Segments - Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Segment Reporting Information [Line Items]
Net sales	$ 1,831	$ 1,384	$ 5,372	$ 4,379
Segment EBITDA	220	166	653	500
Light Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	805	631	2,369	1,913
Segment EBITDA	91	73	273	202
Commercial Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	371	294	1,057	976
Segment EBITDA	33	23	91	81
Off-Highway Segment [Member]
Segment Reporting Information [Line Items]
Net sales	384	199	1,107	692
Segment EBITDA	55	28	157	97
Power Technologies Segment [Member]
Segment Reporting Information [Line Items]
Net sales	271	260	839	798
Segment EBITDA	41	42	132	120
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	0	0
Intersegment Eliminations [Member] | Light Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	33	27	96	91
Intersegment Eliminations [Member] | Commercial Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales	25	21	72	64
Intersegment Eliminations [Member] | Off-Highway Segment [Member]
Segment Reporting Information [Line Items]
Net sales	1		2	2
Intersegment Eliminations [Member] | Power Technologies Segment [Member]
Segment Reporting Information [Line Items]
Net sales	5	3	12	11
Intersegment Eliminations [Member] | Eliminations and other [Member]
Segment Reporting Information [Line Items]
Net sales	$ (64)	$ (51)	$ (182)	$ (168)