Authorities say Brandon Grosso shot the auto around 5:30 p.m.at the rear of the Walmart at 195 North West End Blvd in Quakertown.
No one was harmed in the shooting.
Police said no injuries have been reported but that Grosso is considered armed and unsafe.
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Grosso was driving a newer Mercedes-Benz sedan, believed to be light blue or gray.
Police say 32-year-old Brandon Grosso has been involved in several incidents in the surrounding community, including shooting a shotgun at someone's vehicle.
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"No injuries have been reported".
Authorities asked anyone with information on his whereabouts to call the Richland Township Police Department at 215-536-9500 or 215-795-2931.
A witness said the gunman was seen near the Wal-Mart and the Five Guys restaurant on Route 309, and the Yum Yum Bake Shop on West Broad Street, Route 313.
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