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

2018 GMC Sierra 1500 Base

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Vehicle Details

VIN1GTV2LEC8JZ295477
TrimBase
Exterior ColorGray
Drivetrain4WD
Engine4.3L V6
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot506

Base

Unscored
$28,99559,321 mi

Lancaster, WI 53813

Is this 2018 GMC Sierra 1500 Base a good deal?

OAV verdict: Unscored

Why: Listed at $28,995, comparable market range $18,527–$24,989, based on 4 comparable listings. Days on lot: 506 days (market average 59 days).

Market price position

$28,995 · $4,006 above market high

Regional range
$18,527 – $24,989
vs. market high
+ $4,006 (16% above)
Comparable vehicles
4

Market Retail Price (MRP™)

$21,758

This vehicle $28,995 · $7,237 (33%) above 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™)

$22,847

This vehicle $28,995 · $6,148 (27%) above TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-29) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1457 days.

Verify before inquiring
  • This listing has been on market about 8.9x longer than typical for similar vehicles (cohort sells in 14–57 days; this one is at 506). Long days-on-lot on a fast-turn cohort can signal title concerns, mechanical issues, or pricing the dealer won't actually honor. Recommend a vehicle history report before spending more time.

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.

Regional Range$18,527 – $24,989

Lancaster Motors Inc.

Lancaster, WI

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

View all vehicles from lancaster motors inc.

Request availability and out-the-door price

OAV will route your inquiry to Lancaster Motors Inc. for current availability of this 2018 GMC Sierra 1500 Base 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 28, 2026

Listed by an independent dealer in Lancaster, WI · On lot for 506 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 1500 Base is listed at $28,995 by lancaster motors inc. in Lancaster, WI 53813. It has 59,321 miles on the odometer. The exterior color is Gray. 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 4 similar vehicles in the Lancaster market, the estimated market range is $18,527 to $24,989.

This vehicle has been on the lot for 506 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 Lancaster, WI 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 Lancaster, WI, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTV2LEC8JZ295477 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 WI

Comparable Vehicles

180

Average Price

$27,795

Price Range

$7,988–$45,389

Avg Days on Lot

59

Based on 180 comparable 2016-2020 GMC Sierra 1500 listings in WI, the average asking price is $27,795. This listing at $28,995 is $1,200 above average (4% above market). Comparable prices in WI range from $7,988 to $45,389. Similar vehicles spend an average of 59 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in WI

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