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Emissions

Can Emissions Repair Costs be Contained?

The addition of selective catalytic reduction and diesel particulate filter aftertreatment to modern trucks forced fleets and manufacturers to shift expectations on the fly. These two fleets met the emissions maintenance monster head-on — and won.

California Bill Calls for HD Truck Emissions Testing

Unlike passenger vehicles, which require biennial smog checks in California, heavy-duty diesel trucks are not currently required to undergo regular emissions testing. That might change with the introduction of a bill in the state Senate.