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Chevrolet 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.

NHTSA campaign 25V-433 · Reported June 25, 2025 · 40,233 vehicles affected

AFFECTED MODELS
Chevrolet Blazer
VEHICLES AFFECTED
40,233
REMEDY
Dealers will inspect the harness and, if necessary, reroute the harness and install anti-abrasive tape.
COST
Free

The short version

General Motors, LLC reported a problem with the parking brake. Here is what owners need to know.

WHAT

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.

WHY IT MATTERS

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.

WHAT TO DO

Take it to a dealer — they will inspect the harness and, if necessary, reroute the harness and install anti-abrasive tape, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 25V-433.

YEAR RANGEMODEL
2024–2025Chevrolet Blazer

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST

Drive one of these? Check your VIN to see if your specific vehicle is affected.

Check your VIN

What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with General Motors, LLC or the National Highway Traffic Safety Administration.