CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
OPERATING
Net cash provided by operating activities	$ 116	$ 342
INVESTING
Capital expenditures, including tooling outlays	(177)	(195)
Capital expenditures for damage to property, plant and equipment	0	(2)
Payments for businesses acquired, net of cash acquired	(157)	0
Proceeds from settlement of net investment hedges, net	12	11
Proceeds from (payments for) investments in equity securities	30	(2)
Proceeds from the sale of business, net	25	0
Proceeds from asset disposals and other, net	13	3
Net cash used in investing activities	(254)	(185)
FINANCING
Net increase in notes payable	0	7
Additions to debt	0	22
Payments for debt issuance costs	0	(1)
Repayments of debt, including current portion	(2)	(26)
Payments for purchase of treasury stock	(40)	0
Payments for stock-based compensation items	(17)	(13)
Purchase of noncontrolling interest	(59)	0
Dividends paid to BorgWarner stockholders	(41)	(40)
Dividends paid to noncontrolling stockholders	(36)	0
Net cash used in financing activities	(195)	(51)
Effect of exchange rate changes on cash	(7)	(1)
Net (decrease) increase in cash, cash equivalents and restricted cash	(340)	105
Cash, cash equivalents and restricted cash at beginning of year	1,844	1,650
Cash, cash equivalents and restricted cash at end of period	$ 1,504	$ 1,755