CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
OPERATING
Net cash (used in) provided by operating activities	$ (12)	$ 116
INVESTING
Capital expenditures, including tooling outlays	(278)	(177)
Payments for businesses acquired, net of cash acquired	(19)	(157)
Proceeds from settlement of net investment hedges, net	13	12
Proceeds from investments in debt and equity securities, net	0	30
Proceeds from the sale of business, net	0	25
Proceeds from asset disposals and other, net	2	13
Net cash used in investing activities	(282)	(254)
FINANCING
Additions to debt	1	0
Repayments of debt, including current portion	(2)	(2)
Payments for purchase of treasury stock	0	(40)
Payments for stock-based compensation items	(25)	(17)
Purchase of noncontrolling interest	0	(59)
Dividends paid to BorgWarner stockholders	(39)	(41)
Dividends paid to noncontrolling stockholders	(25)	(36)
Net cash used in financing activities	(90)	(195)
Effect of exchange rate changes on cash	(4)	(7)
Net decrease in cash, cash equivalents and restricted cash	(388)	(340)
Cash, cash equivalents and restricted cash at beginning of year	1,338	1,844
Cash, cash equivalents and restricted cash at end of period	$ 950	$ 1,504