Dearborn — AAA Michigan says gasoline prices in the state have dropped about 13 cents in the last week.
The auto club says that the average price per gallon of self-serve regular unleaded gasoline was $3.27 on Sunday. That’s about 7 cents less than it was one year ago.
Dearborn-based AAA Michigan surveys fuel costs at 2,800 Michigan gas stations daily. It says the cheapest price was $3.14 a gallon in the area of Grand Rapids, Muskegon and Holland. The most expensive price was $3.49 in the Marquette area.
Gas in the Detroit area fell about 10 cents to roughly $3.31 per gallon.
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