P0430 Jeep -

Question

i just had this replaced two years ago and been having this same problem check engine light coming on I am talking the catalaytic converter

Answer 1

Unfortunetely it is possible that the catalytic converter fail again. Did you use a factory catalytic conveter? Aftermarket conveter tends to fail prematurely, and maintaining your vehicle and using high octane gas could help improve the life of the catalytic converter.