Ford Motor Co. halted production and shipment of its F-150 Lightning electric truck following a potential battery issue, CNBC reported on Tuesday.

The report said the automaker was investigating the issue after a potential problem was detected in a vehicle during its pre-delivery quality inspections.

Shares of Ford reversed course to trade down about 1.5 percent in afternoon trade after the report.

Ford did not immediately respond to Reuters’ request for a comment.