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GMC Sierra 1500 in Mississauga, ON

Price drops, how long they sit on the lot, and what similar cars sold for, read from the websites of 8 Mississauga dealerships listing the Sierra 1500 now.

For sale now
69
12 used, 57 new
Used asking price
$51,057
median, at 53,421 km
Price dropped
3
4% of those listed, median $1,500 (2.2%)
Sold, last 90 days
11
median last asking $88,396, after 16 days

Price drops

GMC Sierra 1500s for sale in Mississauga asking less than when DealerProxy first saw them, largest drop first.

  • 2022 GMC Sierra 1500 AT4
    Used · 80,325 km · Addison Chevrolet Buick GMC · Mississauga
    $49,888 $51,888 −$2,000 (3.9%)
    24 days on the lot
  • 2026 GMC Sierra 1500 AT4
    Used · 21,404 km · 401 Dixie Hyundai · Mississauga
    $67,298 $68,798 −$1,500 (2.2%)
    19 days on the lot
  • 2025 GMC Sierra 1500 AT4 DIESEL
    Used · 25,310 km · Erin Mills Mitsubishi · Mississauga
    $69,788 $69,988 −$200 (0.3%)
    24 days on the lot

Days on the lot

How long the GMC Sierra 1500s for sale now have been listed: 24 days is the median; the ones that sold took 16 days. Counted from when DealerProxy first saw each one; tracking began 2026-09-20.

Under a week
4
1–2 weeks
0
2–4 weeks
65
1–2 months
0
2 months or more
0

What similar cars sold for

GMC Sierra 1500s that left Mississauga dealers' lots in the last 90 days, by model year, at the price they were last asking (the price agreed is not published, and is often a little lower). A car gone within two days of first being seen is not counted.

YearConditionSoldLast asking (median)Odometer (median)Days on lot
2026New10$90,694—16 days
2018Used1$25,998163,107 km26 days

Most recently sold

The GMC Sierra 1500 in other cities