Investigators say Samuel A. Makowski assaulted the driver both inside and outside the car on the 500 block of South High Street around 2 a.m.
Makowski, 19, is charged with strangulation, aggravated assault, simple assault, and related counts, the department said.
He was remanded to the Chester County lockup in lieu of his $75,000 bond and is scheduled to appear before a judge on Nov. 21, according to state court records.
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