Segment Reporting Geographical Data (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
Segment Reporting Information [Line Items]
Net sales		$ 4,640	$ 4,134	$ 17,489	$ 15,618	$ 13,066
Long-Lived Assets	[1]	3,946	3,677	3,946	3,677	3,681
U.S. Plans
Segment Reporting Information [Line Items]
Net sales	[2]			6,292	5,196	4,382
Long-Lived Assets	[1],[2]	1,136	1,010	1,136	1,010	985
Other North America
Segment Reporting Information [Line Items]
Net sales				159	136	112
Long-Lived Assets	[1]	291	248	291	248	253
Europe, Middle East and Africa
Segment Reporting Information [Line Items]
Net sales	[3]			5,372	5,179	4,483
Long-Lived Assets	[1],[3]	1,429	1,390	1,429	1,390	1,440
Asia Pacific
Segment Reporting Information [Line Items]
Net sales	[4]			5,274	4,829	3,898
Long-Lived Assets	[1],[4]	1,031	978	1,031	978	953
South America
Segment Reporting Information [Line Items]
Net sales				392	278	191
Long-Lived Assets	[1]	$ 59	$ 51	59	51	50
JERSEY
Segment Reporting Information [Line Items]
Net sales				0	0	0
Germany
Segment Reporting Information [Line Items]
Net sales				$ 1,485	$ 1,436	$ 1,248

[1] Includes property, plant and equipment, net of accumulated depreciation and operating lease right-of-use assets.

[2] Includes net sales and machinery, equipment and tooling that relate to the Company’s maquiladora operations located in Mexico. These assets are utilized to produce products sold to customers located in the U.S.

[3] 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.

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