RESTRUCTURING - Narrative (Details) $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) employee	Mar. 31, 2021 USD ($) employee
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	$ 15	$ 30
Restructuring expense, net of cash paid	12	18
Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	8	21
Air Management
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	7	17
Air Management | Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	7	14
Fuel Injection
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	1	3
Fuel Injection | Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	1	3
2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	13	24
Restructuring cost, incurred to date	264
Restructuring and related plan	300
2020 Restructuring Plan | Air Management
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	$ 6	$ 15
Number of positions eliminated | employee	25	36
2020 Restructuring Plan | Air Management | Termination Benefit
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net		$ 12
2020 Restructuring Plan | Air Management | Severance Costs and Professional Fees
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	$ 5	3
2020 Restructuring Plan | e-Propulsion & Drivetrain
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	7	10
2020 Restructuring Plan | e-Propulsion & Drivetrain | Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid	0	4
Delphi Technologies Restructuring
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	2	5
Restructuring cost, incurred to date	64
Delphi Technologies Restructuring | Air Management | Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net	$ 1	2
Delphi Technologies Restructuring | Fuel Injection | Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring expense, net of cash paid		$ 3