Restructuring (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Restructuring Reserve [Roll Forward]
Provision	$ 15	$ 14
Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Beginning Balance	34	25
Provision	12	7
Cash payments	(13)	(20)
Ending Balance	33	12
Employee Severance [Member] | Drivetrain [Member]
Restructuring Reserve [Roll Forward]
Beginning Balance	4	4
Provision	1	0
Cash payments	0	0
Ending Balance	5	4
Employee Severance [Member] | Engine [Member]
Restructuring Reserve [Roll Forward]
Beginning Balance	30	21
Provision	11	7
Cash payments	(13)	(20)
Ending Balance	28	8
Corporate Restructuring Activities [Member]
Restructuring Reserve [Roll Forward]
Provision		3
Emissions [Member] | Engine [Member]
Restructuring Reserve [Roll Forward]
Provision		7
Structural costs reduction actions [Member] | Drivetrain [Member]
Restructuring Reserve [Roll Forward]
Provision	2
Structural costs reduction actions [Member] | Engine [Member]
Restructuring Reserve [Roll Forward]
Provision	5
Voluntary termination [Member] | Employee Severance [Member] | Engine [Member]
Restructuring Reserve [Roll Forward]
Provision	$ 8	$ 4