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Truckload carrier P.A.M. Transportation Services said it lost $2.8 million, or 29 cents a share, in the first quarter, compared with net income of $1.3 million, or 12 cents, a year earlier.

Trucking components maker ArvinMeritor Inc. reported its first profit in five quarters Tuesday, saying it earned $20 million, or 28 cents a share, compared with a net loss of $94 million, or $1.34, last year.

WASHINGTON — The government should not only stop filling the Strategic Petroleum Reserve, but also consider releasing oil to help lower the price of diesel fuel, Dave Berry, chairman of the American Trucking Associations’ environmental and energy policy committee, told Congress last week.

The federal government has offered Los Angeles County $213 million to convert carpool lanes to special, congestion-pricing toll lanes on three freeways, the Los Angeles Times reported.

Goodyear Tire & Rubber Co.’s first-quarter earnings rose to $147 million, or 60 cents a share, compared with a loss of $174 million, or 96 cents, a year ago.

Hundreds of truck drivers descended on Washington Monday to protest high diesel prices, WRC-4 television reported on its Web site.

FleetPride Inc., an independent aftermarket distributor of heavy-duty truck and trailer parts, said Monday it has finalized its acquisition of Keller Truck Parts.

PRINCETON, N.J. — ALK Technologies will add a Web-based version of its PC Miler mapping and routing software to the company’s family of truck navigation products this year, ALK’s chief technology officer said.