Valve coil kit
Replaces 694540
Controls the gas to the burner.
Igniter
Replaces 686590
A gas dryer that runs without heat often has a weak igniter.
Thermostat
Replaces 3387139
Controls the heat. A dryer that runs too hot or won't heat points here.
Drum belt
Replaces 660996
Turns the drum. If the motor hums and the drum stays still, check the belt first.
Idler pulley
Thumping or squealing during a cycle points to worn rollers, pulleys or bearings.
Blower wheel
Moves air through the drum. Long drying times and rattling point here.
Drive motor
Replaces 3395652
A motor that hums but won't turn, or stops once it's warm, needs replacing.
1Valve coil kit279834
2Igniter279311
3ThermostatWP3387134
4Drum belt341241Part numbers come from the Sears PartsDirect parts list for the Whirlpool LGP6646AW2 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Where the model number is
Inside the door opening, on the frame or the back of the door. Older models: on the back panel near the cord.