Pumps are now open from 6 a.m. to 10 p.m., Monday through Friday. On the weekends, the pump times are 6 a.m. to 8:30 p.m. on Saturday and 7:30 p.m. on Sundays. Previously, pumps closed at 8:30 p.m. on ...

Ever approach a Costco gas station, see the long lines and glumly pull away? The big-box club in recent weeks finally did what members have sought for years: It expanded hours to pump gas.