CoPilot AI-Assisted Car Shopping

 New Search
 Save
 Sort
 Share

Used 2018 GMC Sierra 1500 for Sale in Washington, DC

Sierra 1500s for Sale at Dealers

Filters
Price
Year
Mileage
Trim
2018 GMC Sierra 1500 SLE 4WD photo
Price Drop
2018 GMC Sierra 1500 SLE 4WD Springfield, VA
Brown 5.3L V8 Engine
$23,195 82.3k miles
•••

#46 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • $485 Price Drop
  • Good Price - $768 Below Market
  • Includes $2,867 Premium Upgrades
More details
2020 GMC Sierra 1500 AT4 4WD photo
Price Drop
2020 GMC Sierra 1500 AT4 4WD Abingdon, MD
Black 5.3L V8 Engine
$39,217 42.8k miles
•••

#86 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aC” Buy

  • Includes $975 Premium Upgrades
  • Motivation to Negotiate - Very High
  • Very Low Mileage
More details
2017 GMC Sierra 1500  RWD photo
7
Price Drop
2017 GMC Sierra 1500 RWD Winchester, VA
White 5.3L V8 Engine
$16,999 67.8k miles
•••

#7 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • $500 Price Drop
  • Great Price - $5,011 Below Market
  • Includes $1,159 Premium Upgrades
More details
2018 GMC Sierra 1500 SLT 4WD photo
Price Drop
2018 GMC Sierra 1500 SLT 4WD Fredericksburg, VA
White 5.3L V8 Engine
$21,788 165.4k miles
•••

#69 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB” Buy

  • $200 Price Drop
  • Fair Price - $347 Above Market
  • Includes $4,749 Premium Upgrades
More details
2018 GMC Sierra 1500 SLT 4WD photo
23
Price Drop
2018 GMC Sierra 1500 SLT 4WD Chantilly, VA
Red 5.3L V8 Engine
$24,299 114.3k miles
•••

#23 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • $700 Price Drop
  • Great Price - $2,215 Below Market
  • Includes $5,389 Premium Upgrades
More details
2019 GMC Sierra 1500  RWD photo
Price Drop
2019 GMC Sierra 1500 RWD Eldersburg, MD
Red 4.3L V6 Engine
$24,600 52.1k miles
•••

#112 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aD-” Buy

  • $200 Price Drop
  • Motivation to Negotiate - High
  • Very Low Mileage
More details
2016 GMC Sierra 1500 SLE 4WD photo
Price Drop
2016 GMC Sierra 1500 SLE 4WD Winchester, VA
White V Engine
$23,995 58.7k miles
•••

#82 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aC+” Buy

  • $1,000 Price Drop
  • Includes $2,203 Premium Upgrades
  • Motivation to Negotiate - High
More details
2018 GMC Sierra 1500 SLT 4WD photo
2018 GMC Sierra 1500 SLT 4WD Gap, PA
White 6.2L V8 Engine
$27,675 106.6k miles
•••

#70 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB” Buy

  • Fair Price - $362 Above Market
  • Includes $4,953 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2017 GMC Sierra 1500  4WD photo
2017 GMC Sierra 1500 4WD Lititz, PA
Gray 5.3L V8 Engine
$27,989 49.8k miles
•••

#55 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • Fair Price - $329 Above Market
  • Includes $3,226 Premium Upgrades
  • CARFAX: One Owner
More details
2019 GMC Sierra 1500  4WD photo
2019 GMC Sierra 1500 4WD Palmyra, PA
Gray 5.3L V8 Engine
$25,941 89k miles
•••

Not Ranked

CoPilot AI: It’s aD” Buy

  • Includes $1,682 Premium Upgrades
  • CARFAX: One Owner
  • Motivation to Negotiate - High
More details
2018 GMC Sierra 1500 Denali 4WD photo
2018 GMC Sierra 1500 Denali 4WD MD
Gray 6.2L Engine
$29,995 113.4k miles
•••

#78 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB” Buy

  • Fair Price - $676 Above Market
  • Includes $5,429 Premium Upgrades
  • Average Mileage
More details
2017 GMC Sierra 1500 Denali 4WD photo
2017 GMC Sierra 1500 Denali 4WD Warrenton, VA
Black 6.2L V8 Engine
$27,000 101.7k miles
•••

#85 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aC” Buy

  • Includes $1,563 Premium Upgrades
  • Below Average Mileage
  • Dealer Rating - 4.4 stars
More details
2020 GMC Sierra 1500 Denali 4WD photo
2020 GMC Sierra 1500 Denali 4WD Charlottesville, VA
Gray 6.2L V8 Engine
$42,999 48k miles
•••

#53 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • Fair Price - $43 Above Market
  • Includes $8,957 Premium Upgrades
  • Very Low Mileage
More details
2018 GMC Sierra 1500 SLE 4WD photo
Price Drop
2018 GMC Sierra 1500 SLE 4WD Chambersburg, PA
White 5.3L V8 Engine
$20,035 157.2k miles
•••

#71 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB” Buy

  • $278 Price Drop
  • Fair Price - $394 Above Market
  • Includes $1,517 Premium Upgrades
More details
2016 GMC Sierra 1500 SLT RWD photo
Price Drop
2016 GMC Sierra 1500 SLT RWD Bowie, MD
Gray 5.3L V8 Engine
$23,000 71.7k miles
•••

#93 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aD+” Buy

  • $500 Price Drop
  • Includes $2,015 Premium Upgrades
  • CARFAX: One Owner
More details
2016 GMC Sierra 1500 SLT 4WD photo
17
2016 GMC Sierra 1500 SLT 4WD Stafford, VA
Black 5.3L V8 Engine
$28,990 100k miles
•••

#17 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • Great Price - $3,003 Below Market
  • Includes $9,964 Premium Upgrades
  • CARFAX: One Owner
More details
2017 GMC Sierra 1500 SLT 4WD photo
2017 GMC Sierra 1500 SLT 4WD Warrenton, VA
White 5.3L V8 Engine
$31,570 53.8k miles
•••

#96 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aD+” Buy

  • Includes $2,276 Premium Upgrades
  • CARFAX: One Owner
  • Very Low Mileage
More details
2016 GMC Sierra 1500 SLE 4WD photo
2016 GMC Sierra 1500 SLE 4WD Gettysburg, PA
5.3L V8 Engine
$18,795 142k miles
•••

#81 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB-” Buy

  • Fair Price - $399 Above Market
  • Includes $491 Premium Upgrades
  • Average Mileage
More details
2019 GMC Sierra 1500 AT4 4WD photo
2019 GMC Sierra 1500 AT4 4WD Dover, PA
White 5.3L V8 Engine
$36,994 84.7k miles
•••

#106 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aD” Buy

  • Includes $4,184 Premium Upgrades
  • Below Average Mileage
  • Dealer Rating - 4.9 stars
More details
2019 GMC Sierra 1500 AT4 4WD photo
2019 GMC Sierra 1500 AT4 4WD Spotsylvania Courthouse, VA
Red 6.2L V8 Engine
$33,995 116.1k miles
•••

#74 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB” Buy

  • Fair Price - $464 Above Market
  • Includes $6,604 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2019 GMC Sierra 1500 AT4 4WD photo
2019 GMC Sierra 1500 AT4 4WD Spotsylvania Courthouse, VA
White 5.3L V8 Engine
$30,995 108.4k miles
•••

#121 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aF” Buy

  • Motivation to Negotiate - Increasing
  • Dealer Rating - 4.6 stars
More details
2018 GMC Sierra 1500 Denali 4WD photo
Price Drop
2018 GMC Sierra 1500 Denali 4WD Sterling, VA
Black 5.3L V8 Engine
$32,989 62k miles
•••

#116 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aD-” Buy

  • $409 Price Drop
  • CARFAX: One Owner
  • Motivation to Negotiate - High
More details
2018 GMC Sierra 1500  4WD photo
Price Drop
2018 GMC Sierra 1500 4WD Upper Marlboro, MD
Black 5.3L V8 Engine
$17,900 121.7k miles
•••

#27 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • $2,000 Price Drop
  • Great Price - $1,846 Below Market
  • Includes $2,022 Premium Upgrades
More details
2019 GMC Sierra 1500 Denali 4WD photo
15
Price Drop
2019 GMC Sierra 1500 Denali 4WD Leesylvania, VA
Black 6.2L V8 Engine
$36,900 55.4k miles
•••

#15 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • $2,590 Price Drop
  • Great Price - $3,241 Below Market
  • Includes $1,485 Premium Upgrades
More details
2020 GMC Sierra 1500 SLT 4WD photo
13
Price Drop
2020 GMC Sierra 1500 SLT 4WD Eldersburg, MD
Black 5.3L V8 Engine
$39,955 39.9k miles
•••

#13 2016-2020 GMC Sierra 1500

CoPilot AI: It’s aB+” Buy

  • $145 Price Drop
  • Great Price - $3,547 Below Market
  • Includes $9,536 Premium Upgrades
More details
1-25 of 165 results

2018 GMC Sierra 1500

Half-Ton Truck
Seats
6
Fuel Economy
16City MPG
22Hwy MPG
NHTSA Rating Summary
Copilot Rating
Dimensions

© 2026 CoPilot. All Rights Reserved.