2018 GMC Yukon Depreciation
A 8-year-old 2018 GMC Yukon has lost about 58.0% of its roughly $66,165 original value. In the 2026 source cohort, it typically listed for around $25,074, with most listings between $19,651 and $30,342. Listed examples average 118,238 miles.

2018 GMC Yukon Price by Mileage
What buyers actually pay at different odometer readings.
How Mileage Affects 2018 GMC Yukon Price
Each dot is a real listing — price plotted against odometer reading.
| Mileage | Median price | Listings |
|---|---|---|
| 50k–75k mi | $33,210 | 10 |
| 75k–100k mi | $29,432 | 46 |
| 100k–130k mi | $25,755 | 75 |
| Over 130k mi | $20,705 | 67 |
What's a Good Price for a 2018 GMC Yukon?
Great deal
Under $22,242
Typical
$22,242–$28,862
Overpriced
Above $28,862
Based on the middle 50% of listings — always adjust for mileage and condition.
Price Spread
Range across 200 listings.
Half of all listings fall between $22,242 and $28,862, with a median of $25,074.
2018 GMC Yukon Efficiency & Specs
EPA fuel-economy and powertrain data.
Combined
18 MPG
City / Hwy
15 / 23
Fuel / year
$3,700
Fuel
Premium
Engine
6.2L 8-cyl
EPA class
Standard Sport Utility Vehicle 2WD
Depreciation by Trim
See how each 2018 GMC Yukon trim holds its value.
How the 2018 GMC Yukon Compares to Other Years
At 58.0% depreciation, the 2018 GMC Yukon sits among its neighbors on the depreciation curve. The one-year-newer 2019 has lost 52.7% (around $29,045), so stepping up a model year costs roughly $3,971 more. The older 2017 sits at 63.4% (around $22,175), so dropping back a year saves about $2,899. Buying one model year newer or older is one of the easiest ways to trade purchase price against age and remaining warranty.
Safety Ratings
NHTSA crash test ratings for the 2018 GMC Yukon.
Known Issues & Complaints
69 NHTSA complaints, 3 recalls reported.
ENGINE
18 complaintsI started my vehicle and as I accelerated I started to hear a knocking noise. The vehicle and engine have been inspected by the dealership. The problem has also been confirmed by the dealership.There were no warning lights or messages befor
POWER TRAIN
16 complaintsThe 2018 Yukon has been at the dealership several timeswaiting for a valve body for the transmission. There are valve body recalls for other year GM vehicles with the same transmission, but not for the 2018 model even though it appears to b
UNKNOWN OR OTHER
7 complaintsAll back light won’t turn on only brake lights but not night time running lights
SUSPENSION
6 complaintsAs of [XXX] , I witnessed a squealing sound coming from the rear end of my 2018 Denali Yukon XL truck. And it's affecting my braking. And it jerked when I changed my gears on my truck . And there are lights on in my dashboard on my truck. T
SERVICE BRAKES
4 complaintsENGINE WORK VALVE INTAKE LIFTER AND CAMSHAFT REPAIRS / OIL SENSOR HAS BEEN GOING HAYWIRE / REAR STRUTS KEEP POPPING OFF AND AFTER STRUTS REPAIRED BOUGHT THE TRUCK 05/2024 AND HAD TO TAKE TO REPAIR 12/2024 AND ONCE MONTH EVER SINCE.
STEERING
4 complaintsWhile driving I made a right hand turn. As soon as the turn was made, the powering steering completely went out. The power steering is found to fail upon cold starts, then return to normal after operating. The vehicle has been taken to gmc
Top Issues
- ENGINE
- POWER TRAIN
- UNKNOWN OR OTHER
- SUSPENSION
- SERVICE BRAKES
Buyer Red Flags
- !Recall 20V603000 (SERVICE BRAKES, HYDRAULIC): General Motors LLC (GM) is recalling certain 2018 Cadillac Escalade, Chevrolet Silverado 1500 and Tahoe, GMC Sierra 1500 and Yukon vehicles equipped with either a 5.3L or 6.2L V8 e
- !Recall 19V645000 (SERVICE BRAKES, HYDRAULIC): General Motors LLC (GM) is recalling certain 2015-2017 Cadillac Escalade, 2014-2018 Chevrolet Silverado, GMC Sierra, 2015-2018 Chevrolet Suburban, Tahoe, GMC Yukon vehicles. The am
- !Recall 19V761000 (SERVICE BRAKES, HYDRAULIC): General Motors LLC (GM) is recalling certain 2015-2020 Chevrolet Suburban, Tahoe, and GMC Yukon, and 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles equipped with a
Frequently Asked Questions
How much is a 2018 GMC Yukon worth?
A 2018 GMC Yukon is typically worth around $25,074, with most listings falling between $19,651 and $30,342. The single biggest swing factor is mileage — listed examples average about 118,238 miles, and each additional 10,000 miles shaves a few percent off the price. Condition, accident history, trim, and how many owners a car has had move the number from there. Treat the median as a fair starting point and adjust up for a clean, low-mileage, one-owner car or down for higher mileage and any reported damage.
How much has the 2018 GMC Yukon depreciated?
The 2018 GMC Yukon has lost about 58.0% of its original $66,165 base MSRP — roughly $38,376 in value, after adjusting listing prices to typical mileage for the age. Most of a car's lifetime depreciation happens in its earliest years, so a vehicle of this age has usually weathered the steepest part of the curve already. That's what makes a well-kept example at this age an efficient buy: you let the original owner absorb the fastest depreciation, then enjoy a much slower decline from here.
How many miles does a used 2018 Yukon have?
Listed 2018 Yukons average about 118,238 miles, with most between 89,920 and 147,005. As a rule of thumb, "average" mileage for any car is roughly 12,000 miles per year of age, so compare a specific listing against that benchmark. A below-average odometer commands a premium and an above-average one a discount, but a higher-mileage car with complete service records and one owner can be a better buy than a low-mileage car with gaps in its history. Consistent maintenance does more for a car's remaining lifespan than a low number on the odometer alone.
What is a good price for a 2018 GMC Yukon?
For a 2018 GMC Yukon, anything under $22,242 is a strong deal, $22,242 to $28,862 is the typical range where most cars trade, and above $28,862 is on the expensive side — those higher prices usually buy lower mileage, a certified warranty, or a premium trim. Always weigh the asking price against the car's specific mileage and condition rather than the sticker alone: a slightly higher price for a clean, one-owner, accident-free example is often money well spent. And treat a listing priced well below the range as a prompt to dig deeper — unusually cheap cars almost always have a reason, whether it's high mileage, accident history, or a branded title.
Methodology
Figures for the 2018 GMC Yukon are computed from 200 real used-car listings. Each asking price is normalized to a standard 12,000 miles per year for the car's age, adjusted by a 5% asking-to-sale estimate, and compared against the original base MSRP for that VIN's trim. Full methodology. Updated August 2026.