VW Plant Workers Poised for Union Vote in Test of UAW Power (3)

The United Auto Workers is petitioning for a unionization vote at Volkswagen AG’s Tennessee plant, teeing up a crucial test of the recently reinvigorated labor group’s clout.

A “supermajority” of the more than 4,000 eligible staff at the automaker’s Chattanooga factory have signed union cards over the past few months, according to the UAW. The union filed a petition Monday asking the US National Labor Relations Board to conduct an election.

Prevailing in a vote at Volkswagen would be one of the union’s biggest victories in decades, and would result in the company being legally required to recognize and ...