Used GMC Terrain for Sale in Idaho Falls, ID
19 listingsPriced from $7,740 to $43,645Median $35,493
VehiSales is tracking 19 Used GMC Terrain for sale in Idaho Falls, ID as of August 2026, priced from $7,740 to $43,645 (median $35,493). The most listed model is GMC Terrain. Compare photos, mileage, vehicle history and dealer details on VehiSales.
By body style, SUVs (19) make up most of the inventory. Model years span 2011–2027, and 89% of listings are from 2021 or newer.
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