CoPilot AI-Assisted Car Shopping

 New Search
 Save
 Sort
 Share

Used 2018 GMC Sierra 2500HD for Sale in Dallas, TX

Sierra 2500HDs for Sale at Dealers

Filters
Price
Year
Mileage
Trim
2016 GMC Sierra 2500HD SLT 4WD photo
6
2016 GMC Sierra 2500HD SLT 4WD Plano, TX
White 6.6L V8 Engine
$26,500 197.7k miles
•••

#6 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • Great Price - $2,281 Below Market
  • Includes $5,851 Premium Upgrades
  • CARFAX: One Owner
More details
2019 GMC Sierra 2500HD SLT 4WD photo
21
2019 GMC Sierra 2500HD SLT 4WD Palestine, TX
Red 6.0L V8 Engine
$45,300 54.7k miles
•••

#21 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aC+” Buy

  • Includes $5,876 Premium Upgrades
  • Motivation to Negotiate - Very High
  • Very Low Mileage
More details
2019 GMC Sierra 2500HD Denali 4WD photo
14
Price Drop
2019 GMC Sierra 2500HD Denali 4WD Paris, TX
Black 6.6L V8 Engine
$42,397 142.4k miles
•••

#14 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • $423 Price Drop
  • Fair Price - $788 Below Market
  • Includes $7,382 Premium Upgrades
More details
2020 GMC Sierra 2500HD Denali 4WD photo
22
2020 GMC Sierra 2500HD Denali 4WD Tyler, TX
Black 6.6L V8 Engine
$45,995 135.7k miles
•••

#22 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aC” Buy

  • Includes $9,471 Premium Upgrades
  • Motivation to Negotiate - Increasing
  • Dealer Rating - 4.8 stars
More details
2020 GMC Sierra 2500HD  RWD photo
Price Drop
2020 GMC Sierra 2500HD RWD Irving, TX
Silver 6.6L V8 Engine
$26,497 93.4k miles
•••
More details
2020 GMC Sierra 2500HD Denali 4WD photo
15
2020 GMC Sierra 2500HD Denali 4WD Greenville, TX
Gray 6.6L V8 Engine
$54,999 75.5k miles
•••

#15 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • Fair Price - $394 Below Market
  • Includes $13,011 Premium Upgrades
  • Below Average Mileage
More details
2020 GMC Sierra 2500HD  4WD photo
11
2020 GMC Sierra 2500HD 4WD Mansfield, TX
White 6.6L V8 Engine
$30,990 162.3k miles
•••

#11 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • Good Price - $1,419 Below Market
  • Includes $7,195 Premium Upgrades
More details
2017 GMC Sierra 2500HD Denali 4WD photo
2017 GMC Sierra 2500HD Denali 4WD Arlington, TX
Silver 6.6L V8 Engine
$42,995 162.3k miles
•••

#29 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aD” Buy

  • Includes $5,355 Premium Upgrades
  • CARFAX: One Owner
  • Motivation to Negotiate - Increasing
More details
2020 GMC Sierra 2500HD Denali 4WD photo
10
2020 GMC Sierra 2500HD Denali 4WD Ardmore, OK
White 6.6L V8 Engine
$34,495 174.8k miles
•••

#10 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • Good Price - $2,168 Below Market
  • Includes $7,531 Premium Upgrades
  • Dealer Rating - 4.9 stars
More details
2016 GMC Sierra 2500HD Denali 4WD photo
18
Price Drop
2016 GMC Sierra 2500HD Denali 4WD Lewisville, TX
Black 6.6L V8 Engine
$41,500 112k miles
•••

#18 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • $3,375 Price Drop
  • Fair Price - $226 Above Market
  • Includes $7,328 Premium Upgrades
More details
2020 GMC Sierra 2500HD Denali 4WD photo
17
2020 GMC Sierra 2500HD Denali 4WD Tyler, TX
White 6.6L V8 Engine
$39,995 129k miles
•••

#17 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • Fair Price - $83 Above Market
  • Includes $5,818 Premium Upgrades
  • Motivation to Negotiate - High
More details
2020 GMC Sierra 2500HD Denali 4WD photo
4
2020 GMC Sierra 2500HD Denali 4WD McKinney, TX
White 6.6L V8 Engine
$52,800 54.4k miles
•••

#4 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • Good Price - $3,360 Below Market
  • Includes $11,976 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 2500HD Denali 4WD photo
2020 GMC Sierra 2500HD Denali 4WD Grand Prairie, TX
Black 6.6L V8 Engine
$52,995 124k miles
•••

#28 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aD” Buy

  • Includes $12,059 Premium Upgrades
  • CARFAX: One Owner
  • Motivation to Negotiate - High
More details
2019 GMC Sierra 2500HD  4WD photo
7
2019 GMC Sierra 2500HD 4WD Arlington, TX
White 6.6L V8 Engine
$27,995 149.9k miles
•••

#7 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • Good Price - $1,363 Below Market
  • Includes $5,997 Premium Upgrades
  • Motivation to Negotiate - Very High
More details
2020 GMC Sierra 2500HD  4WD photo
2020 GMC Sierra 2500HD 4WD Arlington, TX
Silver 6.6L V8 Engine
$38,856 39.3k miles
•••

#26 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aC” Buy

  • Includes $1,021 Premium Upgrades
  • CARFAX: One Owner
  • Very Low Mileage
More details
2020 GMC Sierra 2500HD Denali 4WD photo
2
2020 GMC Sierra 2500HD Denali 4WD Arlington, TX
White 6.6L V8 Engine
$26,987 191.7k miles
•••

#2 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • Great Price - $4,372 Below Market
  • Includes $3,443 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 2500HD SLT 4WD photo
20
2020 GMC Sierra 2500HD SLT 4WD Tyler, TX
White 6.6L V8 Engine
$39,995 142.3k miles
•••

#20 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB-” Buy

  • Fair Price - $502 Below Market
  • Includes $14,428 Premium Upgrades
  • CARFAX: One Owner
More details
2018 GMC Sierra 2500HD SLT 4WD photo
24
2018 GMC Sierra 2500HD SLT 4WD Plano, TX
Black 6.6L V8 Engine
$42,975 99.9k miles
•••

#24 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aC” Buy

  • Includes $10,038 Premium Upgrades
  • Motivation to Negotiate - Very High
  • Average Mileage
More details
2020 GMC Sierra 2500HD Denali 4WD photo
19
Price Drop
2020 GMC Sierra 2500HD Denali 4WD Carrollton, TX
White 6.6L V8 Engine
$47,899 86.4k miles
•••

#19 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • $3,864 Price Drop
  • Fair Price - $1,253 Above Market
  • Includes $5,595 Premium Upgrades
More details
2020 GMC Sierra 2500HD Denali 4WD photo
13
Price Drop
2020 GMC Sierra 2500HD Denali 4WD Denton, TX
Black 6.6L V8 Engine
$49,971 95.3k miles
•••

#13 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • $1,020 Price Drop
  • Fair Price - $913 Below Market
  • Includes $10,633 Premium Upgrades
More details
2018 GMC Sierra 2500HD Denali 4WD photo
8
2018 GMC Sierra 2500HD Denali 4WD Grapevine, TX
White 6.6L V8 Engine
$49,838 57.5k miles
•••

#8 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • Fair Price - $613 Below Market
  • Includes $8,981 Premium Upgrades
  • CARFAX: One Owner
More details
2019 GMC Sierra 2500HD Denali 4WD photo
3
2019 GMC Sierra 2500HD Denali 4WD Weatherford, TX
White 6.6L V8 Engine
$29,995 207.6k miles
•••

#3 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • Great Price - $3,721 Below Market
  • Includes $5,508 Premium Upgrades
  • CARFAX: One Owner
More details
2020 GMC Sierra 2500HD Denali 4WD photo
5
Price Drop
2020 GMC Sierra 2500HD Denali 4WD Lewisville, TX
White 6.6L V8 Engine
$44,995 111.8k miles
•••

#5 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • $1,000 Price Drop
  • Great Price - $3,323 Below Market
  • Includes $11,880 Premium Upgrades
More details
2018 GMC Sierra 2500HD SLE 4WD photo
16
2018 GMC Sierra 2500HD SLE 4WD Lewisville, TX
Gray 6.6L V8 Engine
$28,995 167.3k miles
•••

#16 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB” Buy

  • Fair Price - $32 Below Market
  • Includes $4,275 Premium Upgrades
More details
2019 GMC Sierra 2500HD SLT 4WD photo
1
Price Drop
2019 GMC Sierra 2500HD SLT 4WD Arlington, TX
Red 6.6L V8 Engine
$39,995 111.9k miles
•••

#1 2016-2020 GMC Sierra 2500HD

CoPilot AI: It’s aB+” Buy

  • Great Price - $4,587 Below Market
  • Includes $13,741 Premium Upgrades
  • CARFAX: One Owner
More details
1-25 of 49 results

2018 GMC Sierra 2500HD

Three-Quarter-Ton Truck
Seats
6
NHTSA Rating Summary
Copilot Rating
Dimensions

© 2026 CoPilot. All Rights Reserved.