GMC Terrain exterior
Image: Auto Reliability Index
Gasoline · Denali trim

2018 GMC Terrain Denali

57.3% depreciation ($20,180)

2018 GMC Terrain Denali has a median resale price of $17,340 against an original MSRP of $37,520, which works out to 57.3% depreciation across 45 analyzed listings. It ranks 3 of 5 trims by value retention for this model year. This trim is listed with gas and front wheel drive.

Depreciation Details

MSRP (When New)
$37,520
Median Resale Price
$17,340
Depreciation
57.3%
Listings Analyzed
45

How Denali Compares to Other 2018 Trims

Lower depreciation means stronger resale retention. The Denali ranks 3 of 5 trims with enough listing data for this model year.

TrimMSRPMedian ResaleDepreciationListings
SLE$27,820$13,78852.7%93
SLT$31,320$15,54552.9%50
Denalithis trim$37,520$17,34057.3%45
SLT Diesel$34,165$12,65060.3%5
SLE Diesel$31,590$12,39461.9%7

Specifications

Engine Typegas
Horsepower252 hp
Torque260 lb-ft
Transmission9-speed shiftable automatic
Drivetrainfront wheel drive
City MPG22 mpg
Highway MPG28 mpg
Combined MPG24 mpg
Engine Size2.0
CylindersI4
Body TypeSUV
Doors5
Seats5
Curb Weight3,635 lbs
Cargo Capacity29.6
Fuel Tank14.9

Frequently Asked Questions

How much has the 2018 GMC Terrain Denali depreciated?

The 2018 GMC Terrain Denali shows 57.3% depreciation from its original MSRP. In dollar terms, the median listing price is $17,340 compared with an original MSRP of $37,520. This is based on 45 current used-market listings, so it should be read as market research rather than a guaranteed trade-in value.

Is the Denali trim a good value for this model year?

The value case depends on how its depreciation compares with neighboring trims and whether the equipment matters to you. Among the 5 trims with enough listing data, it ranks 3 by lowest depreciation. A lower depreciation percentage usually means stronger resale value, while a larger dollar discount can be attractive if you care more about purchase price than future resale. Compare mileage, condition, accident history, and options before treating the trim ranking as a final buying decision.

What specs are matched for the 2018 GMC Terrain Denali?

The matched spec record lists gas, front wheel drive, 9-speed shiftable automatic, 24 combined MPG. The spec match is used only when it can be tied to this model year and trim without an ambiguous join. If source records disagree, the page favors the depreciation data and avoids presenting unsupported mechanical details as fact.