The Quilt Patch- Tecumesh, MI - A MUST
Material Girls, Dearborn, MI
Sew What - Wyandotte, MI
Bits and Pieces, Wayne, MI
Threads and Treasures, Belleville, MI
The Quilting Season, Saline, MI
Quality Quilting, Ann Arbor, MI
Ann Arbor Sewing Center (formerly Viking Sewing Center, Ann Arbor, MI
All the above are within 45-50 minutes of Dearborn, MI, with the Quilt Patch being the farthest, but it's a FANTASTIC shop. You didn't say when you were traveling, but they are having a HUGE sale Dec 27th, 28th and 29th.
I've been to all these stores, I live a burb over from Dearborn in Allen Park, MI.