Close
QUESTIONS

RepairPal is your advocate for car care advice and guidance

Q: heater fan noise on 1999 BMW 328i

How do I fix heater fan noise?
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
It is generally leaves that get in to the blower motor housing from the cowl vent being covered with leaves. You may need to remove the motor to clean out the debris, when your are doing so, make sure the motor armature is nice smooth when it rotates, a little WD-40 will help as well.
Didn't find what you were looking for?