Paccar, Navistar and Volvo have deferred shipments of Class 8 vehicles equipped with the faulty part.

Two years ago, the American Trucking Associations and others filed suit against the state board’s low carbon fuel standard.

Five texting and cell phone use violations will now contribute the highest (10 points) weighted severity to carriers’ numerical rankings.

California Air Resources Board had issued a public letter to Navistar saying the company's emissions credits for the engine will expire Feb. 29.

Company says it stopped Class 8 truck production in mid-December until the problem can be remedied. Paccar and Volvo trucks also are affected.

The National Day of Prayer for Truckers is scheduled for March 24 in Louisville, Ky.

Navistar is developing natural gas-powered engines for Class 7 and Class 8 trucks and Clean Energy is building LNG fueling stations.

Both lanes of Interstate 40 West near the Tennessee-North Carolina border have been closed and are expected to reopen Feb. 14.

The awards recognize trucking companies that demonstrate a superior commitment to safety and accident reduction.

The national average price increased 0.2-cent to $3.848 through Jan. 30. The latest price is 41.2 cents higher than a year earlier.