Car Sounds
Air Conditioning and Coolant
VW New Beetle

Why would your car make a rattling noise when the air conditioner is turned on?

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2006-09-23 05:09:37
2006-09-23 05:09:37

start by checking a/c compressor.

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An air conditioner should not smell like smoke when turned on (or when turned off). I would have to suspect that the electrical insulation is burning.

You should really go to the doctor it could be neumona I would go get that checked out

If it's a type of clunking noise, check your gearbox. If it's some kind of rattling, check your hubcaps.

Check to heat-shield at the catalytic converter because something is loose

I'd like to know too! Mine does the same thing - it makes a rattling noise upon startup that goes away after 30 seconds or so and isn't present while driving or idling.

it may be your tire alignment. your tires may need to be re-aligned. a couple of months ago my car started making a rattling noise when we would go about 70 mph on the highway. we found out are tires needed to be aligned again.

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