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NHTSA complaint #11670139

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

2021 BUICK ENCLAVE

Manufacturer

General Motors, LLC

Components

UNKNOWN OR OTHER

Dates

Incident: 05/06/2025
Filed: 06/30/2025

Owner complaint summary

The catalytic converter has been replaced 3 times. The flex pipes has been repaired and replaced 4 times and the exhaust pipes has been welded on 5 times. The back tail pipe fail off while driving and had to be welded. The exhaust on this vehicle has given me many problems.

This is an owner complaint filed with NHTSA (ODI #11670139). 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 #11670139)Back to reports

Official record ID (ODI): 11670139. 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.