2018 Chevrolet Tahoe Depreciation
A 8-year-old 2018 Chevrolet Tahoe has lost about 59.0% of its roughly $55,580 original value. In the 2026 source cohort, it typically listed for around $23,789, with most listings between $20,471 and $31,311. Listed examples average 103,272 miles.

2018 Chevrolet Tahoe Price by Mileage
What buyers actually pay at different odometer readings.
How Mileage Affects 2018 Chevrolet Tahoe Price
Each dot is a real listing — price plotted against odometer reading.
| Mileage | Median price | Listings |
|---|---|---|
| 30k–50k mi | $34,115 | 8 |
| 50k–75k mi | $32,395 | 29 |
| 75k–100k mi | $27,399 | 79 |
| 100k–130k mi | $23,426 | 86 |
| Over 130k mi | $19,995 | 41 |
What's a Good Price for a 2018 Chevrolet Tahoe?
Great deal
Under $21,992
Typical
$21,992–$30,089
Overpriced
Above $30,089
Based on the middle 50% of listings — always adjust for mileage and condition.
Price Spread
Range across 246 listings.
Half of all listings fall between $21,992 and $30,089, with a median of $24,977.
Ownership & Condition
Across 246 2018 Chevrolet Tahoe listings.
Accident-free
68.4%
One-owner
24.6%
Avg owners
2
Personal use
50.9%
2018 Chevrolet Tahoe 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 Chevrolet Tahoe trim holds its value.
How the 2018 Chevrolet Tahoe Compares to Other Years
At 59.0% depreciation, the 2018 Chevrolet Tahoe sits among its neighbors on the depreciation curve. The one-year-newer 2019 has lost 53.7% (around $25,797), so stepping up a model year costs roughly $2,008 more. The older 2017 sits at 63.5% (around $21,694), so dropping back a year saves about $2,095. 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 Chevrolet Tahoe.
Known Issues & Complaints
96 NHTSA complaints, 3 recalls reported.
POWER TRAIN
16 complaintsTransmission failure at 127,000 miles. Multiple flairs in transmission resulting in total rebuild
UNKNOWN OR OTHER
15 complaintsThe rear AC evaporator located behind the paneling in the rear of the vehicle was leaking AC freon r-1234yf. This was diagnosed after a weeks long troubleshooting by my mechanic trying to find the leak in the rear AC lines causing the vehic
ENGINE
12 complaintsDuring a road trip, we came to a stop and upon stepping on gas to proceed on the road and it wouldn't go. The engine revved and "pulled" until we were able to move. We took it to a dealership as well as private mechanic and was told it is a
SERVICE BRAKES
12 complaintsThe contact owns a 2018 Chevrolet Tahoe. The contact stated that while attempting to start the vehicle, the brake pedal had to be depressed very hard to start the vehicle. The contact stated that while depressing the accelerator pedal, the
ELECTRICAL SYSTEM
11 complaintsThe Body Control Module does not work. A new BCM was installed in my car in April 2025. Since then I am having multiple issues, but the safety related issue is with the trailer braking system. It is available for inspection upon request. Th
STEERING
11 complaintsThe contact owns a 2018 Chevrolet Tahoe. The contact stated that after parking the vehicle in a parking lot and returning to start the vehicle, the “Power Steering Assist Fault” message was displayed, and the vehicle was difficult to turn t
Top Issues
- POWER TRAIN
- UNKNOWN OR OTHER
- ENGINE
- SERVICE BRAKES
- ELECTRICAL SYSTEM
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
2018 Chevrolet Tahoe Listings
Real 2018 Tahoe listings on the market now.

$35,904
2018 LS · Summit White
14,922 mi · Chadron, NE
View listing →

$29,997
2018 LS · Silver Ice Metallic
37,231 mi · Buffalo, NY
View listing →

$36,191
2018 LT · Silver Ice Metallic
38,861 mi · Bellevue, WA
View listing →

$31,998
2018 LS · Silver Ice Metallic
40,048 mi · Colorado Springs, CO
View listing →

$32,995
2018 LT · Silver Ice Metallic
44,260 mi · Franklin, OH
View listing →

$31,220
2018 Premier · Summit White
55,719 mi · McGregor, TX
View listing →
Live dealer listings, refreshed periodically. Prices and availability change.
Frequently Asked Questions
How much is a 2018 Chevrolet Tahoe worth?
A 2018 Chevrolet Tahoe is typically worth around $23,789, with most listings falling between $20,471 and $31,311. The single biggest swing factor is mileage — listed examples average about 103,272 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 Chevrolet Tahoe depreciated?
The 2018 Chevrolet Tahoe has lost about 59.0% of its original $55,580 base MSRP — roughly $32,792 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 Tahoe have?
Listed 2018 Tahoes average about 103,272 miles, with most between 73,842 and 132,162. 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 Chevrolet Tahoe?
For a 2018 Chevrolet Tahoe, anything under $21,992 is a strong deal, $21,992 to $30,089 is the typical range where most cars trade, and above $30,089 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 Chevrolet Tahoe are computed from 189 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.