POWER OF ATTORNEY


      KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and
appoints each of Katherine H. Ramundo and Rachel V. Friedenberg as the
undersigned's true and lawful attorneys-in-fact effective March 15, 2021 to:

      (1) Execute for and on behalf of the undersigned, in the undersigned's
capacity as a reporting person of Aptiv PLC (the "Company") pursuant to Section
16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and
the rules thereunder, Forms 3, 4 and 5 in accordance with Section 16(a) of the
Exchange Act;

      (2) Do and perform any and all acts for and on behalf of the undersigned
which may be necessary or desirable to complete and execute any such Form 3, 4
or 5, complete and execute any amendment or amendments thereto and timely file
such form with the United States Securities and Exchange Commission and the
applicable stock exchange or similar authority; and

      (3) Take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of either of such attorneys-in-fact, may be of
benefit to, in the best interest of, or legally required by, the undersigned, it
being understood that the documents executed by either of such attorneys-in-fact
on behalf of the undersigned pursuant to this Power of Attorney shall be in such
form and shall contain such terms and conditions as either of such
attorneys-in-fact may approve in his discretion.

      The undersigned hereby grants to each such attorney-in-fact full power and
authority to act separately and to do and perform any and every act and thing
whatsoever requisite, necessary, or proper to be done in the exercise of any of
the rights and powers herein granted, as fully to all intents and purposes as
the undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that either of
such attorneys-in-fact, or the substitute or substitutes of either of such
attorneys-in-fact, shall lawfully do or cause to be done by virtue of this Power
of Attorney and the rights and powers herein granted.  The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving in such capacity
at the request of the undersigned, are not assuming, nor is the Company
assuming, any of the undersigned's responsibilities to comply with Section 16 of
the Exchange Act.

      This Power of Attorney supersedes any power of attorney previously
executed by the undersigned regarding the purposes outlined above ("Prior Powers
of Attorney") and the authority of the attorney-in-fact named in any Prior
Powers of Attorney is hereby revoked.

      This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact.

     IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 15th day of March, 2021.


Signature: /s/ Sean O. Mahoney