NHTSA Complaint #11405457 — 2021 CHEVROLET BLAZER ELECTRICAL SYSTEM

Complaint Details

ODI Number	11405457
Vehicle	2021 CHEVROLET BLAZER
Component	ELECTRICAL SYSTEM
Date of Incident	March 1, 2021
Date Filed	March 29, 2021
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	VA

Consumer Description

HEADLIGHTS FLASH OR STAY ON EITHER LOW OR HI BEAM,HATCH OPENS ITSELF, AWD POPING, NOISE IN DASH, SHIFTING INTO AWD BY ITSELF, TRANSMISSION NOT SHIFTING CORRECTLY . THERE IS NO PATTERN AND IT THROWS NO CODES. MAJOR ELECTRIC PROBLEMS. THE KEYLESS ENTRY PAD DIDN'T WORK THE DAY I PURCHASED MY CAR. HAD A NEW ONE INSTALLED 3 PROGRAMS AND NOW ALL THIS STARTED.

Related Complaints for the 2021 CHEVROLET BLAZER

Other ELECTRICAL SYSTEM Complaints

#11719088 — February 19, 2026 — This submission is an additional report related to NHTSA complaint #11714381. At approximately 55,000 miles, my 2021...

#11714381 — January 30, 2026 — Around 55,000 miles, my 2021 Chevrolet Blazer experienced a throttle body failure. The check engine light illuminated...

#11703920 — December 9, 2025 — "Steering assist reduced" message was displayed. At the same time the temperature gauge stopped working and after I s...

#11699684 — November 16, 2025 — Car was running fine yesterday, today does not want to start. Thought it was the battery, bought anew battery. Still ...

#11697313 — November 3, 2025 — Action Required "Steering Assist Warning" drive with caution, Temp gage reads cold, A/C stops working, engine cooling...

Recent Complaints for the 2021 CHEVROLET BLAZER

#11719088 — ENGINE — February 19, 2026 — This submission is an additional report related to NHTSA complaint #11714381. At approximately 55,000 miles, my 2021...

#11719088 — POWER TRAIN — February 19, 2026 — This submission is an additional report related to NHTSA complaint #11714381. At approximately 55,000 miles, my 2021...

#11716656 — ENGINE — February 9, 2026 — The 2021 GMC Blazer (and related Chevy Blazer models) is experiencing recurring radiator failures, often requiring mu...

#11714381 — ENGINE — January 30, 2026 — Around 55,000 miles, my 2021 Chevrolet Blazer experienced a throttle body failure. The check engine light illuminated...

#11714381 — POWER TRAIN — January 30, 2026 — Around 55,000 miles, my 2021 Chevrolet Blazer experienced a throttle body failure. The check engine light illuminated...