Segments - Segment Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Segment Reporting Information [Line Items]
Net sales	$ 2,163	$ 2,138
Segment EBITDA	259	254
Light Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	906	950
Segment EBITDA	102	103
Commercial Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	431	400
Segment EBITDA	41	34
Off-Highway Segment [Member]
Segment Reporting Information [Line Items]
Net sales	552	492
Segment EBITDA	82	72
Power Technologies Segment [Member]
Segment Reporting Information [Line Items]
Net sales	274	296
Segment EBITDA	34	45
Eliminations and other [Member]
Segment Reporting Information [Line Items]
Net sales
Segment EBITDA
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	0	0
Intersegment Eliminations [Member] | Light Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	36	33
Intersegment Eliminations [Member] | Commercial Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	27	26
Intersegment Eliminations [Member] | Off-Highway Segment [Member]
Segment Reporting Information [Line Items]
Net sales	5	2
Intersegment Eliminations [Member] | Power Technologies Segment [Member]
Segment Reporting Information [Line Items]
Net sales	6	5
Intersegment Eliminations [Member] | Eliminations and other [Member]
Segment Reporting Information [Line Items]
Net sales	$ (74)	$ (66)