Used 2020 GMC Sierra 3500HD for Sale in Seattle, WA
Sierra 3500HDs for Sale at Dealers, Ranked by CoPilot AI ?
#1 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- Great Price - $6,076 Below Market
- Includes $16,448 Premium Upgrades
- CARFAX: One Owner, Clean Title, Not a rental or commercial vehicle
#2 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- $1,000 Price Drop
- Great Price - $5,965 Below Market
- Includes $13,427 Premium Upgrades
#3 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- $500 Price Drop
- Great Price - $5,455 Below Market
- Includes $9,604 Premium Upgrades
#4 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- Great Price - $4,881 Below Market
- Includes $8,808 Premium Upgrades
- CARFAX: One Owner, Clean Title, Not a rental or commercial vehicle
#5 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- Great Price - $4,621 Below Market
- Includes $11,036 Premium Upgrades
- CARFAX: One Owner, Clean Title, Not a rental or commercial vehicle
#6 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- $600 Price Drop
- Great Price - $4,111 Below Market
- Includes $8,960 Premium Upgrades
#7 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- $5,495 Price Drop
- Great Price - $3,733 Below Market
- Includes $2,196 Premium Upgrades
#8 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A+” Buy
- $1,000 Price Drop
- Great Price - $4,095 Below Market
- Includes $9,388 Premium Upgrades
#9 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A” Buy
- $1,800 Price Drop
- Great Price - $4,148 Below Market
- Includes $796 Premium Upgrades
#10 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A” Buy
- $6 Price Drop
- Good Price - $2,467 Below Market
- Includes $12,887 Premium Upgrades
#11 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A” Buy
- $1,000 Price Drop
- Good Price - $2,126 Below Market
- Includes $9,143 Premium Upgrades
#12 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A” Buy
- Good Price - $2,012 Below Market
- Includes $13,028 Premium Upgrades
- CARFAX: Clean Title
#13 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A” Buy
- $300 Price Drop
- Fair Price - $211 Above Market
- Includes $3,332 Premium Upgrades
#14 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A” Buy
- $2,002 Price Drop
- Fair Price - $1,682 Above Market
- Includes $13,904 Premium Upgrades
#15 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A-” Buy
- $1,000 Price Drop
- Good Price - $2,318 Below Market
- Includes $10,581 Premium Upgrades
#16 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A-” Buy
- $3,010 Price Drop
- Fair Price - $1,202 Below Market
- Includes $12,816 Premium Upgrades
#17 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A-” Buy
- $193 Price Drop
- Fair Price - $1,194 Below Market
- Includes $15,554 Premium Upgrades
#18 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A-” Buy
- Fair Price - $1,333 Above Market
- Includes $9,292 Premium Upgrades
- CARFAX: Clean Title
#19 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s an “A-” Buy
- Fair Price - $2,246 Above Market
- Includes $11,868 Premium Upgrades
- CARFAX: Clean Title, Not a rental or commercial vehicle
#20 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s a “B+” Buy
- Great Price - $5,689 Below Market
- Includes $10,044 Premium Upgrades
- CARFAX: Clean Title
#21 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s a “B+” Buy
- $401 Price Drop
- Great Price - $4,685 Below Market
- Includes $8,480 Premium Upgrades
#22 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s a “B+” Buy
- Fair Price - $1,140 Below Market
- Includes $12,328 Premium Upgrades
- CARFAX: Clean Title
#23 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s a “B+” Buy
- Fair Price - $1,137 Above Market
- Includes $9,132 Premium Upgrades
- CARFAX: One Owner, Clean Title, Not a rental or commercial vehicle
#24 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s a “B” Buy
- $500 Price Drop
- Good Price - $1,249 Below Market
- Includes $1,849 Premium Upgrades
#25 2018-2022 GMC Sierra 3500HD
CoPilot AI: It’s a “B” Buy
- $890 Price Drop
- Fair Price - $223 Above Market
- Includes $1,108 Premium Upgrades
2020 GMC Sierra 3500HD
Why Use CoPilot?
Shop and buy your next car with confidence. CoPilot searches every car at every dealer, every day, and ranks them based on what matters to you.
When you shop for a new or used car, CoPilot helps you know more. We search every car at every dealer so you don't have to, we give you data and insights you won't find anywhere else, and we rank every car so it's easy to find the best car at the best price.
When you're ready to buy your next car, CoPilot helps you make sure you never get taken advantage of at the dealership. Would you like to know more than the salesperson? CoPilot helps you avoid any tricks, traps, and scams. Know how and what you can negotiate. With CoPilot, you'll save time, money, and frustration.