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Used 2021 GMC Sierra 1500 for Sale in Saint Louis, MO

Sierra 1500s for Sale at Dealers

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Year
Mileage
Trim
2020 GMC Sierra 1500 AT4 4WD photo
Price Drop
2020 GMC Sierra 1500 AT4 4WD • Wentzville, MO
Blue • 5.3L V8 Engine
$32,877 • 91k miles
•••

#120 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “F” Buy

  • $399 Price Drop
  • Motivation to Negotiate - Increasing
  • Dealer Rating - 4.5 stars
More details
2020 GMC Sierra 1500 Elevation 4WD photo
Price Drop
2020 GMC Sierra 1500 Elevation 4WD • Washington, MO
White • 5.3L V8 Engine
$26,495 • 113.8k miles
•••

#69 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • $1,282 Price Drop
  • Fair Price - $442 Above Market
  • Includes $4,010 Premium Upgrades
More details
2021 GMC Sierra 1500 SLT 4WD photo
Price Drop
2021 GMC Sierra 1500 SLT 4WD • Herculaneum, MO
White • 5.3L V8 Engine
$36,599 • 61.6k miles
•••

#91 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • $400 Price Drop
  • Includes $3,626 Premium Upgrades
  • Motivation to Negotiate - Very High
More details
2021 GMC Sierra 1500 Denali 4WD photo
15
2021 GMC Sierra 1500 Denali 4WD • Collinsville, IL
White • 5.3L V8 Engine
$34,995 • 78.2k miles
•••

#15 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $3,209 Below Market
  • Includes $3,027 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 SLT 4WD photo
Price Drop
2020 GMC Sierra 1500 SLT 4WD • Collinsville, IL
Blue • 6.2L V8 Engine
$25,995 • 142.6k miles
•••

#31 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $1,000 Price Drop
  • Great Price - $1,961 Below Market
  • Includes $7,163 Premium Upgrades
More details
2021 GMC Sierra 1500 Elevation 4WD photo
2021 GMC Sierra 1500 Elevation 4WD • Collinsville, IL
Black • 5.3L V8 Engine
$32,995 • 54.3k miles • Certified
•••

#87 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $1,307 Premium Upgrades
  • CARFAX: One Owner
  • Below Average Mileage
More details
2020 GMC Sierra 1500 SLT 4WD photo
Price Drop
2020 GMC Sierra 1500 SLT 4WD • Herculaneum, MO
White • 5.3L V8 Engine
$29,333 • 143.7k miles
•••

#118 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “D-” Buy

  • $14 Price Drop
  • Includes $2,933 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 4WD photo
Price Drop
2021 GMC Sierra 1500 4WD • Waterloo, IL
Gray • 5.3L V8 Engine
$33,000 • 54.2k miles
•••

#45 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $675 Price Drop
  • Fair Price - $350 Above Market
  • Includes $3,415 Premium Upgrades
More details
2021 GMC Sierra 1500 SLT 4WD photo
2021 GMC Sierra 1500 SLT 4WD • Collinsville, IL
Red • 5.3L V8 Engine
$34,995 • 54.5k miles • Certified
•••

#97 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “C-” Buy

  • CARFAX: One Owner
  • Below Average Mileage
  • Dealer Rating - 4.7 stars
More details
2022 GMC Sierra 1500 SLT 4WD photo
6
2022 GMC Sierra 1500 SLT 4WD • O'Fallon, MO
Blue • 5.3L V8 Engine
$42,974 • 50.1k miles
•••

#6 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $5,185 Below Market
  • Includes $11,274 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 SLT 4WD photo
2021 GMC Sierra 1500 SLT 4WD • O'Fallon, MO
Gray • 3.0L I6 Engine
$29,900 • 115.7k miles
•••

#67 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • Fair Price - $271 Above Market
  • Includes $5,065 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 SLE RWD photo
2020 GMC Sierra 1500 SLE RWD • St. Louis, MO
Blue • 2.7L I4 Engine
$27,029 • 89.4k miles
•••

#86 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $3,388 Premium Upgrades
  • CARFAX: One Owner
  • Average Mileage
More details
2022 GMC Sierra 1500 Elevation 4WD photo
2022 GMC Sierra 1500 Elevation 4WD • Springfield, IL
Gray • 5.3L V8 Engine
$39,495 • 57.4k miles
•••

#90 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $2,433 Premium Upgrades
  • Motivation to Negotiate - Increasing
  • Average Mileage
More details
2021 GMC Sierra 1500 SLT 4WD photo
Price Drop
2021 GMC Sierra 1500 SLT 4WD • St. Louis, MO
Gray • 5.3L V8 Engine
$38,971 • 88.2k miles
•••

#109 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “D” Buy

  • $8 Price Drop
  • Includes $8,708 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2021 GMC Sierra 1500 Elevation 4WD photo
Price Drop
2021 GMC Sierra 1500 Elevation 4WD • O'Fallon, IL
Blue • 3.0L I6 Engine
$35,277 • 67k miles
•••

#96 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “C-” Buy

  • $500 Price Drop
  • Includes $1,551 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 1500 SLT 4WD photo
2020 GMC Sierra 1500 SLT 4WD • Springfield, IL
Red • 5.3L V8 Engine
$31,750 • 105.9k miles
•••

#88 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “C” Buy

  • Includes $5,306 Premium Upgrades
  • Motivation to Negotiate - High
  • Dealer Rating - 4.5 stars
More details
2021 GMC Sierra 1500 AT4 4WD photo
Price Drop
2021 GMC Sierra 1500 AT4 4WD • Collinsville, IL
White • 6.2L V8 Engine
$42,995 • 30.8k miles • Certified
•••

#41 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $1,000 Price Drop
  • Fair Price - $326 Below Market
  • Includes $3,592 Premium Upgrades
More details
2021 GMC Sierra 1500 Denali 4WD photo
11
2021 GMC Sierra 1500 Denali 4WD • Ellisville, MO
White • 6.2L V8 Engine
$35,300 • 85.7k miles
•••

#11 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $4,329 Below Market
  • Includes $8,012 Premium Upgrades
  • CARFAX: One Owner
More details
2022 GMC Sierra 1500 AT4 4WD photo
2022 GMC Sierra 1500 AT4 4WD • Cape Girardeau, MO
White • 3.0L I6 Engine
$44,000 • 80.4k miles
•••

#106 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “D” Buy

  • Includes $4,241 Premium Upgrades
  • CARFAX: One Owner
  • Dealer Rating - 4.4 stars
More details
2022 GMC Sierra 1500 SLT 4WD photo
20
2022 GMC Sierra 1500 SLT 4WD • Collinsville, IL
White • 5.3L V8 Engine
$43,995 • 17.9k miles
•••

#20 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $3,025 Below Market
  • Includes $7,525 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 AT4 4WD photo
Price Drop
2021 GMC Sierra 1500 AT4 4WD • Florissant, MO
Red • 6.2L V8 Engine
$36,800 • 93k miles
•••

#35 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $200 Price Drop
  • Good Price - $1,529 Below Market
  • Includes $5,293 Premium Upgrades
More details
2020 GMC Sierra 1500 AT4 4WD photo
Price Drop
2020 GMC Sierra 1500 AT4 4WD • Mexico, MO
Black • 6.2L V8 Engine
$42,950 • 42.5k miles
•••

#44 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • $900 Price Drop
  • Fair Price - $337 Above Market
  • Includes $9,112 Premium Upgrades
More details
2020 GMC Sierra 1500 SLT 4WD photo
2020 GMC Sierra 1500 SLT 4WD • Carbondale, IL
White • 5.3L V8 Engine
$32,957 • 108.2k miles
•••

#53 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B” Buy

  • Fair Price - $930 Below Market
  • Includes $7,475 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2021 GMC Sierra 1500 SLT 4WD photo
2021 GMC Sierra 1500 SLT 4WD • Ellisville, MO
Blue • 5.3L V8 Engine
$39,700 • 33k miles
•••

#42 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Fair Price - $318 Below Market
  • Includes $5,678 Premium Upgrades
  • CARFAX: One Owner
More details
2021 GMC Sierra 1500 AT4 4WD photo
13
2021 GMC Sierra 1500 AT4 4WD • Jerseyville, IL
Gray • 6.2L V8 Engine
$36,988 • 83.6k miles
•••

#13 2020-2022 GMC Sierra 1500

CoPilot AI: It’s a “B+” Buy

  • Great Price - $4,008 Below Market
  • Includes $8,665 Premium Upgrades
  • CARFAX: One Owner
More details
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2021 GMC Sierra 1500

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