GMC Sierra 3500hd depreciation

A 2026 GMC Sierra 3500hd averages $89,065 — a 2020 averages $53,112 (40% lower).

Updated July 25, 2026 · Live dealer listing data

Average price by model year

Year Average price Avg. mileage vs. previous year Listings
2026 $89,065 334 +$13,180 88
2025 $75,885 24,789 +$4,382 10
2024 $71,503 36,502 +$15,689 27
2023 $55,814 44,857 +$1,564 14
2022 $54,250 83,892 +$1,435 13
2021 $52,815 93,139 −$297 12
2020 $53,112 69,539 10

Frequently asked questions

How much does a GMC Sierra 3500hd depreciate per year?

A GMC Sierra 3500hd averages out to roughly 6.7% of value lost per year, though real-world depreciation is front-loaded — steepest in the first few years. A 2026 averages $89,065, while a 2020 — 6 years older — averages $53,112: 40% lower overall. Figures come from live dealer listings, updated July 25, 2026.

Which GMC Sierra 3500hd model year is cheapest?

The 2021 GMC Sierra 3500hd is the most affordable model year we track, averaging $52,815. Compare every year in the table above.

How many GMC Sierra 3500hd model years can I compare here?

This depreciation curve covers 7 model years, from 2020 to 2026, each averaged from live dealer listings and refreshed daily.

Shopping for this car?

Check individual VINs before you buy — decode the exact trim and mileage, see every active listing, and how each price compares to the local market.