P0430 que significa

Question

Ya lo remplace dos veces el catalizador y sigue igual el problema

Answer 1

HI there

This code is for the catalytic converter on bank 2 not working properly. Most of the time the converter itself is the cause of the issue, but there are other possible causes. Here is a list of other possible causes for you.

P0430 GMC - Catalyst System Low Efficiency Bank 2

Read more: https://www.autocodes.com/p0430_gmc.html