These 2016-2017 furnace brands have been recalled due to shock hazard.
This recall involves 80% efficiency gas-fired furnaces sold under the Goodman, Amana and Daikin brand names used with home heating and cooling systems. The recalled products have model numbers beginning AMEH80, DM80HE, and GME8, and serial numbers beginning 1609, 1610, 1611 and 1612. The brand name is shown on the outside of the furnace, and the serial number is located on the label found by opening the furnace door.
The Hazard involves the blower motor that is not grounded, and may pose an electrical shock hazard to persons servicing the unit.
https://www.cpsc.gov/Recalls/2017/Goodman-Recalls-Furnaces#