Is the $20,435 price on this 2021 GMC Terrain a good deal?

OAV rates this as Fair Price because the asking price of $20,435 is within the typical market range for this vehicle.

What is the average price for a 2021 GMC Terrain in CA?

Based on 209 comparable listings in CA, the average asking price for a 2019-2023 GMC Terrain is $19,718, with prices ranging from $10,414 to $30,085.

How long does a 2021 GMC Terrain typically stay on dealer lots?

Comparable GMC Terrain listings in CA spend an average of 81 days on dealer lots.

Where is this 2021 GMC Terrain located?

This vehicle is listed in Glendora, CA 91740. VIN: 3GKALPEV7ML324794. Mileage: 39,151 miles.

What is the fair market price range for this 2021 GMC Terrain?

OAV's Price-to-Market analysis estimates the fair market range is $16,960 to $26,590, based on 11 comparable vehicles.

2021 GMC Terrain SLT for Sale in Glendora, CA

No Photo Available

Vehicle Details

VIN3GKALPEV7ML324794

TrimSLT

Exterior ColorGray

DrivetrainFWD

Engine1.5L I4

TransmissionAutomatic

Fuel TypeUnleaded

Inventory Typeused

Days on Lot44

SLT

Fair Price

$20,43539,151 mi

Glendora, CA 91740

Is this 2021 GMC Terrain SLT a good deal?

OAV verdict: Fair Price

Why: Listed at $20,435, comparable market range $16,960–$26,590, based on 11 comparable listings. Days on lot: 44 days (market average 81 days).

Market price position

$20,435 · within market range

Regional range: $16,960 – $26,590
vs. market: $3,475 above low · $6,155 below high
Comparable vehicles: 11

Market Retail Price (MRP™)

$21,775

This vehicle $20,435 · $1,340 (6%) 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™)

$19,934

This vehicle $20,435 · $501 (3%) above TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-28) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 12–50 days.

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.

Regional Range$16,960 – $26,590

Chevrolet Of Glendora

Glendora, CA

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

View all vehicles from chevrolet of glendora →

Request availability and out-the-door price

OAV will route your inquiry to Chevrolet Of Glendora for current availability of this 2021 GMC Terrain SLT 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 2021 GMC Terrain

Listing updated: Jul 27, 2026

Listed by a franchise dealer in Glendora, CA · On lot for 44 days · VIN verifiable at NHTSA

This used 2021 GMC Terrain SLT is listed at $20,435 by chevrolet of glendora in Glendora, CA 91740. It has 39,151 miles on the odometer. The exterior color is Gray. 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 Fair Price — priced at market value. Based on 11 similar vehicles in the Glendora market, the estimated market range is $16,960 to $26,590.

This vehicle has been on the lot for 44 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 Glendora, CA 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 2021 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 a franchise dealer in Glendora, CA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GKALPEV7ML324794 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.

2021 GMC Terrain Market in CA

Comparable Vehicles

209

Average Price

$19,718

Price Range

$10,414–$30,085

Avg Days on Lot

Based on 209 comparable 2019-2023 GMC Terrain listings in CA, the average asking price is $19,718. This listing at $20,435 is $717 above average (4% above market). Comparable prices in CA range from $10,414 to $30,085. Similar vehicles spend an average of 81 days on dealer lots in this market.