Catalytic Convertor Problems of Chevrolet Traverse

Chevrolet Traverse owners have reported 8 problems related to catalytic convertor (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Chevrolet Traverse based on all problems reported for the Traverse.

1 Catalytic Convertor problem of the 2018 Chevrolet Traverse

Failure Date: 09/01/2025

The contact owns a 2018 Chevrolet Traverse. The contact stated that while operating the vehicle, the check engine warning light remained illuminated. The vehicle was taken to an independent mechanic who diagnosed the vehicle with catalytic converter failure. The contact was informed that the catalytic converter needed to be replaced. The vehicle was not yet repaired. The contact stated that the catalytic converter was previously replaced for the same failure. Additionally, after shifting to park(p), the message "shift to park" was displayed. After several attempts, the contact was able to turn off the vehicle. The cause of the failure was not yet determined. The local dealer and manufacturer were notified of the failures, but no assistance was offered. The failure mileage was 182,000.

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2 Catalytic Convertor problem of the 2024 Chevrolet Traverse

Failure Date: 09/16/2024

The contact owns a 2024 Chevrolet Traverse. The contact stated while driving 65 mph, the vehicle shut off while on the interstate, with the check engine warning light illuminated. The contact stated that the driver’s side door became inoperable, with the plastic frame hanging off the door of the vehicle. The vehicle was restarted on the third attempt; however, the failure recurred. The vehicle was driven to the dealer where it was diagnosed and determined that the catalytic convertor needed to be replaced. The vehicle was repaired but the failure persisted. The manufacturer was notified of the failure and a case was opened. The failure mileage was 3,900.

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3 Catalytic Convertor problem of the 2018 Chevrolet Traverse

Failure Date: 10/17/2023

The contact owns a 2018 Chevrolet Traverse. The contact stated that the check engine warning light was illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the welt was defective. And that there was a hole in the exhaust pipe. The dealer offered assistance with the repair. The vehicle was not repaired. The manufacturer was contacted and opened a case. The failure mileage was approximately 72,741. The contact stated that the failure was related to special coverage adjustment n212356540 front exhaust pipe.

4 Catalytic Convertor problem of the 2019 Chevrolet Traverse

Failure Date: 06/17/2022

?the contact owns a 2019 Chevrolet Traverse. The contact stated that while driving at 60 mph, the vehicle made a rattling noise. The rattling persisted when idled. No warning light illuminated. The vehicle was taken to an independent mechanic where it was diagnosed with a fractured exhaust pipe and a leak on the exhaust. The local dealer was contacted; however, the vehicle was not repaired as the dealer could not duplicate the noise. The contact stated that the failure persisted. The manufacturer was made aware of the failure, the manufacturer stated that the vehicle was under a special coverage adjustment number n212356540. The failure mileage was approximately 75,000.

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5 Catalytic Convertor problem of the 2012 Chevrolet Traverse

Failure Date: 08/02/2021

2012 Chevrolet Traverse. Consumer writes in regards to defective catalytic converter.

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6 Catalytic Convertor problem of the 2018 Chevrolet Traverse

Failure Date: 12/15/2018

The contact owns a 2018 Chevrolet Traverse. The contact stated while driving at an undisclosed speed, the vehicle started to sound like a lawnmower. The check engine warning light was illuminated. The vehicle was taken to the dealer where it was diagnosed with catalytic converter and failed flex pipe failures. The contact was informed that the catalytic converter and the flex pipe needed to be replaced. The vehicle was not repaired. The contact researched and discovered the manufacturer's communication number: 212356540; however, the contact was informed that the vehicle was not eligible for repair. The manufacturer was made aware of the failure. The failure mileage was approximately 80,000.

7 Catalytic Convertor problem of the 2009 Chevrolet Traverse

Failure Date: 02/13/2017

The contact owns a 2009 Chevrolet Traverse. While driving 40 mph, the engine stalled and a warning indicator illuminated on the instrument panel. The dealer diagnosed that all three catalytic converters needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was 80,000.

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8 Catalytic Convertor problem of the 2009 Chevrolet Traverse

Failure Date: 11/23/2016

2009 Chevrolet Traverse. Consumer writes in regards to transmission malfunction after recall inspection and extended warranty expires. The consumer stated the vehicle was taken for an inspection of the transmission, per the recall request, no failure was found. 5 days later the transmission went out. The consumer was 1,000 miles over the warranty. The manufacturer did not offer any assistance. Also, the all 3 catalytic converters needed to be replaced.




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