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 ...
Transport Topics

EPA proposes end to DEF derates to mixed reception

EPA has proposed ending diesel exhaust fluid-related engine derates, replacing the gradual dialing back of truck performance ...
Commercial Carrier Journal

Not all stakeholders onboard with EPA's DEF derate rules, warranty easement

The EPA's proposed updates to heavy-duty vehicle NOx rules would eliminate mandatory engine deratements by MY2029, drawing ...
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 ...
FleetOwner

EPA finally unveils relaxed NOx rule—and plans to remove DEF derates

EPA's relaxed NOx rule, as many expected, removes the warranty extension—and proposes annihilating the troublesome DEF derate ...

Trump pardons 9 people convicted of tampering with emission controls on diesel engines

Trump pardoned people convicted of Clean Air Act violations who he said were "persecuted by the Biden Administration" and ...
HotCars on MSN

The diesel that changed American pickups forever

How GM and Isuzu's 60:40 joint venture produced the 6.6L Duramax LB7, lifting GM's diesel market share from 3% to over 30%.
Transportation Today

EPA proposes eliminating DEF Deratements to save truckers billions

The U.S. Environmental Protection Agency announced it is proposing to eliminate deratements stemming from Diesel Exhaust ...
GM Authority

EPA Proposes Elimination Of Diesel Engine Low DEF Power Loss

Last Thursday US EPA Admin Lee Zeldin published a proposal that would eliminate the need to reduce engine performance when ...
AOL

Why Do Some Motorcycle Exhaust Pipes Turn Blue?

So, it has finally happened. You've gotten your first motorcycle, and the experience has been thrilling. Nothing beats the wind in your hair, the open road ahead, and the thrum of an engine next to ...
GM Authority

GM 6.6 Liter L5P V-8 Duramax Turbo Diesel Engine

The GM L5P Duramax is a turbo-diesel engine produced by General Motors for use in full-size heavy-duty (HD) pickup trucks. Displacing 6.6 liters in a V-8 configuration, the L5P is part of a new ...