Looking at Angie's List for Dayton under Large Appliance Repair, Sears (Dayton) got an "A".
Other places rated with an A include:
Miamisburg Appliances 937-866-2031
A-1 Whites Appliance (Fairborn) 937-270-6905
Mallow's Appliance Service (Beavercreek) 937-426-4695
Mr Appliance (Dayton) 937-296-9274
Authorized Service, Inc (Dayton) 937-252-3200
Who got really bad grades:
Sears Home Central (Kettering) "F"-A single customer who claimed that She had an extended warranty but that Sears said she didn't.
Matt's (F) (Just one report)
Note: Angie's list in Dayton is rather lightly populated, and some of these guys had only a few customer reports on their service. But, I suppose it's better than nothing.