Revenue Disaggregation of Revenue (Details) - USD ($) $ in Millions		3 Months Ended		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net sales		$ 4,640	$ 4,134	$ 17,489	$ 15,618	$ 13,066
North America
Net sales				6,451	5,332	4,494
Europe, Middle East and Africa
Net sales	[1]			5,372	5,179	4,483
Asia Pacific
Net sales	[2]			5,274	4,829	3,898
South America
Net sales				392	278	191
Eliminations and Other
Net sales	[3]			(41)	(36)	(29)
Eliminations and Other | North America
Net sales				(10)	(7)	(3)
Eliminations and Other | Europe, Middle East and Africa
Net sales				(11)	(10)	(11)
Eliminations and Other | Asia Pacific
Net sales				(20)	(19)	(15)
Eliminations and Other | South America
Net sales				0	0	0
Signal and Power Solutions | Operating Segments
Net sales				12,943	11,598	9,522
Signal and Power Solutions | Operating Segments | North America
Net sales				5,026	4,135	3,527
Signal and Power Solutions | Operating Segments | Europe, Middle East and Africa
Net sales				3,289	3,387	2,869
Signal and Power Solutions | Operating Segments | Asia Pacific
Net sales				4,236	3,798	2,935
Signal and Power Solutions | Operating Segments | South America
Net sales				392	278	191
Advanced Safety and User Experience | Operating Segments
Net sales				4,587	4,056	3,573
Advanced Safety and User Experience | Operating Segments | North America
Net sales				1,435	1,204	970
Advanced Safety and User Experience | Operating Segments | Europe, Middle East and Africa
Net sales				2,094	1,802	1,625
Advanced Safety and User Experience | Operating Segments | Asia Pacific
Net sales				1,058	1,050	978
Advanced Safety and User Experience | Operating Segments | South America
Net sales				$ 0	$ 0	$ 0

[1] Includes Aptiv’s country of domicile, Jersey. The Company had no sales or long-lived assets in Jersey in any period. The largest portion of net sales in the Europe, Middle East & Africa region was $1,485 million, $1,436 million and $1,248 million in Germany for the years ended December 31, 2022, 2021 and 2020, respectively.

[2] Net sales and long-lived assets in Asia Pacific are primarily attributable to China.

[3] Eliminations and Other includes the elimination of inter-segment transactions. Capital expenditures amounts are attributable to corporate administrative and support functions, including corporate headquarters and certain technical centers.(2)Includes charges recorded in 2022 related to costs associated with employee termination benefits and other exit costs of $30 million for Signal and Power Solutions and $55 million for Advanced Safety and User Experience.