
Vehicle Details
2018 GMC Yukon XL
SLT
San Antonio, TX 78227
Market price position
$14,995 · $704 below market low
- Regional range
- $15,699 – $26,990
- vs. market low
- — $704 (4% below)
- Comparable vehicles
- 3
Similar vehicles recently sold in an estimated 19–74 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.
Dealer Info
San Antonio, TX
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About This 2018 GMC Yukon XL
Listing updated: May 3, 2026Listed by an independent dealer in San Antonio, TX · On lot for 14 days · VIN verifiable at NHTSA
This used 2018 GMC Yukon XL SLT is listed at $14,995 by an independent dealer in San Antonio, TX 78227. It has 168,253 miles on the odometer. 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 a Great Deal — priced below market value. Based on 3 similar vehicles in the San Antonio market, the estimated market range is $15,699 to $26,990.
This vehicle has been on the lot for 14 days.
Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).
How this deal is rated
OAV compares this 2018 GMC Yukon XL 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:
- 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.
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 an independent dealer in San Antonio, TX, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GKS1GKC6JR320947 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 Yukon XL Market in TX
Comparable Vehicles
422
Average Price
$25,522
Price Range
$11,685–$59,999
Avg Days on Lot
56
Based on 422 comparable 2016-2020 GMC Yukon XL listings in TX, the average asking price is $25,522. This listing at $14,995 is $10,527 below average (41% below market). Comparable prices in TX range from $11,685 to $59,999. Similar vehicles spend an average of 56 days on dealer lots in this market.
Similar GMC Yukon XL Listings in TX
8 comparable vehicles with similar year and mileage
2018 GMC Yukon XL
El Paso, TX

2016 GMC Yukon XL
Rockwall, TX

2016 GMC Yukon XL
San Antonio, TX

2019 GMC Yukon XL
Arlington, TX

2016 GMC Yukon XL
Houston, TX

2017 GMC Yukon XL
San Antonio, TX

2017 GMC Yukon XL
Galveston, TX
2018 GMC Yukon XL
San Antonio, TX