Is the $12,990 price on this 2018 GMC Terrain a good deal?

OAV rates this as Fair Price because the asking price of $12,990 is within the typical market range for this vehicle.

What is the average price for a 2018 GMC Terrain in TX?

Based on 325 comparable listings in TX, the average asking price for a 2016-2020 GMC Terrain is $15,318, with prices ranging from $4,750 to $30,558.

How long does a 2018 GMC Terrain typically stay on dealer lots?

Comparable GMC Terrain listings in TX spend an average of 107 days on dealer lots.

Where is this 2018 GMC Terrain located?

This vehicle is listed in Irving, TX 75061. VIN: 3GKALMEV2JL236178. Mileage: 100,421 miles.

No Photo Available

Vehicle Details

VIN3GKALMEV2JL236178

TrimSLE

Exterior ColorWhite

DrivetrainFWD

Engine1.5L I4

TransmissionAutomatic

Fuel TypeUnleaded

Inventory Typeused

Days on Lot292

2018 GMC Terrain

SLE

Unscored

$12,990100,421 mi

Irving, TX 75061

Is this 2018 GMC Terrain SLE a good deal?

OAV verdict: Unscored

Why: Listed at $12,990, comparable market range $10,800–$19,295, based on 9 comparable listings. Days on lot: 292 days (market average 107 days).

Market price position

$12,990 · within market range

$10,800comparable$19,295

Regional range: $10,800 – $19,295
vs. market: $2,190 above low · $6,305 below high
Comparable vehicles: 9

Market Retail Price (MRP™)

$15,048

This vehicle $12,990 · $2,058 (14%) below MRP

MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.

True Retail Value (TRV™)

$13,890

This vehicle $12,990 · $900 (6%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-26) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 13–59 days.

Verify before inquiring

This listing has been on market about 4.9x longer than typical for similar vehicles (cohort sells in 13–59 days; this one is at 292). Long days-on-lot on a fast-turn cohort can signal title concerns, mechanical issues, or pricing the dealer won't actually honor. Recommend a vehicle history report before spending more time.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges are rebuilt from the market snapshot shown above.

Local Range$10,800 – $10,800

Regional Range$10,800 – $19,295

Auto Haven

Irving, TX

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

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Request availability and out-the-door price

OAV will route your inquiry to Auto Haven for current availability of this 2018 GMC Terrain SLE and an out-the-door price quote (taxes, fees, addons included).

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

About This 2018 GMC Terrain

Listing updated: Jul 26, 2026

Listed by an independent dealer in Irving, TX · On lot for 292 days · VIN verifiable at NHTSA

This used 2018 GMC Terrain SLE is listed at $12,990 by auto haven in Irving, TX 75061. It has 100,421 miles on the odometer. The exterior color is White. It features a FWD drivetrain with a 1.5L I4 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 9 similar vehicles in the Irving market, the estimated market range is $10,800 to $19,295. The local market range in TX is $10,800 to $10,800.

This vehicle has been on the lot for 292 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

Market context

This listing is part of OAV's broader Irving, TX suvs market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

How this deal is rated

OAV compares this 2018 GMC Terrain against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:

Great Deal — priced below the typical range for comparable vehicles.
Fair Price — priced within the expected range for comparable vehicles.
Overpriced — priced above the typical range for comparable vehicles.

Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.

How this listing is verified

This vehicle listing was aggregated from an independent dealer in Irving, TX, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GKALMEV2JL236178 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.

Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2018 GMC Terrain Market in TX

Comparable Vehicles

325

Average Price

$15,318

Price Range

$4,750–$30,558

Avg Days on Lot

107

Based on 325 comparable 2016-2020 GMC Terrain listings in TX, the average asking price is $15,318. This listing at $12,990 is $2,328 below average (15% below market). Comparable prices in TX range from $4,750 to $30,558. Similar vehicles spend an average of 107 days on dealer lots in this market.