Is the $39,594 price on this 2023 GMC Sierra 2500HD a good deal?

OAV rates this as a Great Deal because the asking price of $39,594 is below the typical market range for this vehicle.

What is the average price for a 2023 GMC Sierra 2500HD in CO?

Based on 551 comparable listings in CO, the average asking price for a 2021-2025 GMC Sierra 2500HD is $67,242, with prices ranging from $20,695 to $91,569.

How long does a 2023 GMC Sierra 2500HD typically stay on dealer lots?

Comparable GMC Sierra 2500HD listings in CO spend an average of 65 days on dealer lots.

Where is this 2023 GMC Sierra 2500HD located?

This vehicle is listed in Longmont, CO 80504. VIN: 1GT29ME78PF153132. Mileage: 63,812 miles.

What is the fair market price range for this 2023 GMC Sierra 2500HD?

OAV's Price-to-Market analysis estimates the fair market range is $45,458 to $46,452, based on 6 comparable vehicles.

No Photo Available

Vehicle Details

VIN1GT29ME78PF153132

TrimSLE

Exterior ColorWhite

Drivetrain4WD

Engine6.6L V8

TransmissionAutomatic

Fuel TypeUnleaded

Inventory Typeused

Days on Lot68

2023 GMC Sierra 2500HD

SLE

Unscored

$39,59463,812 mi

Longmont, CO 80504

Is this 2023 GMC Sierra 2500HD SLE a good deal?

OAV verdict: Unscored

Why: Listed at $39,594, comparable market range $45,458–$46,452, based on 6 comparable listings. Days on lot: 68 days (market average 65 days).

Market price position

$39,594 · $5,864 below market low

$45,458 – $46,452 comparable

Regional range: $45,458 – $46,452
vs. market low: — $5,864 (13% below)
Comparable vehicles: 6

Market Retail Price (MRP™)

$45,955

This vehicle $39,594 · $6,361 (14%) 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™)

$44,928

This vehicle $39,594 · $5,334 (12%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-17) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 12–81 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges update continuously.

Regional Range$45,458 – $46,452

Truck Ranch Frederick

Longmont, CO

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

View all vehicles from truck ranch frederick →

Request availability and out-the-door price

OAV will route your inquiry to Truck Ranch Frederick for current availability of this 2023 GMC Sierra 2500HD SLE 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 2023 GMC Sierra 2500HD

Listing updated: Jul 16, 2026

Listed by an independent dealer in Longmont, CO · On lot for 68 days · VIN verifiable at NHTSA

This used 2023 GMC Sierra 2500HD SLE is listed at $39,594 by truck ranch frederick in Longmont, CO 80504. It has 63,812 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 6.6L 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 6 similar vehicles in the Longmont market, the estimated market range is $45,458 to $46,452.

This vehicle has been on the lot for 68 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 Longmont, CO 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 2023 GMC Sierra 2500HD 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 Longmont, CO, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT29ME78PF153132 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 updated continuously; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2023 GMC Sierra 2500HD Market in CO

Comparable Vehicles

551

Average Price

$67,242

Price Range

$20,695–$91,569

Avg Days on Lot

Based on 551 comparable 2021-2025 GMC Sierra 2500HD listings in CO, the average asking price is $67,242. This listing at $39,594 is $27,648 below average (41% below market). Comparable prices in CO range from $20,695 to $91,569. Similar vehicles spend an average of 65 days on dealer lots in this market.