Car repair for women, by women: a tune-up, a mani, a blow-dry

At the moment, the only sound in Patrice Banks' auto repair shop in Upper Darby is the click of her trademark strappy red heels across the floor. Soon, though, if her plan pans out, the place will resound with revving engines, lug-nut guns, and blow dryers, while in the air the scents of 10W-30 motor oil and fresh nail polish commingle.