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GM Duramax diesel DEF tank failures, limp mode and long repair delays – owners’ share concerns

GM Duramax diesel DEF tank failures are increasingly popping up in social media and owners are furious about the problems around the issues with the trucks. These complaints keep popping up on various ...
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 ...
The Drive

EPA Could Eliminate Limp Mode for Diesel Trucks Low on DEF

The federal agency is demanding failure and repair data from manufacturers to "hold [them] accountable for the continued system failures." The EPA announced this on Tuesday with a strongly worded ...
Yahoo

EPA Wants To Remove Limp Mode For Diesel Trucks With Broken DEF Systems

Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Shutterstock. The Environmental Protection Agency wants to change how diesel trucks respond when their emissions ...
KOIN 6

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 ...
carbuzz

Limp Mode: Causes, Symptoms, And Fixes

Michal studies Automotive Journalism at Coventry University in the UK, and has been writing for CarBuzz since March 2025. He was nominated for student culture piece of the year recently and has been ...
AOL

EPA Wants To Remove Limp Mode For Diesel Trucks With Broken DEF Systems

The Environmental Protection Agency wants to change how diesel trucks respond when their emissions equipment runs out of diesel exhaust fluid or develops a fault. Under a newly proposed rule, future ...