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

2021 Chevrolet Blazer RS

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Vehicle Details

VIN3GNKBKRS2MS581879
TrimRS
Exterior ColorRed
Drivetrain4WD
Engine3.6L V6
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot37

RS

Fair Price
$27,20052,124 mi

Normal, IL 61761

Is this 2021 Chevrolet Blazer RS a good deal?

OAV verdict: Fair Price

Why: Listed at $27,200, comparable market range $22,905–$27,832, based on 11 comparable listings. Listed 37 days.

Market price position

$27,200 · within market range

Comparable range
$22,905 – $27,832
vs. market
$4,295 above low · $632 below high
Comparable vehicles
11

Market Retail Price (MRP™)

$25,369

This vehicle $27,200 · $1,831 (7%) 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™)

$26,287

This vehicle $27,200 · $913 (3%) above TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-08-25) — an estimate, not an appraisal. How TRV works.

Comparable vehicles nationally recently sold in an estimated 1450 days.

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$22,905 – $27,832

O'Brien Auto Team

Normal, IL

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

About This 2021 Chevrolet Blazer

Listing updated: Aug 25, 2026

Listed by a franchise dealer in Normal, IL · On lot for 37 days · VIN verifiable at NHTSA

This used 2021 Chevrolet Blazer RS is listed at $27,200 by o'brien auto team in Normal, IL 61761. It has 52,124 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Red. It features a 4WD drivetrain with a 3.6L V6 engine and Automatic transmission.

OAV's independent, evidence-backed Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on 11 comparable listings matched to this vehicle, the estimated market range is $22,905 to $27,832. These comparisons match year, make, model, and market, using trim where trim data supports it. OAV does not adjust comparables for odometer — where mileage would distort a verdict, it withholds one instead.

This vehicle has been on the lot for 37 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 Normal, IL suvs 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 2021 Chevrolet Blazer against similar vehicles currently available in the local and regional market — same make, model, and year range, using trim where trim data supports it. OAV does not adjust comparables for odometer; on very high-mileage vehicles it withholds a verdict rather than overstate a discount the odometer explains. 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 a franchise dealer in Normal, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GNKBKRS2MS581879 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.

2021 Chevrolet Blazer Market in IL

IL Market Listings

310

Average Price

$24,683

Price Range

$8,984–$38,952

Avg Days on Lot

73

Based on all 310 2019-2023 Chevrolet Blazer listings in the IL market, the average asking price is $24,683. This listing at $27,200 is $2,517 above the broader IL average (10% above the IL average). This is a wider, all-trim comparison across IL; OAV's price verdict above uses the closer comparable set. Comparable prices in IL range from $8,984 to $38,952. Similar vehicles spend an average of 73 days on dealer lots in this market.

Similar Chevrolet Blazer Listings in IL

8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: RS — compare trims below)