Twelve-hour shifts for seven days in a row rotating with seven days off won’t be the regular schedule for skilled trades workers at one of Fiat Chrysler Automobiles’ busiest plants. That schedule had been expected in coming weeks at Sterling Heights (Mich.) Assembly Plant, but it’s now off the table. Concerns about how such a schedule would affect employee benefits prompted a reconsideration, according to the UAW. That particular schedule had proven divisive among the hundreds of skilled trades workers at the plant where the popular Ram 1500 pickup is made, prompting a petition threatening the...