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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

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

    99'HEARTBEAT Epic Member Staff Member 5+ Years ROTM Winner 1000 Posts Platinum Contributor

    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
  3. bowtie60

    bowtie60 New Member

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

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