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Re: Catalyst Monitor - P0420 Catalyst Efficiency below threshold.
Posted to Technical Discussion Forum on 8/26/2001 2 Replies

Hi Randy,

Thanks for the lesson that not all that seems obvious is.

I ALWAYS refer customers back to the dealer for any free fixes, including blown out Honda Accord oil seals.

Maybe I was actually born in the "Show Me State" instead of Montana, but I wil... Login to read more.

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