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Inventories (Notes)
 3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
Inventories were as follows (in millions):
 December 31,
2020		March 31,
2021
Raw materials, work-in-process, and supplies$4,676 $5,184 
Finished products6,132 7,558 
Total inventories$10,808 $12,742 
Finished products at March 31, 2021 in the table above include vehicles completed but awaiting installation of components affected by the semiconductor supply shortage, after which, they will proceed through an additional quality review process prior to being shipped to our dealers.