Used 2021 GMC Sierra 2500HD for Sale in Denver, CO
Sierra 2500HDs for Sale at Dealers
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Year
Mileage
Trim

2021 GMC Sierra 2500HD Denali 4WD • Denver, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$46,995 • 165.6k miles
•••
#58 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “D-” Buy
- $1,000 Price Drop
- Includes $9,023 Premium Upgrades
- Motivation to Negotiate - Very High
More details

2021 GMC Sierra 2500HD SLE 4WD • Longmont, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$37,999 • 97.4k miles
•••
#34 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B” Buy
- Fair Price - $360 Above Market
- Includes $3,377 Premium Upgrades
- CARFAX: One Owner
More details

2023 GMC Sierra 2500HD Denali 4WD • Colorado Springs, CO
Blue • 6.6L V8 Engine
Blue • 6.6L V8 Engine
$65,997 • 35k miles
•••
#45 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “C+” Buy
- $2 Price Drop
- Includes $8,725 Premium Upgrades
- CARFAX: One Owner
More details

20
2021 GMC Sierra 2500HD AT4 4WD • Aurora, CO
Red • 6.6L V8 Engine
Red • 6.6L V8 Engine
$59,698 • 48.2k miles
•••
#20 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $3,989 Price Drop
- Fair Price - $1,641 Below Market
- Includes $13,354 Premium Upgrades
More details
19
2020 GMC Sierra 2500HD Denali 4WD • CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$54,912 • 67.2k miles
•••
#19 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $86 Price Drop
- Good Price - $1,725 Below Market
- Includes $11,716 Premium Upgrades
More details
2
2022 GMC Sierra 2500HD Denali 4WD • CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$58,693 • 61.5k miles
•••
#2 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $232 Price Drop
- Great Price - $6,807 Below Market
- Includes $10,663 Premium Upgrades
More details
2020 GMC Sierra 2500HD Denali 4WD • Northglenn, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$46,500 • 116.2k miles
•••
#31 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B” Buy
- Fair Price - $208 Below Market
- Includes $9,696 Premium Upgrades
- Motivation to Negotiate - Increasing
More details
15
2023 GMC Sierra 2500HD AT4 4WD • Thornton, CO
Black • 6.6L V8 Engine
Black • 6.6L V8 Engine
$64,796 • 30.7k miles
•••
#15 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- Good Price - $2,539 Below Market
- Includes $20,516 Premium Upgrades
- Motivation to Negotiate - Increasing
More details
2023 GMC Sierra 2500HD Denali 4WD • Denver, CO
Black • 6.6L V8 Engine
Black • 6.6L V8 Engine
$64,995 • 77k miles
•••
#53 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “C-” Buy
- $1,000 Price Drop
- Includes $10,764 Premium Upgrades
- Motivation to Negotiate - Increasing
More details
2022 GMC Sierra 2500HD SLE 4WD • Fort Lupton, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$37,499 • 85.6k miles
•••
#36 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B” Buy
- $300 Price Drop
- Fair Price - $763 Above Market
- Includes $1,884 Premium Upgrades
More details
1
2021 GMC Sierra 2500HD AT4 4WD • Parker, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$53,298 • 75.8k miles
•••
#1 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $200 Price Drop
- Great Price - $9,282 Below Market
- Includes $19,314 Premium Upgrades
More details
2020 GMC Sierra 2500HD SLT 4WD • Longmont, CO
Blue • 6.6L V8 Engine
Blue • 6.6L V8 Engine
$36,999 • 143.6k miles
•••
#41 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B-” Buy
- Fair Price - $603 Above Market
- Includes $7,561 Premium Upgrades
- Dealer Rating - 4.7 stars
More details
16
2022 GMC Sierra 2500HD SLE 4WD • Fort Lupton, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$47,899 • 48.7k miles
•••
#16 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $400 Price Drop
- Good Price - $2,306 Below Market
- Includes $9,636 Premium Upgrades
More details
2023 GMC Sierra 2500HD Denali 4WD • Loveland, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$60,309 • 72.2k miles
•••
#40 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B-” Buy
- $76 Price Drop
- Fair Price - $1,656 Below Market
- Includes $8,913 Premium Upgrades
More details
2020 GMC Sierra 2500HD Denali 4WD • Littleton, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$52,300 • 91.7k miles
•••
#38 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B” Buy
- Fair Price - $1,077 Above Market
- Includes $11,594 Premium Upgrades
- Motivation to Negotiate - Increasing
More details
2022 GMC Sierra 2500HD SLE 4WD • Englewood, CO
6.6L V8 Engine
6.6L V8 Engine
$37,994 • 80.4k miles
•••
#54 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “D+” Buy
- CARFAX: One Owner
More details
5
2022 GMC Sierra 2500HD SLE 4WD • Colorado Springs, CO
Silver • 6.6L V8 Engine
Silver • 6.6L V8 Engine
$33,998 • 81.8k miles
•••
#5 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $1,000 Price Drop
- Great Price - $4,169 Below Market
- Includes $1,030 Premium Upgrades
More details
9
2023 GMC Sierra 2500HD SLT 4WD • Brighton, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$57,234 • 32.5k miles
•••
#9 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $1,648 Price Drop
- Good Price - $3,553 Below Market
- Includes $17,432 Premium Upgrades
More details
18
2023 GMC Sierra 2500HD Denali 4WD • Brighton, CO
Blue • 6.6L V8 Engine
Blue • 6.6L V8 Engine
$61,337 • 37.6k miles • Certified
•••
#18 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $497 Price Drop
- Fair Price - $1,828 Below Market
- Includes $8,463 Premium Upgrades
More details
2022 GMC Sierra 2500HD AT4 4WD • Colorado Springs, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$47,098 • 104.1k miles
•••
#63 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “F” Buy
- $500 Price Drop
- Motivation to Negotiate - Very High
- Dealer Rating - 4.5 stars
More details
12
2023 GMC Sierra 2500HD Denali 4WD • Englewood, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$61,994 • 46.9k miles
•••
#12 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- Good Price - $2,778 Below Market
- Includes $10,679 Premium Upgrades
- CARFAX: One Owner
More details
10
2021 GMC Sierra 2500HD 4WD • Colorado Springs, CO
White • 6.6L V8 Engine
White • 6.6L V8 Engine
$29,999 • 98.2k miles
•••
#10 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $2,788 Price Drop
- Great Price - $3,287 Below Market
- Includes $1,132 Premium Upgrades
More details
17
2021 GMC Sierra 2500HD Denali 4WD • Cheyenne, WY
Red • 6.6L V8 Engine
Red • 6.6L V8 Engine
$56,995 • 47.8k miles
•••
#17 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- $1,000 Price Drop
- Good Price - $2,079 Below Market
- Includes $11,414 Premium Upgrades
More details
3
2022 GMC Sierra 2500HD AT4 4WD • Denver, CO
Black • 6.6L V8 Engine
Black • 6.6L V8 Engine
$48,900 • 75k miles
•••
#3 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “B+” Buy
- Great Price - $6,202 Below Market
- Includes $11,702 Premium Upgrades
- Motivation to Negotiate - Increasing
More details
2022 GMC Sierra 2500HD AT4 4WD • CO
Red • 6.6L V8 Engine
Red • 6.6L V8 Engine
$54,872 • 69.2k miles
•••
#46 2019-2023 GMC Sierra 2500HD
CoPilot AI: It’s a “C” Buy
- $457 Price Drop
- Includes $10,761 Premium Upgrades
- CARFAX: One Owner
More details
2021 GMC Sierra 2500HD
Three-Quarter-Ton Truck
Seats
3
Dimensions
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