2018 GMC Sierra 1500 SLT
Vehicle Details
SLT
Louisville, KY 40299
Is this 2018 GMC Sierra 1500 SLT a good deal?
OAV verdict: Fair Price
Why: Listed at $26,183, comparable market range $14,900–$50,077, based on 14 comparable listings. Days on lot: 7 days (market average 79 days).
Market price position
$26,183 · within market range
- Comparable range
- $14,900 – $50,077
- vs. market
- $11,283 above low · $23,894 below high
- Comparable vehicles
- 14
Market Retail Price (MRP™)
$32,489This vehicle $26,183 · $6,306 (19%) below MRP
MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.
True Retail Value (TRV™)
$26,915This vehicle $26,183 · $732 (3%) below TRV
TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-08-01) — an estimate, not an appraisal. How TRV works.
Comparable vehicles nationally recently sold in an estimated 11–41 days, and this listing is still within that typical selling window.
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 are rebuilt from the market snapshot shown above.
Courtesy Buick Gmc
Louisville, KY
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Request availability and out-the-door price
OAV will route your inquiry to Courtesy Buick Gmc 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: Aug 1, 2026Listed by a franchise dealer in Louisville, KY · On lot for 7 days · VIN verifiable at NHTSA
This used 2018 GMC Sierra 1500 SLT is listed at $26,183 by courtesy buick gmc in Louisville, KY 40299. It has 112,324 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Black. 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 14 comparable listings matched to this vehicle, the estimated market range is $14,900 to $50,077. These comparisons match year, make, and model and may currently span trims and configurations (trim-level matching is rolling out).
This vehicle has been on the lot for 7 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 Louisville, KY 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 (currently across available trims and configurations; trim-level matching is rolling out), filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:
- Great Deal — priced below the typical range for comparable vehicles.
- Fair Price — priced within the expected range for comparable vehicles.
- Overpriced — priced above the typical range for comparable vehicles.
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 Louisville, KY, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU2NEJ8JG446940 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 processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.
2018 GMC Sierra 1500 Market in KY
KY Market Listings
125
Average Price
$26,648
Price Range
$9,998–$50,077
Avg Days on Lot
79
Based on all 125 2016-2020 GMC Sierra 1500 listings in the KY market, the average asking price is $26,648. This listing at $26,183 is $465 below the broader KY average (2% below the KY average). This is a wider, all-trim comparison across KY; OAV's price verdict above uses the closer comparable set. Comparable prices in KY range from $9,998 to $50,077. Similar vehicles spend an average of 79 days on dealer lots in this market.
Similar GMC Sierra 1500 Listings in KY
8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: SLT — compare trims below)
2016 GMC Sierra 1500
SLT
Lexington, KY
2018 GMC Sierra 1500
SLT
Bowling Green, KY
2016 GMC Sierra 1500
SLT
Henderson, KY
2017 GMC Sierra 1500
SLT
West Point, KY
2016 GMC Sierra 1500
Base
Bowling Green, KY
2017 GMC Sierra 1500
Base
Bowling Green, KY
2017 GMC Sierra 1500
SLE
Lexington, KY
2017 GMC Sierra 1500
SLE
Hartford, KY