Vehicle Details
2018 GMC Sierra 1500
Base
Fontana, CA 92335
Is this 2018 GMC Sierra 1500 Base a good deal?
OAV verdict: Unscored
Why: Listed at $27,999, comparable market range $12,495–$31,995, based on 4 comparable listings. Days on lot: 3 days (market average 77 days).
Market price position
$27,999 · within market range
- Regional range
- $12,495 – $31,995
- vs. market
- $15,504 above low · $3,996 below high
- Comparable vehicles
- 4
Similar vehicles recently sold in an estimated 17–62 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.
Dealer Info
Fontana, CA
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About This 2018 GMC Sierra 1500
Listing updated: May 23, 2026Listed by an independent dealer in Fontana, CA · On lot for 3 days · VIN verifiable at NHTSA
This used 2018 GMC Sierra 1500 Base is listed at $27,999 by an independent dealer in Fontana, CA 92335. It has 67,103 miles on the odometer. 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 Unscored due to insufficient comparable data. Based on 4 similar vehicles in the Fontana market, the estimated market range is $12,495 to $31,995.
This vehicle has been on the lot for 3 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 Fontana, CA 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:
- 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 an independent dealer in Fontana, CA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTN2LEC8JZ138855 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 CA
Comparable Vehicles
567
Average Price
$29,313
Price Range
$9,967–$48,516
Avg Days on Lot
77
Based on 567 comparable 2016-2020 GMC Sierra 1500 listings in CA, the average asking price is $29,313. This listing at $27,999 is $1,314 below average (4% below market). Comparable prices in CA range from $9,967 to $48,516. Similar vehicles spend an average of 77 days on dealer lots in this market.
Similar GMC Sierra 1500 Listings in CA
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: Base — compare trims below)
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Base
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Base
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Base
Norco, CA
2018 GMC Sierra 1500
Base
Pittsburg, CA
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Base
Orange, CA
2017 GMC Sierra 1500
Base
Pasadena, CA
2016 GMC Sierra 1500
Base
Spring Valley, CA