REPORTING SEGMENTS AND RELATED INFORMATION - Net sales and total assets by reporting segments (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Segment Reporting Information
Net sales	$ 3,759	$ 3,758	$ 7,633	$ 7,767
Total assets	16,144		16,144		$ 16,575
Customers
Segment Reporting Information
Net sales	3,759	3,758	7,633	7,767
Inter-segment
Segment Reporting Information
Net sales	0	0	0	0
Operating segments
Segment Reporting Information
Total assets	14,672		14,672		14,853
Inter-segment eliminations
Segment Reporting Information
Net sales	(131)	(139)	(255)	(279)
Inter-segment eliminations | Customers
Segment Reporting Information
Net sales	0	0	0	0
Inter-segment eliminations | Inter-segment
Segment Reporting Information
Net sales	(131)	(139)	(255)	(279)
Corporate
Segment Reporting Information
Total assets	1,472		1,472		1,722
Air Management
Segment Reporting Information
Net sales	1,758	1,731	3,554	3,594
Air Management | Operating segments
Segment Reporting Information
Net sales	1,790	1,754	3,602	3,647
Total assets	6,132		6,132		6,229
Air Management | Operating segments | Customers
Segment Reporting Information
Net sales	1,758	1,731	3,554	3,594
Air Management | Operating segments | Inter-segment
Segment Reporting Information
Net sales	32	23	48	53
e-Propulsion & Drivetrain
Segment Reporting Information
Net sales	1,204	1,203	2,449	2,533
e-Propulsion & Drivetrain | Operating segments
Segment Reporting Information
Net sales	1,272	1,229	2,546	2,592
Total assets	5,164		5,164		5,163
e-Propulsion & Drivetrain | Operating segments | Customers
Segment Reporting Information
Net sales	1,204	1,203	2,449	2,533
e-Propulsion & Drivetrain | Operating segments | Inter-segment
Segment Reporting Information
Net sales	68	26	97	59
Fuel Systems
Segment Reporting Information
Net sales	474	511	1,003	1,042
Fuel Systems | Operating segments
Segment Reporting Information
Net sales	516	582	1,107	1,173
Total assets	2,110		2,110		2,282
Fuel Systems | Operating segments | Customers
Segment Reporting Information
Net sales	474	511	1,003	1,042
Fuel Systems | Operating segments | Inter-segment
Segment Reporting Information
Net sales	42	71	104	131
Aftermarket
Segment Reporting Information
Net sales	323	313	627	598
Aftermarket | Operating segments
Segment Reporting Information
Net sales	312	332	633	634
Total assets	1,266		1,266		$ 1,179
Aftermarket | Operating segments | Customers
Segment Reporting Information
Net sales	323	313	627	598
Aftermarket | Operating segments | Inter-segment
Segment Reporting Information
Net sales	$ (11)	$ 19	$ 6	$ 36