Author Topic: Heater fan making squealing noise  (Read 4344 times)

smudger

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Heater fan making squealing noise
« on: 30 October 2011, 03:49:29 PM »
Over the weekend my heater fan has started making a very high pitch noise.

The only way to stop it was either have it running full speed or off.

Is it possible to get access to the fan to have a check of the motor?

If there is away can someone give me a guide on how to check it out.

The other problem that my 9-3 tdi has started doing along with many other things is when driving ata steady speed and then take foot of accelerator the cars seems to be misfiring, well thats what it feels like. when you then open the throttle it all seems fine?  HELP

Another on going problem is lack of power below 1500rpm and then power thumps in once up over 2000rpm, could this be an EGR problem and would blanking of help prove the fault.

sgould

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Re: Heater fan making squealing noise
« Reply #1 on: 30 October 2011, 05:53:26 PM »
Can't help with the diesel engine, but the heater fan is behind the glovebox.

I took a picture when I took the glovebox out last month to fit a Parrot handsfree kit.

Glovebox has 5 screws.  One in each corner at the front and one in the middle at the back. Plus the aircon pipe and the lamp.  You may need to ease the metal box on the left hand side of the glovebox through the hole to get it out.  It catches a bit.

Heater fan is right there in front of you.

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Guyver1

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Re: Heater fan making squealing noise
« Reply #2 on: 30 October 2011, 06:55:13 PM »
Take a look on www.vector-c.com

The squealing fan was brought up a lot when I was a member on there, they might have the answer to your diesel problem too :)