Live listings
lowest ask first · verified only| Source | |||
|---|---|---|---|
| $13,499 | 303,644 km | bramptonautocenter.ca | |
| $19,995 | 255,100 km | autorepublic.ca | |
| $20,995 | 213,345 km | capitalgmc.ca | |
| $24,995 | 182,110 km | samozain.ca | |
| $24,999 | 148,640 km | pickeringautolab.com | |
| $25,875 | 156,955 km | marlinchevroletbuickgmc.ca | |
| $27,499 | 184,875 km | novaautocentre.com | |
| $31,988 | 138,834 km | pentasticmotors.com | |
| $31,999 | 127,891 km | dbyautosales.ca | |
| $32,900 | 114,612 km | davisgmctrucks.ca | |
| $33,995 | 125,073 km | jpsubarusouth.com | |
| $35,999 | 90,000 km | reginahonda.ca |
Common questions
The median asking price for a GMC Sierra 2018 on the Canadian market is $26,249, with most listings between $21,995 and $31,996. The lowest verified ask right now is $13,499. Prices are live asking prices from 10 verified listings.
2 listings have cut their price in the last 30 days, by 3.3% on average — sellers are moving on price. Compare the best offer ($13,499) against the median ($26,249) to spot the deals in the live book below.
There are 10 GMC Sierra 2018 listed for sale across the verified Canadian market, with 0 sightings in the last 30 days.
A GMC Sierra 2018 sits on the market for about 62 days on average before selling or delisting. Listings priced below the $26,249 median typically move faster.
Every figure is derived from live asking prices on verified listings across the Canadian market — never estimates or MSRP. History blends daily book snapshots with price events; the best offer must sit within striking distance of the median, so junk asks never own the quote. Updated as of 2026-10-26.