6 model years · 24,255 listings tracked
GMC Sierra HD
depreciation
$28,915
3-model-year price gap
less than the 2026
The 2023 typically asks 34% less than the 2026 in this snapshot, across 3 model years.
The 2019 GMC Sierra HD asks about 52% less than the 2026 across 7 model years — the curve below tracks every year from 2026 to 2019, priced from 24,255 live dealer listings.
These are current dealer asking prices for different vehicles, not a forecast, original MSRP comparison or final sale prices. Mileage, trim, condition and generation changes can affect the gap.
No qualified five-model-year price gap is highlighted. The table shows the available years, prices and sample sizes.
◷ Updated September 9, 2026
▤ National asking prices, refreshed daily