FRANKFURT -- Porsche said it had informed German authorities of potential issues with its emissions data, following a report in Germany's Der Spiegel news magazine that the figures for its 911 models of 2016 and 2017 were inaccurate.
FRANKFURT -- Porsche said it had informed German authorities of potential issues with its emissions data, following a report in Germany's Der Spiegel news magazine that the figures for its 911 models of 2016 and 2017 were inaccurate.