Diesel price drops for fourth week in a row, down 1.1 cents
10 key points in the proposed truck fuel efficency standards
White House releases Phase II of truck fuel efficiency plan
Teardown Evangelist: The art and science of engine disection
What difference does your engine oil make?
FMCSA waives driver breaks for heavy-haul, calls for certification stickers on all CVs
Senator pledges to solve the ‘insoluble’ highway funding impasse
GM's return to medium-duty