POWER OF ATTORNEY

September 11, 2020

Know all by these presents, that the undersigned hereby constitutes and appoints
Thomas Healy of Hyliion Holdings Corp. (the "Company") the undersigned's true
and lawful attorney-in-fact to:

1. execute for and on behalf of the undersigned with respect to the Company,
Schedules 13D and 13G and Forms 3, 4, and 5 in accordance with Sections 13 and
16(a) of the Securities Exchange Act of 1934 and the rules thereunder;

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 Schedules 13D or
13G or Form 3, 4, or 5, complete and execute any amendment or amendments
thereto, and timely file such form with the SEC and any 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 such attorney-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 such attorney-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 such attorney-in-fact may approve in such
attorney-in-fact's discretion.

The undersigned hereby grants to such attorney-in-fact full power and authority
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 such attorney-in-fact, or such
attorney-in-fact's substitute or substitutes, 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 attorney-in-fact, in
serving in such capacity at the request of the undersigned, is not assuming, nor
is the Company assuming any of the undersigned's responsibilities to comply with
Sections 13 and 16 of the Securities Exchange Act of 1934.

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 attorney-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of the date first written above.



/s/ Greg Van de Vere