Heater motor done?

50

Asked by Feb 20, 2011 at 04:30 PM about the 1990 GMC Jimmy 2 Dr STD 4WD SUV

Question type: Maintenance & Repair

Heater motor would make a crazy whining/grinding sound every once ina while .. and last night, it just plain quit on me. Sound like a fuse/relay or fan motor failure?

1 Answer

3,695

The blower motor is probably dead if it does this on all settings (e.g. "Vent, A/C, Defog)

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