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  1. G

    Can't display DTC for 99 jeep wrangler?

    OK. I guess I can find an OBD2 codes scanner if I need to, but I was trying to get the DTC codes to display on the dash. I turned the ignition to "on, off, on, off, on" within a 5 second time period, but I got no response from the check engine light flashing or the odometer display showing...
  2. G

    how do I display the DTC for 99 jeep wrangler?

    OK. I guess I can find an OBD2 codes scanner if I need to, but I was trying to get the DTC codes to display on the dash. I turned the ignition to "on, off, on, off, on" within a 5 second time period, but I got no response from the check engine light flashing or the odometer display showing...
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