Heater blower motor making noise

1971 OLDSMOBILE CUTLASS
100,000 MILES • 5.7L • V8 • 2WD • AUTOMATIC
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BARNB
  • MEMBER
  • 1 POST
Noise at all speeds.
Nov 15, 2020 at 4:54 PM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Hi,

Often times the bearings in the motor will dry out and make noise. Is it possible for you to record the sound and upload it for me to hear?

If that is what is happening, the blower motor will likely need replaced. Here is a link that shows in general how one is replaced:

https://www.2carpros.com/articles/blower-fan-motor-works-on-high-speed-only

Let me know.

Joe
Nov 15, 2020 at 5:16 PM
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