The EPA's proposed updates to heavy-duty vehicle NOx rules would eliminate mandatory engine deratements by MY2029, drawing ...
Learn how to prevent repeat turbocharger failures by identifying root causes, improving diagnostics, and following proper ...
The PACCAR MX DEF software update raises final inducement speed to 25 mph and extends the repair window for MX-11 and MX-13 ...
As modern vehicles become increasingly software-driven and OEMs continue to tighten security, the company has had to work ...
Pickup Truck +SUV Talk on MSN
EPA rolls back DEF rules after months of diesel delete buzz: Here’s what actually changed
For months, diesel truck owners have wondered whether the Trump administration would dramatically roll back EPA emissions ...
EPA's relaxed NOx rule, as many expected, removes the warranty extension—and proposes annihilating the troublesome DEF derate ...
The Environmental Protection Agency on Thursday unveiled a proposal that, while leaving in place the actual emissions limits mandated in a 2023 final rule for model year 2027 engines, could put a ...
Updated diesel engine software gives truck operators more time to address emissions-system issues while staying compliant ...
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