U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
OAV
2018 GMC Sierra 1500

Vehicle Details

VIN3GTP1NEC1JG568198
TrimSLT
Exterior ColorGray
DrivetrainRWD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot17

2018 GMC Sierra 1500

SLT

Fair Price
$24,900144,214 miles

Jacksonville, FL 32207

Is this 2018 GMC Sierra 1500 SLT a good deal?

OAV verdict: Fair Price

Why: Listed at $24,900, comparable market range $24,005–$32,221, based on 19 comparable listings. Days on lot: 17 days (market average 44 days).

Market price position

24,005
32,221
24,900

$24,900 · within market range

$24,005comparable$32,221
Regional range
$24,005 – $32,221
vs. market
$895 above low · $7,321 below high
Comparable vehicles
19
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1471 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Local Range$28,964 – $28,964
Regional Range$24,005 – $32,221

Dealer Info

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Jacksonville, FL

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About This 2018 GMC Sierra 1500

Listing updated: May 17, 2026

Listed by a franchise dealer in Jacksonville, FL · On lot for 17 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 1500 SLT is listed at $24,900 by a franchise dealer in Jacksonville, FL 32207. It has 144,214 miles on the odometer. The exterior color is Gray. It features a RWD drivetrain with a 5.3L V8 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on 19 similar vehicles in the Jacksonville market, the estimated market range is $24,005 to $32,221. The local market range in FL is $28,964 to $28,964.

This vehicle has been on the lot for 17 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

Market context

This listing is part of OAV's broader Jacksonville, FL trucks market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

How this deal is rated

OAV compares this 2018 GMC Sierra 1500 against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:

This rating refreshes daily as inventory enters and leaves the market. The dealer on this listing has not yet activated on OAV, so the business name and contact details are anonymized here. Activated (paying) dealers appear with their verified business name and a Verified badge.

How this listing is verified

This vehicle listing was aggregated from a franchise dealer in Jacksonville, FL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTP1NEC1JG568198 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.

Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2018 GMC Sierra 1500 Market in FL

Comparable Vehicles

1,223

Average Price

$29,127

Price Range

$6,390–$49,997

Avg Days on Lot

44

Based on 1,223 comparable 2016-2020 GMC Sierra 1500 listings in FL, the average asking price is $29,127. This listing at $24,900 is $4,227 below average (15% below market). Comparable prices in FL range from $6,390 to $49,997. Similar vehicles spend an average of 44 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in FL

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: SLT — compare trims below)