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2020 GMC Sierra 2500HD for sale

AutoDealersHub has 3 listings for used 2020 GMC Sierra 2500HDs from local dealers, all 2020 models. Asking prices run from $35,995 to $53,895 with a median of $42,985, across 3 listings that show a price.

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Updated Nov 7, 2026, 8:20 AM ET

AutoDealersHub lists a small selection of used 2020 GMC Sierra 2500HD vehicles from a few local dealers, mostly in Utah and Virginia. The listings are pickup trucks, with diesel and gasoline versions.

AI summary generated from current AutoDealersHub listings. Counts and prices change as dealers update inventory.

In stock
3
from local dealers
Price range
$35,995–$53,895
median $42,985
Model years
2020
Top trims
Denali, Denali Pickup 4D 6 1/2 ft

3 cars

Prices are the dealers' advertised prices. Taxes, title, registration and any dealer fees may be extra.

Highlights

  • Listings are pickup trucks
  • Popular trims include Denali
  • Diesel and gasoline versions are listed
  • 4WD is the most common drivetrain

AI summary generated from current AutoDealersHub listings. Counts and prices change as dealers update inventory.

Prices

Asking prices of the used 2020 GMC Sierra 2500HDs listed on AutoDealersHub, as of Nov 7, 2026.

Median asking price
$42,985
Lowest asking price
$35,995
Listings with a price
3
As of
Nov 7, 2026

Dealers' advertised asking prices; flagged placeholder and implausible prices are left out. How these figures are made

Other GMC Sierra 2500HD model years

Frequently asked questions

How many used 2020 GMC Sierra 2500HDs are for sale on AutoDealersHub?

There are 3 listings for used 2020 GMC Sierra 2500HDs right now, from local dealers. Listings refresh from each dealer's inventory feed about every hour.

How much do used 2020 GMC Sierra 2500HDs cost?

Asking prices run from $35,995 to $53,895 with a median of $42,985, across 3 listings that show a price. These are the asking prices of the used 2020 GMC Sierra 2500HDs listed on AutoDealersHub right now.

Which GMC Sierra 2500HD trims are listed?

The most-listed trims right now are Denali (2) and Denali Pickup 4D 6 1/2 ft (1).

Where do these listings come from?

Every listing comes from a DealersCloud dealer's own website inventory and is refreshed about every hour. AutoDealersHub does not sell cars: choosing View at dealer takes you to the dealer's listing, where you confirm availability and buy directly from the dealer.

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