RESTRUCTURING - Reserve by Type of Cost (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid			$ 36	$ 59
Restructuring expense	$ 27	$ 62	42	92
2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring expense	10	37	23	61
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	(1)	3	(1)	3
Air Management
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	7	12	14	29
Air Management | 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	7	12	13	27
e-Propulsion & Drivetrain
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	17	23	24	33
Restructuring expense			14
e-Propulsion & Drivetrain | 2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	3		10
Fuel Systems
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	4	24	5	27
Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring expense	22	36	30	57
Employee termination benefits | Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	(1)	0	(1)	0
Employee termination benefits | Air Management
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	7	9	14	23
Employee termination benefits | e-Propulsion & Drivetrain
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	14	3	14	7
Employee termination benefits | Fuel Systems
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	2	24	3	27
Other
Restructuring Cost and Reserve [Line Items]
Restructuring expense	5	26	12	35
Other | Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	0	3	0	3
Other | Air Management
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	0	3	0	6
Other | e-Propulsion & Drivetrain
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	3	20	10	26
Other | Fuel Systems
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	$ 2	$ 0	$ 2	$ 0