GM Authority

EPA DEF Investigation: Automakers May Need To ‘Fix’ Diesel Engines Already On U.S. Roads

EPA demands DEF failure data from diesel makers. Investigation could force recalls and software fixes for engines already on U.S. roads. 30-day deadline set.
WREG

Get Out of Limp Mode with New Rislone DEF Crystal Clean™ Diesel DEF & SCR Emissions System Cleaner

HOLLY, Mich., March 13, 2024 /PRNewswire/ -- Rislone introduces DEF Crystal Clean™ Diesel DEF & SCR Emissions System Cleaner. This one-of-a-kind product scrubs away crystal contaminants from the ...
The Drive

EPA Could Eliminate Limp Mode for Diesel Trucks Low on DEF

The United States Environmental Protection Agency has changed its tune on diesel trucks under the current administration. Whereas previous versions of the EPA pursued massive penalties and even ...
Jalopnik

EPA Says We Don't Really Need 'Low DEF' Limp Mode In Trucks After All

These new regulations actually violate the EPA's requirements already on the books for diesel vehicles using DEF. From the EPA's own website, one such requirement is: Tamper Prevention System: The ...
GM Authority

EPA To Investigate Diesel Engine DEF System Failures

The EPA is escalating its response to consumer complaints regarding DEF system failures, announcing a new investigation aimed ...
Hosted on MSN

EPA Says We Don't Really Need 'Low DEF' Limp Mode In Trucks After All

The EPA has been taking a hatchet to emission regulations, which "don't mean a damn bit of difference to the environment" according to "Home Alone 2" actor, President Donald Trump. EPA Administrator ...