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Inventories
 12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Inventories INVENTORIES
Inventories are stated at the lower of cost, determined on a first-in, first-out basis, or net realizable value, including direct material costs and direct and indirect manufacturing costs. A summary of inventories is shown below:
December 31,
2021		December 31,
2020
 (in millions)
Productive material$1,311 $745 
Work-in-process172 111 
Finished goods531 441 
Total$2,014 $1,297