Scotty Kilmer, mechanic for the last 46 years, shows how you can fix a bad catalytic converter by cleaning it. And, If you like my car help, be sure to watch…
Fixing Bad Catalytic Converters With Inefficiency Code P0420
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- Tags:
Catalytic, Code, Converters, Fixing, Inefficiency, P0420
- Categories: Cadillac
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