How much does this 2018 GMC Sierra Denali cost?

This used 2018 GMC Sierra Denali is listed at $45,999 in Fairfax, VA on VehiSales.

How many miles does this 2018 GMC Sierra have?

The odometer reads 123,665 miles.

What is the VIN of this 2018 GMC Sierra?

The VIN is 1GT12UEY0JF243746. You can check its full history report and window sticker via the links on this page.

Is this 2018 GMC Sierra Denali priced well?

The $45,999 asking price is in line with the typical $45,475 asked across 100 comparable same-build listings tracked by VehiSales.

Does the 2018 GMC Sierra have any safety recalls?

NHTSA lists no safety recalls for the 2018 GMC Sierra.

What are common problems with the 2018 GMC Sierra?

Owners have filed 17 complaints with NHTSA for the 2018 GMC Sierra; the most reported areas are Engine, Structure, Service Brakes. Read them all in the Recalls & Reliability section.

What generation is the 2018 GMC Sierra?

It belongs to the 3rd generation in our catalog, produced from 2016 to 2018. Every GMC Sierra from these years shares the same platform and body style.

What engine does this 2018 GMC Sierra have?

This 2018 GMC Sierra runs a 6.6 L · 8 cyl · Turbo engine on diesel with 4WD/4-Wheel Drive/4x4, according to the NHTSA build sheet.

2018 GMC Sierra Denali for Sale — VIN 1GT12UEY0JF243746

Name: 2018 GMC Sierra Denali
Brand: GMC
SKU: 1GT12UEY0JF243746
Price: 45999 USD
Availability: InStock

$524 above marketThis 2018 GMC Sierra is listed at $45,999 against a $45,475 average for comparable listings ·market range $37,932–$53,832·trade-in from $22,759

About this vehicle

This used 2018 GMC Sierra Denali with 123,665 miles is for sale in Fairfax, VA.
The $45,999 asking price is in line with the $45,475 market average for comparable listings.
Our market analysis compares 100 other Sierra listings of this exact 2018 build currently for sale — averaging 112,797 miles and 36 days on market.
It runs a 6.6 L · 8 cyl · Turbo engine with 4WD/4-Wheel Drive/4x4.
This model year belongs to the Sierra generation 3 body produced 2016–2018 — any Sierra from these years shares the same platform and body style.
EPA fuel economy for the 2018 GMC Sierra ranges from 17 to 20 MPG combined depending on configuration (fueleconomy.gov).
NHTSA lists no safety recalls for the 2018 GMC Sierra.

Price history: $72,890 (Jul 2021) → $45,999 (Mar 2026), -36.9%

Market Overview

Market price range for similar cars

This vehicle

$45,999

+$524 above avg

At market

$37,932Below market

$45,475Typical

$53,832Above market

Based on 100 similar vehicles for sale · avg 112,797 miles · avg 36 days on market

Below marketLower than average

At marketTypical range

Above marketHigher than average

Average Trade-in value for similar cars

FairVisible wear & issues

$22,759

GoodMinor cosmetic issues

$27,285

ExcellentLike-new condition

$32,299

Fuel Economy (EPA)

17–20

MPG combined

$3,450

Est. annual fuel cost

Runs on: Regular or Premium Gasoline (depends on engine)

Varies by engine and configuration — 12 EPA-rated versions of this model.

Recalls & Reliability

0

Safety recalls

17

Owner complaints

Most reported areas

Engine 5Structure 4Service Brakes 4Steering 3Exterior Lighting 3

Price & mileage history — data table

Price history
Date	Price	Mileage	Seller	Location
Jul 5, 2021	$72,890	13,781 mi	Ingersoll Auto of Pawling	Pawling
Mar 5, 2026	$46,999	123,665 mi	CarsRUs	Winchester
Mar 14, 2026	$45,999	123,665 mi	CarsRus	Fairfax

Odometer history
Date	Mileage	Price	Seller	Location
Jul 5, 2021	13,781 mi	$72,890	Ingersoll Auto of Pawling	Pawling
Mar 5, 2026	123,665 mi	$46,999	CarsRUs	Winchester
Mar 6, 2026	123,665 mi	$0	CarsRUs	Winchester
Mar 6, 2026	123,665 mi	$0	CarsRUs	Winchester
Mar 14, 2026	123,665 mi	$45,999	CarsRus	Fairfax

2018 GMC Sierra price comparison near you

This vehicle: 2018 GMC SierraDenali$45,999 · 123,665 mi

Compare with

13 comparable 2018 GMC Sierra Denali listings for sale within 50 miles are priced from $22,000 to $50,550 (average $32,309) — this one is $13,690 above the local average.

12 cheaper than this one

159k mi18 MPGFredericksburg, VA

151k mi18 MPGStafford, VA

134k mi18 MPGManassas, VA

103k mi18 MPGFredricksburg, VA

117k mi18 MPGManassas, VA

120k mi18 MPGGwynn Oak, MD

126k mi17 MPGFalls Church, VA

86k mi18 MPGFredericksburg, VA

109k mi17 MPGCulpeper, VA

45k mi17 MPGWaldorf, MD

65k mi17 MPGStafford, VA

159k mi18 MPGWarrenton, VA

65k mi18 MPGClarksville, MD

CompareView

Year	2018
Make	GMC
Model	Sierra
Trim	Denali
Body Type	Pickup
Interior	Jet black
Fuel economy (EPA)	17–20 MPG combined
Recommended fuel	Regular Gasoline or Premium Gasoline
Engine	6.6 L · 8 cyl · Turbo
Fuel	Diesel
Drivetrain	4WD/4-Wheel Drive/4x4
Body class	Pickup
Doors	4
Manufacturer	GENERAL MOTORS LLC

GMC Sierra — body generations

GenerationProducedFacelift

Gen 11996–2010—

Gen 22011–2015—

Gen 32016–2018—

this vehicle

Gen 42019–2021—

Gen 52022–present—

Vehicles within one generation share the same platform and body style — cross-generation listings are a different car in all but name.

VIN Breakdown

1GT12UEY0JF243746

1GT1–3WMI — ManufacturerBuilt by GENERAL MOTORS LLC (United States)

12UEY4–8Vehicle attributesModel, body & engine: Pickup · 6.6 L · 8 cyl · Turbo

09Check digitValidates the VIN against transcription errors

J10Model yearCode “J” = 2018

F11Assembly plantFactory code assigned by the manufacturer

24374612–17Serial numberUnique production sequence of this exact vehicle

Active & former listings. Every ad we've tracked for this exact vehicle (by VIN) across marketplaces and dealer sites — both currently live and already removed. Each row links to the original listing on the platform where the car was offered for sale, with the price and status it had there, so you can follow its full sale history.

Active Listings

1

Listing source	Odometer	Listed date	Price	Condition	City	Sale company
Edmunds.com	123,665	Mar 14	$45,999	Used	Fairfax	CarsRus

Former Listings

2021

July

Listing source	Odometer	Listed date	Price	Condition	City	Sale company
CarGurus.com	13,781	Jul 5	$72,890	Used	Pawling	Ingersoll Auto of Pawling

2026

March

Listing source	Odometer	Listed date	Price	Condition	City	Sale company
CarGurus.com	123,665	Mar 5	$46,999	Used	Winchester	CarsRUs
Autolist.com	123,665	Mar 6	Unavailable	Used	Winchester	CarsRUs
CarGurus.com	123,665	Mar 6	Unavailable	Used	Winchester	CarsRUs

Frequently asked questions