Thomas M Salina , KS July 30, 2015 Appliance: Model DLM8377WM Dryer not heating up Took dryer apart, removed heater assembly, visually checked coils. Didn't see any broken coils, checked resistance on coils with multimeter on ohm setting, both coils showed 40 ohms. Replaced thermostats, working great now Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours