Ford adds downtime, cancels overtime at multiple plants due to chip shortage Ford adds downtime, cancels overtime at multiple plants due to chip shortage March 31, 2021 dzadmin Comments 0 Comment The automaker said Wednesday that F-150 production at its truck plant in Dearborn, Mich., will be down the weeks of April 5 and 12 and it will cancel overtime there the weeks of April 26, May 10, May 31 and June 21.