CARB investigation leads to nationwide recall of 500,000+ Cummins heavy-duty trucks due to defective SCR catalysts

Green Car Congress
By mmillikinJul 31, 2018, 1:20 pm542 ptsHot
The California Air Resources Board (CARB) announced that 500,000 heavy-duty trucks manufactured by Cummins Inc. will be recalled due to excess emissions caused by defective catalysts. The cause of the excess emissions was purely mechanical—the faster-than-expected degradation of the catalyst—and not the…

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