Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 1,637	$ 306	$ 2,047	$ 324
Other comprehensive (loss) income:
Currency translation adjustments	(82)	(213)	(104)	(425)
Net change in unrecognized gain (loss) on derivative instruments, net of tax (Note 14)	(36)	(5)	112	(67)
Employee benefit plans adjustment, net of tax	1	7	0	14
Other comprehensive income (loss)	(117)	(211)	8	(478)
Comprehensive income (loss)	1,520	95	2,055	(154)
Comprehensive income (loss) attributable to noncontrolling interests	9	3	13	(20)
Comprehensive loss attributable to redeemable noncontrolling interest	(4)	0	(3)	0
Comprehensive income (loss) attributable to Aptiv	$ 1,515	$ 92	$ 2,045	$ (134)