Is the $20,997 price on this 2018 GMC Sierra 1500 a good deal?

OAV rates this as a Great Deal because the asking price of $20,997 is below the typical market range for this vehicle.

What is the average price for a 2018 GMC Sierra 1500 in AL?

Based on 458 comparable listings in AL, the average asking price for a 2016-2020 GMC Sierra 1500 is $30,646, with prices ranging from $8,500 to $51,500.

How long does a 2018 GMC Sierra 1500 typically stay on dealer lots?

Comparable GMC Sierra 1500 listings in AL spend an average of 101 days on dealer lots.

Where is this 2018 GMC Sierra 1500 located?

This vehicle is listed in Athens, AL 35611. VIN: 3GTP1NEC6JG394676. Mileage: 150,907 miles.

What is the fair market price range for this 2018 GMC Sierra 1500?

OAV's Price-to-Market analysis estimates the fair market range is $26,994 to $33,192, based on 20 comparable vehicles.

No Photo Available

Vehicle Details

VIN3GTP1NEC6JG394676

TrimSLT

Exterior ColorSilver

DrivetrainRWD

Engine5.3L V8

TransmissionAutomatic

Fuel TypeUnleaded

Inventory Typeused

Days on Lot5

2018 GMC Sierra 1500

SLT

Great Deal

$20,997150,907 mi

Athens, AL 35611

Is this 2018 GMC Sierra 1500 SLT a good deal?

OAV verdict: Great Deal

Why: Listed at $20,997, comparable market range $26,994–$33,192, based on 20 comparable listings. Days on lot: 5 days (market average 101 days).

Market price position

$20,997 · $5,997 below market low

$26,994comparable$33,192

Regional range: $26,994 – $33,192
vs. market low: — $5,997 (22% below)
Comparable vehicles: 20

Market Retail Price (MRP™)

$30,093

This vehicle $20,997 · $9,096 (30%) 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™)

$23,508

This vehicle $20,997 · $2,511 (11%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-14) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 12–54 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.

Local Range$27,997 – $27,997

Regional Range$26,994 – $33,192

Teds Car Center

Athens, AL

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

View all vehicles from teds car center →

Request availability and out-the-door price

OAV will route your inquiry to Teds Car Center 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: Jul 15, 2026

Listed by an independent dealer in Athens, AL · On lot for 5 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 1500 SLT is listed at $20,997 by teds car center in Athens, AL 35611. It has 150,907 miles on the odometer. The exterior color is Silver. 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 20 similar vehicles in the Athens market, the estimated market range is $26,994 to $33,192. The local market range in AL is $27,997 to $27,997.

This vehicle has been on the lot for 5 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 Athens, AL 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 Athens, AL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTP1NEC6JG394676 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 AL

Comparable Vehicles

458

Average Price

$30,646

Price Range

$8,500–$51,500

Avg Days on Lot

101

Based on 458 comparable 2016-2020 GMC Sierra 1500 listings in AL, the average asking price is $30,646. This listing at $20,997 is $9,649 below average (31% below market). Comparable prices in AL range from $8,500 to $51,500. Similar vehicles spend an average of 101 days on dealer lots in this market.