U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
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Vehicle Details

VIN3GTU2NEC2JG334460
TrimSLT
Drivetrain4WD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot56

2018 GMC Sierra 1500

SLT

Fair Price
$21,644159,124 mi

Fort Wayne, IN 46818

Is this 2018 GMC Sierra 1500 SLT a good deal?

OAV verdict: Fair Price

Why: Listed at $21,644, comparable market range $19,144–$32,533, based on 19 comparable listings. Days on lot: 56 days (market average 50 days).

Market price position

19,144
32,533
21,644

$21,644 · within market range

$19,144comparable$32,533
Regional range
$19,144 – $32,533
vs. market
$2,500 above low · $10,889 below high
Comparable vehicles
19
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1254 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$19,144 – $27,823
Regional Range$19,144 – $32,533

Auto Vault Llc

Fort Wayne, IN

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

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Request availability and out-the-door price

OAV will route your inquiry to Auto Vault Llc for current availability of this 2018 GMC Sierra 1500 SLT and an out-the-door price quote (taxes, fees, addons included).

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

About This 2018 GMC Sierra 1500

Listing updated: Jul 10, 2026

Listed by an independent dealer in Fort Wayne, IN · On lot for 56 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 1500 SLT is listed at $21,644 by auto vault llc in Fort Wayne, IN 46818. It has 159,124 miles on the odometer. It features a 4WD 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 Fort Wayne market, the estimated market range is $19,144 to $32,533. The local market range in IN is $19,144 to $27,823.

This vehicle has been on the lot for 56 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 Fort Wayne, IN 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:

Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.

How this listing is verified

This vehicle listing was aggregated from an independent dealer in Fort Wayne, IN, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU2NEC2JG334460 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 IN

Comparable Vehicles

544

Average Price

$29,063

Price Range

$5,500–$50,975

Avg Days on Lot

50

Based on 544 comparable 2016-2020 GMC Sierra 1500 listings in IN, the average asking price is $29,063. This listing at $21,644 is $7,419 below average (26% below market). Comparable prices in IN range from $5,500 to $50,975. Similar vehicles spend an average of 50 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in IN

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