Used 2023 GMC Terrain for Sale nearSt Catharines, ON

How much does the 2023 GMC Terrain cost?

Prices have softened 12.98% compared to this time last year, making it a favourable time to shop this model year.

There are 855 listings available, which suggests solid inventory for used shoppers.

Is the 2023 GMC Terrain a good car?

Yes — the 5/5 user rating points to strong owner satisfaction, and the 2023 GMC Terrain’s appeal comes from its comfort-focused ride, roomy cabin and strong safety equipment. It also suits you if you want a premium-feeling small SUV with attractive used-car pricing, standard smartphone integration and a more upscale cabin presentation than many rivals. The market also shows 33.2% of listings as good or great deals, which adds to its appeal for value-minded shoppers.

Is the 2023 GMC Terrain reliable?

Owners rate it 5/5, a strong signal of long-term satisfaction.

The 2023 Terrain’s reliability case is helped by its carryover formula, standard safety technology and straightforward 1.5-litre turbocharged setup. For used buyers, the main long-term ownership risk is less about complexity and more about whether the vehicle’s smaller cargo area and modest performance will still suit your needs over time.

Is now a good time to buy a used 2023 GMC Terrain?

This looks like a moderate, selective buyer’s market, so you have room to shop carefully and compare listings.

• Deal availability: 33.2% of listings are priced as good or great deals.
• Inventory: There are 855 listings available.
• Price trend: Prices have softened 12.98% compared with last year.

If you find a listing below $27,453 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2023 GMC Terrain's resale value?

The current average of $27,731 CAD sits slightly below last year's $31,866 CAD.

That price movement suggests the Terrain has become more accessible on the used market, which can help you buy at a better entry point today. For a future seller, the softer pricing means resale gains may be more limited unless the vehicle is especially well kept and well equipped. If market conditions stay steady, the Terrain’s value should be supported by its comfort-first appeal and broad shopper interest.

Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2023 GMC Terrain or consider a different year?

If you're weighing the 2023 against nearby model years, here's how to think about it:

Choose the 2023 if:

• 33.2% of listings are priced as good or great deals.
• Price trend: Prices have softened 12.98% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

Consider the 2022 if:

• At $24,663 CAD, the 2022 costs less than the current year's $27,731 CAD average.
• It adds a rugged-looking AT4 trim with standard all-wheel drive.

The bottom line: Choose the 2023 if you want the better-balanced used buy, especially with softer pricing and strong owner satisfaction. If your priority is spending less upfront, the 2022 is the better secondary path, particularly if you like its more rugged styling and lower entry price.

These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.