Model year guide

2020 GMC Terrain

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2020 GMC Terrain is worth — from official NHTSA and EPA data. 22 on record.

2020 GMC Terrain — representative photo
Representative photo · via Wikimedia Commons

2020 GMC Terrain at a glance

Safety recalls2
Owner complaints179
Combined25 mpg
Typical price$26,910

Free: specs, open recalls for that exact car, build sheet and fair price.

2020 GMC Terrain recalls 2

Power Train:automatic Transmission NHTSA Campaign #20V668000 · 29/10/2020

General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop accumulator endcap may have missing bolts.

Fix: GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet custo…

Child Seat:vehicle Latch Anchor NHTSA Campaign #23V339000 · 11/05/2023

General Motors, LLC (GM) is recalling certain 2020-2023 Chevrolet Equinox and GMC Terrain vehicles. The four rear-seat lower child seat LATCH anchorage bars may have excessive powder coating, which could prevent a child seat from being installed with the anchorage bars. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 225, "Child Restraint Anchorage Syste…

Fix: Owners are advised to install child seats using the vehicle's rear seat belts until the remedy is complete. Dealers will inspect the latch anchorage bars, and remove and replace the finish, as necessary, free of charge. Owner notification letters were mailed June 2, 2023. Owners may contact Chev…

Source: U.S. NHTSA. A recall applies to a model year, but only a VIN check shows whether a specific car has had the repair done.

2020 GMC Terrain common problems

The most-reported problem areas from 179 owner complaints filed with NHTSA — and what to check before you buy.

Service Brakes
Brakes should feel firm and quiet — no grinding, pulsing or pulling. Check for an ABS light and uneven pad/rotor wear.
Engine
Listen for knocks or ticking, check for leaks and blue/white exhaust smoke, and make sure it doesn't overheat. No check-engine light should be on.
Fuel/propulsion System
Check for fuel or battery warnings, hard starts and stalling. On a hybrid/EV, confirm charging and range behave normally.
Back Over Prevention
Have a trusted mechanic inspect this system as part of a pre-purchase inspection.
Fuel System
Sniff for fuel odor, check for leaks, hard starts or stalling, and confirm the fuel gauge reads correctly.
Gasoline
Have a trusted mechanic inspect this system as part of a pre-purchase inspection.

2020 GMC Terrain MPG & running costs

Combined25 mpg
City24 mpg
Highway28 mpg
Est. annual fuel cost$2,775

Source: U.S. EPA / DOE fueleconomy.gov, averaged across trims.

What's a 2020 GMC Terrain worth?

Low
$23,995
Typical price
$26,910
High
$30,995

From 16 comparable 2020 GMC Terrain listings.

Estimated 5-year cost to own

A rough guide to what running a 2020 GMC Terrain costs over five years and 75,000 miles.

Fuel (5 yrs)$13,875
Depreciation (5 yrs)$7,100
Total$20,975
Per mile$0.28

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. Depreciation compares today's typical asking price for this model year ($26,910) with the same model 5 model-years older ($19,798), from CarLogs listing data. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

2020 GMC Terrain trims & engines on record

Trims
SLT · SLE
Engines
1.5L 4-cyl · 2.0L 4-cyl

2020 GMC Terrain vehicles on record

Other GMC Terrain model years

2020 GMC Terrain — frequently asked questions

Does the 2020 GMC Terrain have any safety recalls?

Yes — NHTSA lists 2 safety recalls for the 2020 GMC Terrain. Recall repairs are free at any franchised dealer. Whether a specific car still has one open depends on its VIN.

What are the most common problems with the 2020 GMC Terrain?

Based on 179 owner complaints filed with NHTSA, the most-reported problem areas are service brakes, engine, fuel/propulsion system.

What gas mileage does the 2020 GMC Terrain get?

The U.S. EPA rates the 2020 GMC Terrain at about 25 mpg combined (24 city / 28 highway).

How much is a 2020 GMC Terrain worth?

Comparable 2020 GMC Terrain listings run roughly $23,995–$30,995, typically around $26,910 (from 16 vehicles).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.