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catalitic converter

Discussion in 'Chevy Suburban Forum (GMC Yukon XL)' started by bowtie60, Oct 22, 2010.

  1. bowtie60

    bowtie60 New Member

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    scan tool states catalityc converter below specs
    #1
  2. 99'HEARTBEAT

    99'HEARTBEAT Moderator

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    I'll guess and said you may need a new Catalytic Converter and/or 02 Sensor??.....What year Truck do you Have??

    Edit:.....What code or codes are coming up??
    Last edited: Oct 22, 2010
    #2
  3. bowtie60

    bowtie60 New Member

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    98 Sub, P0430 ,both cats have been changed at 138000 but not any of the four 02 sensors.
    #3

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