2019 GMC Sierra 1500 Denali 4WD • Colorado Springs, CO
6.2L V8 Engine
$34,510 • 93.4k miles
•••

#25 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $2,456 Below Market
  • Includes $1,350 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2021 GMC Sierra 1500 Elevation 4WD photo
2021 GMC Sierra 1500 Elevation 4WD • Colorado Springs, CO
Gray • 3.0L I6 Engine
$33,994 • 88.8k miles
•••

#63 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • Fair Price - $128 Above Market
  • Includes $3,209 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 Elevation 4WD photo
5
2021 GMC Sierra 1500 Elevation 4WD • Denver, CO
Blue • 5.3L V8 Engine
$26,900 • 39.2k miles
•••

#5 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $7,349 Below Market
  • Includes $1,944 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 Elevation 4WD photo
Price Drop
2020 GMC Sierra 1500 Elevation 4WD • Englewood, CO
Red • 5.3L V8 Engine
$30,590 • 89.5k miles
•••

#59 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • $204 Price Drop
  • Fair Price - $740 Below Market
  • Includes $3,829 Premium Upgrades
More details
2020 GMC Sierra 1500 AT4 4WD photo
Price Drop
2020 GMC Sierra 1500 AT4 4WD • Greeley, CO
White • 6.2L V8 Engine
$43,577 • 58.1k miles
•••

#96 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “D” Buy

  • $937 Price Drop
  • Includes $1,595 Premium Upgrades
  • Very Low Mileage
More details
2020 GMC Sierra 1500 AT4 4WD photo
2020 GMC Sierra 1500 AT4 4WD • Denver, CO
Brown • 6.2L V8 Engine
$33,999 • 101.1k miles
•••

#43 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Good Price - $1,253 Below Market
  • Includes $6,757 Premium Upgrades
  • CARFAX: One Owner
More details
2019 GMC Sierra 1500 SLT 4WD photo
2019 GMC Sierra 1500 SLT 4WD • Longmont, CO
Gray • 5.3L V8 Engine
$29,999 • 106.2k miles
•••

#46 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Good Price - $1,064 Below Market
  • Includes $7,334 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 SLE 4WD photo
2020 GMC Sierra 1500 SLE 4WD • Colorado Springs, CO
White • 5.3L V8 Engine
$34,498 • 60.2k miles
•••

#93 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “D” Buy

  • Includes $925 Premium Upgrades
  • Motivation to Negotiate - Increasing
  • Very Low Mileage
More details
2019 GMC Sierra 1500 Denali 4WD photo
2019 GMC Sierra 1500 Denali 4WD • Englewood, CO
Gray • 6.2L V8 Engine
$37,676 • 98.3k miles
•••

#80 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $6,863 Premium Upgrades
  • Motivation to Negotiate - Increasing
  • Average Mileage
More details
2020 GMC Sierra 1500 Elevation 4WD photo
Price Drop
2020 GMC Sierra 1500 Elevation 4WD • Denver, CO
5.3L V8 Engine
$33,397
•••
More details
2019 GMC Sierra 1500 Denali 4WD photo
19
2019 GMC Sierra 1500 Denali 4WD • Denver, CO
White • 5.3L V8 Engine
$37,497 • 26.1k miles
•••

#19 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $3,141 Below Market
  • Includes $733 Premium Upgrades
  • CARFAX: One Owner
More details
2019 GMC Sierra 1500 Denali 4WD photo
15
2019 GMC Sierra 1500 Denali 4WD • Northglenn, CO
5.3L V8 Engine
$33,219 • 90.3k miles
•••

#15 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $4,142 Below Market
  • Average Mileage
  • Dealer Rating - 4.5 stars
More details
2021 GMC Sierra 1500 SLT 4WD photo
Price Drop
2021 GMC Sierra 1500 SLT 4WD • Englewood, CO
Black • 3.0L I6 Engine
$36,000 • 57.7k miles
•••

#42 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $1,500 Price Drop
  • Good Price - $1,300 Below Market
  • Includes $3,046 Premium Upgrades
More details
2021 GMC Sierra 1500 Elevation 4WD photo
2021 GMC Sierra 1500 Elevation 4WD • Littleton, CO
Gray • 2.7L I4 Engine
$29,749 • 80.2k miles
•••

#72 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “C+” Buy

  • Fair Price - $642 Below Market
  • CARFAX: One Owner
  • Dealer Rating - 4.4 stars
More details
2020 GMC Sierra 1500 AT4 4WD photo
2020 GMC Sierra 1500 AT4 4WD • Brighton, CO
White • 6.2L V8 Engine
$42,488 • 60.8k miles
•••

#73 2019-2021 GMC Sierra 1500

CoPilot AI: It’s a “C+” Buy

  • Includes $8,472 Premium Upgrades
  • Very Low Mileage
  • Dealer Rating - 4.2 stars
More details
1-25 of 128 results
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2020 GMC Sierra 1500

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