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NHTSA complaint #11538269

This page summarizes an official U.S. National Highway Traffic Safety Administration owner complaint. Use the verification links below to confirm the record directly with NHTSA.

Vehicle

2019 MERCEDES-BENZ GLC 300

Manufacturer

Mercedes-Benz USA, LLC

Components

ENGINE

Dates

Incident: 07/01/2023
Filed: 08/13/2023

Owner complaint summary

The Crankcase ventilation valve has a malfunction. The actuator is blocked. Code #052E71. The manufacturer has inspected the vehicle and confirmed the issue. The same issue has happened repeatedly to numerous Mercedes owners. The car is not safe to drive with this issue because it could cause engine problems.

This is an owner complaint filed with NHTSA (ODI #11538269). It is not automatically an official recall, investigation outcome, or manufacturer admission unless the complaint text itself describes one.
NHTSA datasets & APIsAll complaints for this vehicleRaw NHTSA JSON (ODI #11538269)Back to reports

Official record ID (ODI): 11538269. This page is the human-readable source link used across afterwarranty. The raw JSON link proxies NHTSA's public API for machine verification; prefer this page when reading the complaint.