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Used GMC Sierra for Sale in Montclair, CA

10 used GMC Sierra listed by 1 local dealer in Montclair, CA. Median asking price $43,716.

10vehicles
1dealerships
$28,768–$68,280price range
$43,716median price
35,867median miles

10 vehicles

Frequently asked questions

How many used cars are for sale in Montclair, CA (GMC Sierra)?
AutosXchange currently lists 10 vehicles in Montclair, CA (GMC Sierra) from 1 dealership.
What is the average price of a used car in Montclair, CA (GMC Sierra)?
The median dealer-advertised price is $43,716, ranging from $28,768 to $68,280.
What are the most common makes for sale in Montclair, CA (GMC Sierra)?
The most-listed makes are GMC (10).

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

Who removed and who added cars in Montclair, 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. STG Montclair — 18 removed (2025 Toyota Camry…)

All 18 cars removed in Montclair, CA, last 7 days →

Added the most

  1. STG Montclair — 12 added (2020 BMW X4…)

All 12 cars added in Montclair, CA, last 7 days →

Dealer activity in Montclair, CA · Heatmap