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Posted (edited)

I am getting noise from the right front. A humming noise that comes and goes. Mainly after it is warmed up at between 20 and 40 mph. This happens either going straight or turning. Also, going over rough roads at the same speed I get a metal rattle /grinding sound that happens every so often from the same right side. It is not consistent.

Porsche dealer said it was the tires. Replaced the tires. Still get noises. Had a reliable shop look over everything and compared it to the left side. Both look the same.

When I push down on the front right and front left side the struts do not make any type of noise.

I have seen many suggestions that it could be a bearing, lower control arm and bushing, sway bar,it could be the strut bearing or a combination of things. Just thought I would throw this out there before I dig into it and spend some money

2000 Boxster S 49k miles

Thanks,

steve

Edited by spazan
  • Moderators
Posted
I am getting noise from the right front. A humming noise that comes and goes. Mainly after it is warmed up at between 20 and 40 mph. This happens either going straight or turning. Also, going over rough roads at the same speed I get a metal rattle /grinding sound that happens every so often from the same right side. It is not consistent.

Porsche dealer said it was the tires. Replaced the tires. Still get noises. Had a reliable shop look over everything and compared it to the left side. Both look the same.

When I push down on the front right and front left side the struts do not make any type of noise.

I have seen many suggestions that it could be a bearing, lower control arm and bushing, sway bar,it could be the strut bearing or a combination of things. Just thought I would throw this out there before I dig into it and spend some money

2000 Boxster S 49k miles

Thanks,

steve

Humming noise... rattling... My bet is a bad bearing. Pretty easy to diagnose. Lift the right side of the car and spin the wheel. It shoud be smooth and quiet. If you can feel roughness, definitely bearing. The old fashioned "wiggle the tire" may not show anything.

Good Luck

  • 3 weeks later...
Posted
I am getting noise from the right front. A humming noise that comes and goes. Mainly after it is warmed up at between 20 and 40 mph. This happens either going straight or turning. Also, going over rough roads at the same speed I get a metal rattle /grinding sound that happens every so often from the same right side. It is not consistent.

Porsche dealer said it was the tires. Replaced the tires. Still get noises. Had a reliable shop look over everything and compared it to the left side. Both look the same.

When I push down on the front right and front left side the struts do not make any type of noise.

I have seen many suggestions that it could be a bearing, lower control arm and bushing, sway bar,it could be the strut bearing or a combination of things. Just thought I would throw this out there before I dig into it and spend some money

2000 Boxster S 49k miles

Thanks,

steve

I would also say it is probably a bearing. My 2000 S had to have one (front) replaced at 61k. It was making a humming and the car was just generally "louder' than it should be. The dealer had a gizmo that allowed them to listen at the wheel when driving the car. That was what pinpointed the porblem.

  • 2 weeks later...
Posted

Well, I finally had the right front bearing changed and still the same noise. Before this I changed the tires(time for new tires) and front brake pads(worn). These changes did not affect the noise either, same noise after as before. Could it be a bent rim?

I will continue troublshooting the right front strut and control arm. Any other suggestions.

thanks,

steve

  • 3 months later...
Posted
Well, I finally had the right front bearing changed and still the same noise. Before this I changed the tires(time for new tires) and front brake pads(worn). These changes did not affect the noise either, same noise after as before. Could it be a bent rim?

I will continue troublshooting the right front strut and control arm. Any other suggestions.

thanks,

steve

Hi there, My gf's 01' boxster s is making the same humming noise towards the front passenger side around the battery area. Well we've never had this problem before until she crashed her car and wrecked the front. we brought it back to our mechanic 2 times and they thought it was the radiator fan grinding on something but that wasn't the case. It makes a humming noise on and off when it's at idle and when the AC is on. we're still troubleshooting the problem.

Posted

I'm wondering this humming noise is occuring at a certain RPM?

I know this may sound dumb <_< sure ? it's not the e brake cable rubbing on the wheel?

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