Catalytic Convertor Problems of GMC Acadia

GMC Acadia owners have reported 1 problem 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 GMC Acadia based on all problems reported for the Acadia.

1 Catalytic Convertor problem of the 2012 GMC Acadia

Failure Date: 05/10/2025

The contact owns a 2012 GMC Acadia. The contact stated that shortly after purchasing the vehicle, the check engine warning light illuminated. The vehicle was taken to the local mechanic who discovered that the catalytic convertor was faulty and needed to be replaced. The mechanic also inspected the vehicle and determined that the steering rack, front struts, and suspension control arms were also faulty and needed to be replaced. The vehicle was not yet repaired. The local dealer was notified of the failure, but no assistance was offered. The manufacturer was not contacted. The failure mileage was 130,000.

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