2024 Chevrolet Blazer EV brakes problems

Related recalls

• Recall 26V031000Jan 22, 202620 vehicles
  PARKING BRAKE

  General Motors, LLC (GM) is recalling certain 2024-2025 Chevrolet Blazer EV vehicles that may have been repaired incorrectly under recall 25V433. The rear parking brake wiring harness may become damaged or corroded, resulting in unintended activation of the parking brake or loss of the parking brake function.

  Risk: Unintended activation of the parking brake while driving increases the risk of a crash. Loss of the parking brake function while parked can result in a rollaway, increasing the risk of a crash.

  Remedy: Dealers will replace the chassis harness, free of charge. Owner notification letters were mailed on February 25, 2026. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252532830.

• Recall 25V433000Jun 25, 202540,233 vehicles
  PARKING BRAKE

  General Motors, LLC (GM) is recalling certain 2024-2025 Chevrolet Blazer EV vehicles. The rear parking brake wiring harness may become damaged or corroded, resulting in unintended activation of the parking brake or loss of the parking brake function.

  Risk: Unintended activation of the parking brake while driving increases the risk of a crash. Loss of the parking brake function while parked can result in a rollaway, increasing the risk of a crash.

  Remedy: Dealers will inspect the harness and, if necessary, reroute the harness and install anti-abrasive tape. Any harness that has existing damage will be replaced. Repairs will be performed free of charge. Owner notification letters were mailed on October 1, 2025. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252503010.

What owners say

1. Filed Sep 24, 202620,800 miMNCrashTowedAirbagsBrakes

   The contact owns a 2024 Chevrolet Blazer EV. The contact stated that while his wife was driving approximately 15-20 MPH and pulling into the driveway, the brake pedal was depressed, but the vehicle failed to respond. The vehicle entered the garage, and struck equipment along with the garage wall, causing structural damage. The contact stated that the front driver's side air bag failed to deploy and the Forward Collision Avoidance system failed to engage as expected. The…

   NHTSA complaint #11766694 · source
2. Filed Jun 10, 2026TXBrakesDriver Assistance & Safety Tech

   I am reporting a potential safety defect involving unintended automatic emergency braking/forward collision warning/brake-control behavior, reverse automatic braking, parking brake behavior, and driver-assistance/sensor calibration. Incident XXX ~11:15 AM, [XXX] driving 2024 Chevrolet Blazer EV ~20–25 mph on/near [XXX]. Vehicle displayed red collision alert and abruptly braked hard although the lane was clear; only a car was parked in a driveway on the right. Sudden braking…

   NHTSA complaint #11743332 · source
3. Filed Feb 4, 2026ILBrakes

   The contact owns a 2024 Chevrolet Blazer EV. The contact received notification of NHTSA Campaign Number: 25V433000 (PARKING BRAKE); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure.

   NHTSA complaint #11715543 · source
4. Filed Oct 6, 2025PACrashBrakesDriver Assistance & Safety Tech

   My son was driving in stop and go traffic on I-95 and he rear-ended another car. No safety features activated: i.e. dash warning lights, audible noise, auto breaking. Last week I was at teh dealer for the recall that effected the Emergency Breaking system. Talking with the dealer some updated turns the auto system off, or otherwise adjust the settings that I have prior. Backing out of the driveway the car lock up the breaks when it sees my trash can, but not on the highway?…

   NHTSA complaint #11691578 · source
5. Filed Sep 18, 2025CABrakes

   See attached document for complaint. I am writing to formally notify you, pursuant to the California Song-Beverly Consumer Warranty Act (California Civil Code§§ 1790 et seq.), that my 2024 Chevrolet Blazer EV, VIN [VIN removed] is subject to an active safety recall N252503010 for the parking brake system. GM has acknowledged the defect, but no genuine repair or remedy Is available. I have already experienced problems with the parking brake, which substantially impair the…

   NHTSA complaint #11688203 · source
6. Filed Sep 18, 2025TXBrakes

   The vehicle has engaged the brake on multiple occasions unexpectedly. This is related to the recent recall that GM announced and is unable to repair. I have made multiple attempts to reach GM through written mail, phone, X and the BBB and have not received a satisfactory resolution as the safety issue persists.

   NHTSA complaint #11688118 · source
7. Filed Aug 20, 2025CABrakes

   The contact owns a 2024 Chevrolet Blazer. The contact stated that while driving at various speeds, the vehicle independently came to an abrupt stop, with the "Service Parking Brake" message displayed on the instrument panel. The vehicle was taken to a dealer, where an attempt to duplicate the failure was unsuccessful. The contact was informed that the failure was likely a user error and that no issues were found with the vehicle. The failure persisted, and the contact then…

   NHTSA complaint #11681938 · source
8. Filed Aug 18, 2025MDBrakes

   The contact owns a 2024 Chevrolet Blazer. The contact received notification of NHTSA Campaign Number: 25V433000 (Parking Brake); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure.

   NHTSA complaint #11681431 · source
9. Filed Aug 18, 202528,989 miKY2 injuredBrakes

   The contact owns a 2024 Chevrolet Blazer. The contact received a notification of NHTSA Campaign Number: 25V433000 (Parking Brake); however, the part to do the recall repair was not yet available. The contact stated that while reversing at 5 MPH, the rear parking brake independently engaged. No warning lights illuminated. In addition, the contact stated that while driving at 20 MPH, the vehicle had jerked with a sudden acceleration before the rear brakes had independently…

   NHTSA complaint #11681277 · source
10. Filed Aug 17, 2025NJBrakesDriver Assistance & Safety Tech

    This has happened to me numerous times where I’m driving and out of nowhere the car shortstops it is a danger to drive this car. And I have called Gm over and over and they don’t want to do anything about it.

    NHTSA complaint #11681127 · source
11. Filed Aug 11, 2025WABrakes

    The contact owns a 2024 Chevrolet Blazer. The contact stated that while driving at an undisclosed speed, the vehicle abruptly came to a complete stop, after which the contact became aware that the parking brake had been engaged. The vehicle returned to normal functionality, but the failure became a regular occurrence. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the…

    NHTSA complaint #11679894 · source
12. Filed Aug 10, 2025NYBrakes

    Car can spontaneously activate the Parking park. Recall has been ongoing and Chevy has yet to tell me how to repair it. They said risk for a severe accident is high.

    NHTSA complaint #11679681 · source

Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology