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ACQUISITIONS - Schedule of Goodwill (Details) - USD ($)
$ in Millions

9 Months Ended

Sep. 30, 2021

Dec. 31, 2020

Oct. 01, 2020

Business Acquisition [Line Items]

Goodwill

$ 3,285

$ 2,627

Schedule of goodwill

(in millions)
Air Management			$	150
e-Propulsion & Drivetrain			301
Fuel Injection			—
Aftermarket			303
Total acquisition date goodwill			$	754

A summary of the changes in the carrying amount of goodwill are as follows:

(in millions)			Air Management						e-Propulsion & Drivetrain						Aftermarket						Total
Gross goodwill balance, December 31, 2020			$	1,517					$	1,313					$	299					$	3,129
Accumulated impairment losses, December 31, 2020			(502)						—						—						(502)
Net goodwill balance, December 31, 2020			$	1,015					$	1,313					$	299					$	2,627
Goodwill during the period:
Acquisition			707						—						—						707
Measurement period adjustments			(4)						28						16						40
Held for sale			—						(18)						—						(18)
Other, primarily translation adjustment			(36)						(31)						(4)						(71)
Ending balance, September 30, 2021			$	1,682					$	1,292					$	311					$	3,285

Air Management

Business Acquisition [Line Items]

Goodwill

$ 1,682

1,015

e-Propulsion & Drivetrain

Business Acquisition [Line Items]

Goodwill

1,292

1,313

Aftermarket

Business Acquisition [Line Items]

Goodwill

311

$ 299

Delphi Technologies PLC

Business Acquisition [Line Items]

Goodwill

754

$ 710

Delphi Technologies PLC | Air Management

Business Acquisition [Line Items]

Goodwill

150

Delphi Technologies PLC | e-Propulsion & Drivetrain

Business Acquisition [Line Items]

Goodwill

301

Delphi Technologies PLC | Fuel Injection

Business Acquisition [Line Items]

Goodwill

0

Delphi Technologies PLC | Aftermarket

Business Acquisition [Line Items]

Goodwill

$ 303

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