New Engine Oil Standards Are Coming — Here’s What Truckers Actually Need to Know

Starting January 1, 2027, new heavy-duty diesel engines will hit the road. And when engines change, oil has to change with ...
Trucking Info

API Reports Progress on New Heavy Duty Engine Oil Categories

January 1, 2027, will be the first license date for two new heavy-duty engine oil categories, if all goes as planned.
GM Authority

GM Keeping A Close Eye On Duramax Diesel LZ0 Engine Issues

Quality issues related to the 3.0L I6 LZ0 turbodiesel Duramax are drawing more and more attention online, and in response, GM ...
Fleet Equipment Magazine

Q&A: API PC-12 Oil Categories Set Stage for 2027 Engine Changes

API PC-12 engine oil categories CL-4 and FB-4 are advancing toward a 2027 launch. Here’s what the changes mean for fleets, ...
GM Authority

Everything To Know About DEF With The GM Duramax 3.0L LZ0 Engine

Diesel engines like the 3.0L Duramax require special maintenance, including the use of DEF, or Diesel Exhaust Fluid. Now, GM ...