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

VIN1GTV2MEC6JZ294379
TrimSLE
Drivetrain4WD
Engine4.3L V6
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot11

2018 GMC Sierra 1500

SLE

Unscored
$27,49545,000 mi

Vienna, VA 22182

Is this 2018 GMC Sierra 1500 SLE a good deal?

OAV verdict: Unscored

Why: Listed at $27,495, comparable market range $15,749–$29,290, based on 7 comparable listings. Days on lot: 11 days (market average 76 days).

Market price position

15,749
29,290
27,495

$27,495 · within market range

$15,749comparable$29,290
Regional range
$15,749 – $29,290
vs. market
$11,746 above low · $1,795 below high
Comparable vehicles
7
Demand-Verified· Backed by recent sales data
Faster-than-average sell-through

Similar vehicles recently sold in an estimated 1143 days.

What does Demand-Verified mean?

Market Breakdown

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

Regional Range$15,749 – $29,290

Koons

Vienna, VA

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 Koons for current availability of this 2018 GMC Sierra 1500 SLE 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: Jun 27, 2026

Listed by a franchise dealer in Vienna, VA · On lot for 11 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 1500 SLE is listed at $27,495 by koons in Vienna, VA 22182. It has 45,000 miles on the odometer. It features a 4WD drivetrain with a 4.3L V6 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 7 similar vehicles in the Vienna market, the estimated market range is $15,749 to $29,290.

This vehicle has been on the lot for 11 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 Vienna, VA 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 a franchise dealer in Vienna, VA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTV2MEC6JZ294379 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 VA

Comparable Vehicles

396

Average Price

$29,306

Price Range

$8,376–$55,576

Avg Days on Lot

76

Based on 396 comparable 2016-2020 GMC Sierra 1500 listings in VA, the average asking price is $29,306. This listing at $27,495 is $1,811 below average (6% below market). Comparable prices in VA range from $8,376 to $55,576. Similar vehicles spend an average of 76 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in VA

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