The official notice
Defect
On certain vehicles, the catalytic converter may be damaged by overheating. This could also cause engine damage or an engine failure. An engine failure would cause a sudden loss of power with an inability to restart.
Safety Risk
A sudden loss of engine power could increase the risk of a crash. An engine failure may also result in a fire.
Remedy
The company will notify owners by mail. Owners will be instructed to take their vehicle to a dealer to have the engine software updated. This update will prevent overheating of the catalytic converter. Vehicles will also be inspected for other damage. Depending on the results of the inspection, the catalytic converter and/or the engine may be replaced. Note: A driver may notice any of the following symptoms of this problem: a knocking sound from the engine, reduced power or hesitation, and/or the illumination of the Malfunction Indicator Lamp (MIL) or check engine light.