v3.25.4
Goodwill and Intangible Assets - Goodwill (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Goodwill [Line Items]      
Goodwill   $ 1,900 $ 1,900
GM Financial      
Goodwill [Line Items]      
Goodwill   1,300 1,300
Cruise      
Goodwill [Line Items]      
Goodwill     $ 569
Goodwill, transfers $ (571)    
GM North America      
Goodwill [Line Items]      
Goodwill   $ 571  
Goodwill, transfers $ 571