Automatic or manual? For years the tried and true 10- to 18-speed manual has been the mainstay for heavy haulers. But the tide appears to be turning. As technology improves and driver pools dwindle, more vacuum truck owners have been making the shift to automatic and semi-automatic transmissions.Jason Guzauskas, sales representative with Rush Refuse Systems, San Antonio, Texas, says between 60- and 70-percent of the vacuum pump trucks he sells come with an automatic transmission.“Automatics are easier to drive,” he says. “You can have less experienced drivers, which can save you money on labor. You don’t have to worry about
