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Used GMC Sierra for Sale in Simi Valley, CA

26 used GMC Sierra listed by 3 local dealers in Simi Valley, CA. Median asking price $79,192.

26vehicles
3dealerships
$32,166–$96,702price range
$79,192median price
6median miles

26 vehicles

Frequently asked questions

How many used cars are for sale in Simi Valley, CA (GMC Sierra)?
AutosXchange currently lists 26 vehicles in Simi Valley, CA (GMC Sierra) from 3 dealerships.
What is the average price of a used car in Simi Valley, CA (GMC Sierra)?
The median dealer-advertised price is $79,192, ranging from $32,166 to $96,702.
What are the most common makes for sale in Simi Valley, CA (GMC Sierra)?
The most-listed makes are GMC (26).

Dealer listings are supplied by each dealership from its own website and refreshed as inventory changes; prices are dealer-advertised asking prices, so confirm availability, fees and final price with the selling dealer. Listings marked "Private seller" are submitted by the car's owner and reviewed by AutosXchange; AutosXchange does not inspect private-party vehicles.

AutosXchange Intel

Price activity in Simi Valley, CA

All vehicles tracked in Simi Valley, CA; data as of Nov 11, 1:35 PM PST.

3.6%of 757 listings had a price cut in 7 daysWhat this means: About 1 in 28 of the 757 listings in Simi Valley, CA tracked had a price cut in the last 7 days.
$1,077average price cut, 7 daysWhat this means: When a price was cut here, the cut averaged $1,077.
24new listings, 7 days
14removed from sale, 7 daysWhat this means: 10 more cars were listed than removed in the last 7 days, so there are more to choose from than a week ago.

Price-cut rate (7 days): Simi Valley, CA 3.6% · California 9.2% · the Pacific states 8.5% · the West 9.7% · United States 8.4%.

Market movers in Simi Valley, CAPrice changes in Simi Valley, CA (AutosXchange Intel Hub)Market TrendsSimi Valley, CA vs. national
Source: AutosXchange Intel Hub, autos-xchange.com/market. Asking prices of dealer listings tracked by AutosXchange since Nov 5, 2026, not sold prices; not seasonally adjusted. A market figure is published only with at least 30 listings from at least 5 dealers (no dealer above 40%). "Removed from sale" means a listing left the dealer's website; it is not a confirmed sale. Methodology
AutosXchange Intel

Who removed and who added cars in Simi Valley, CA

Last 7 days, from listing tracking of every dealer. Removed = not advertised anywhere since (not always a sale); cars moved to another dealer and bulk feed changes are not counted.

Removed the most

  1. First Kia — 46 removed (2026 Kia Sorento ×5…)
  2. First Honda — 10 removed (2027 Honda CR-V Hybrid ×2…)

All 56 cars removed in Simi Valley, CA, last 7 days →

Added the most

  1. Alexander GMC of Simi Valley — 3 added (2016 GMC Yukon XL…)
  2. Apollo Auto Simi Valley — 1 added (2016 Chrysler 200…)

All 4 cars added in Simi Valley, CA, last 7 days →

Dealer activity in Simi Valley, CA · Heatmap