Technical Notice 03-12-08 – Catalytic Converters

Summary

There is a growing number of alleged warranty claims on Catalytic Converters (part numbers 642525 or 642583) due to Catalyst Efficiency fault codes (PO 420) and / or the vehicle failing an emissions test, after the completion of numerous drive cycles.

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• AP Exhaust Products – Technical Notice 03-12-08 – Catalytic Converters – Alleged Converter Failure; PO 420 or Emissions Test Failure PDF