v3.25.4
Inventories (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Inventory Disclosure [Abstract]    
Total productive material, supplies, and work in process $ 6,405 $ 6,444
Finished product, including service parts 8,062 8,120
Total inventories 14,467 14,564
Inventory [Line Items]    
Inventory allowance 2,400 2,000
Electric Vehicle Inventory    
Inventory [Line Items]    
Inventory allowance $ 1,700 $ 1,400