The pedestrian was hit on Aug. 10 just after 4 a.m. in the northbound lanes of the 1300-block of South DuSable Lake Shore Drive. That's near Museum Campus.
The first driver stayed on the scene and reported the crash to police.
Police said the driver of a second vehicle, possibly a white four-door sedan with front-end damage, then hit the pedestrian and kept going.
The victim died from their injuries.
The wanted vehicle could be a 2017-2020 Lincoln Continental.
It was last seen in the 400-block of East Grand Avenue and the 300-block of East Grand Avenue.
Police asked anyone with information to call them at 312-745-4521.
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