In October 1929, the Wall Street crash of 1929 occurred causing car sales to decrease sharply.

In 1941, due to World War II, plant was taking over by the Government of Canada, making GM no longer the owner, renamed Regina Industries Limited and was converted to the largest munitions plant in Saskatchewan, primarily focusing on gun carriages and anti-tank guns.

[8] On May 3, 2017, the Regina Plant caught fire, causing significant damage to the building.

The surrounding areas was blocked off and power was cut to prevent further fire.

[9][7] The plant is still standing and was used by several businesses for commercial purposes until 2020, when the building was decommissioned by the City of Regina.