The 58-year-old driver from Guttenberg wasn't seriously injured when her Honda Civic crashed into the pillar in front of Clifton Discount Liquors in Botany Plaza on Ackerman Avenue just off Route 21, police said.
Responders initially suspected that she'd had a medical episode, but that couldn't immediately be confirmed.
The Honda, which was partially blocking the store's entrance, was towed from the scene.
Clifton police, firefighters and EMS paramedics responded.
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