NHTSA Complaint #11696573 — 2020 CHEVROLET BLAZER

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11696573
Vehicle	2020 CHEVROLET BLAZER
Component	ENGINE
Date of Incident	August 20, 2025
Date Filed	October 30, 2025
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	AL

Consumer Description

2020 Chevrolet Blazer, 19900 miles, lightly driven The radiator seam is leaking coolant, which appears to be a known issue as there are numerous complaints on various websites and forums. The vehicle is now unreliable due to an overheating risk.

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Recent Complaints for the 2020 CHEVROLET BLAZER

#11718743 — POWER TRAIN — February 18, 2026 — The contact owns a 2020 Chevrolet Blazer. The contact stated that while driving at an undisclosed speed, the check en...

#11717071 — UNKNOWN OR OTHER — February 10, 2026 — Driving down the road at 50 mpg when to car just shut off had a hard time getting it off the road and did still was a...

#11715931 — ELECTRICAL SYSTEM — February 5, 2026 — Engine showing PO128 code. Steering Assist System reduced power. Engine fan constantly running. Engine temp on dash i...

#11715931 — STEERING — February 5, 2026 — Engine showing PO128 code. Steering Assist System reduced power. Engine fan constantly running. Engine temp on dash i...

#11715555 — ELECTRICAL SYSTEM — February 4, 2026 — I received a check engine light which i took to Bell tire for diagnosis. Here is there diagnosis Comments: The P01F...