Everything NHTSA's vPIC database knows about this exact vehicle:
Decoding from NHTSA…
Vehicle history — accidents, title & owners
The decode above is what this vehicle is. For what it's been through — accidents, title brands, odometer, theft/total-loss and previous owners — pull a full history report.
NHTSA publishes the first 11 characters of the VIN with every complaint — that identifies the plant, model year, body and engine. So these are reports from cars built exactly like this one, not an average across the whole model.
3GNKBKRS4MS••••••2021 Chevrolet BLAZER
This build draws 2.9× more complaints than the average 2021 Chevrolet BLAZER build (5 vs 2).
5on this build
121on the model
69builds in total
Most reportedEngine 2Steering 2Structure 1Power Train 1
What owners of this build wrote
Power TrainMay 2026
The thermostat malfunctioned causing an error message regarding “steering assist is reduced”. When I parked and turned off, the engine fan continued to run. When car was restarted, the temp gauge inside was stuck at C. Took to dealership and they assessed. They repaired the…
SteeringMay 2026
The vehicle showed an error on the dash which stated "Action Required Steering Assist is Reduced Drive with Care" I tool the vehicle to the dealer I purchased it from McClusky Chevy at Kings Auto Mall in Mason Ohio. They informed me that the error code is C0460:58 and GM has a…
StructureApr 2025
To whom it may concern, I own a 2021 chevrolet blazer I have been noticing a very large amount of water on the front floor boards since this discovery the windows being moist in the mornings make sence l. The windshield has been replaced several times with no obvious leaks at…
EngineJun 2024
Leaking coolant from bad radiator “just out of warranty”. Roughly $2000 repair estimate
SteeringMay 2025
Midway home I got a message on my dashboard “steering assist reduced - drive with care”, but my power steering was still functional. I parked my car in the driveway, shut it off, and the cooling fans started blowing excessively. This continued for 5-ish minutes before shutting…
Owner complaints…
Now the whole model — all 69 builds of it, not just this build. Same NHTSA reports, wider net:
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Full research report as a PDF you can hand to a mechanic
Decoded via NHTSA vPIC. Recalls, complaints and safety from NHTSA; MPG from EPA fueleconomy.gov. Full history reports from our partner. VIN 3GNKBKRS4MS541609 · decoded Aug 2026. — ForCar Reviewed by Denis Kataev, founder of ForCar.