The national average price for a gallon of on-highway diesel fell again in the week ended Sept. 15, according to the Department of Energy, who reported it as down another 1.3 cents to $3.801.
The U.S.’ average price has now fallen every week since the week ended June 30, save for the week ended Sept. 8, which saw no change.
The average price is also still at its lowest point in more than two years (July 30, 2012) and is 17.3 cents lower than the same week last year.
ProMiles’ Fuel Surcharge Index reported in its weekly data a 1.5-cent drop, bringing its average to $3.73 — down 19 cents from the same week last year.
Per the Dept. of Energy, all regions saw a price drop from the week prior. The Central Atlantic region led all price decreases with a 2.3-cent drop, followed by New England’s 2.2-cent drop and California’s 1.7-cent drop.
California, however, still had the country’s most expensive diesel, $4.062 a gallon, followed by the West Coast’s $4.019. All other regions and subregions were below $4.
The Gulf Coast had the nation’s cheapest diesel, $3.076, followed by the Midwest’s $3.743 and the Lower Atlantic’s $3.744.
Affected tractors are equipped with an automated Eaton UltraShift Plus or Eaton Advantage Transmission with right hand stalk shifter. In the affected trucks, the display on the instrument panel can indicate “N” when the shifter is set into “D” or “R,” causing the truck not to move.