× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Blower Motor Noise
Posted to Technical Discussion Forum on 4/13/2022

The cabin filter is good. The motor makes the noise outside of the case. It appears to have something to do with the motors reaction to PWM control. Login to read more.