7 for sale · 22 auction results · latest Oct 23, 2026
The median auction sale for the GMC High was $15,750 over the last three years. The median asking price is $15,495.
Where GMC High prices are heading, quarter by quarter.
Every sale and listing by mileage, the middle 50% of prices and how much 10,000 miles take off.
| Trim | Years | For sale | Median ask | Sold | Median sale |
|---|---|---|---|---|---|
| Sierra 4×4 | 1977–1987 | — | — | 13 | $19k |
| Sierra | 1973–1987 | 5 | $15k | 6 | $14k |
| Sierra 1500 | 1982–1986 | 2 | $26k | 3 | — |
The state map, GMC Highs listed below market now, every model year's sales and asking prices, and the latest results.
