2018 Gmc Sierra prices in Canada
$19,894to$28,748
Typical asking range for a 2018 Gmc Sierra — the middle half of 7 vehicles listed. Median $24,995, median odometer 139,800 km. The cheapest tenth ask under $19,480, the dearest tenth over $34,395.
Small sample: 7 vehicles. Every figure below is indicative only. A thin answer beats no answer, and we would rather say it is thin than let it read as more than it is.
How these 7 are configured
| Field | Value | Listed | Share | Median asking |
|---|---|---|---|---|
| Drivetrain | 4X4 | 7 | 100% | $24,995 |
| Body style | Pickup | 7 | 100% | $24,995 |
| Fuel | Gasoline | 5 | 71% | $24,995 |
Share of the 7 above; values under 5 vehicles are omitted, so a field need not total 100%.
How long a 2018 Gmc Sierra takes to sell
Median days to sell
12.9
middle half 11–18.1 days
Cut price before selling
30.8%
12.8d if discounted vs 12.9d if not
Typical discount
$952
from 13 completed listings
| How long it took | Days listed |
|---|---|
| Fastest quarter, gone within | 11 days |
| Half of them gone within | 12.9 days |
| Three quarters gone within | 18.1 days |
| Nine in ten gone within | 31.8 days |
13 2018 Gmc Sierras that left the market. The ones still for sale are not in this table.
The model year either side
Updated 21 September 2026 · 7 priced listings from 7 sellers. Asking prices, not sale prices, and not an appraisal — how these figures are built, terms.