My 2000 VW New Beetle manual transmission recently had a new right front axle & axle boot replaced related to a leaky boot. 1st time for this repair. She has 222,185 miles. She’s had regular maintenance done throughout her many years with me and has run/performed great over the years. However since …

Welcome to the forum. You may have a defective axle. Was is new or was it rebuilt?

The wheel bearing may have been damaged by over-exuberant use of the impact wrench tightening the new axle shaft nut on the outer end.

[image] Mustangman: The wheel bearing may have been damaged by over-exuberant use of the impact wrench tightening the new axle shaft nut on the outer end. Or maybe not tightened enough?

My mechanic put in a new one. (How could that be verified?)

He says he’s checked everything and it’s all per specs…

[image] learningfourlife_186864: My mechanic put in a new one. (How could that be verified?) The invoice should indicate it. But even brand new units, especially cheap knock-offs can be bad right out of the box. Or it could be a damaged wheel bearing, like @Mustangman said.

Possible the inner joint is not seated all the way and or the 6 bolts are not torqued to spec… If it is cocked a little it could be binding a little… I guess of your mechanic is not familiar with the way your VW axle comes out he/she may have tried to pry it out instead of unbolting it causing damag…

But the noise occurs related to the rpm’s not the axle speed… occurs only under load… When it’s hanging up in the air (not under load), on a lift, the noise doesn’t occur.

I’m also going to say the mechanic used an impact gun to install the axle nut, damaging the wheel bearing. Tester

[image] learningfourlife_186864: But the noise occurs related to the rpm’s not the axle speed So it doesn’t matter if in gear or not then?? Only related to the engine speed (RPMs)?? Does it make noise just revving the engine?? Does it matter how fast you are driving?? Just trying to underst…

2000 VW New Beetle noise

Maintenance/Repairs

George_San_Jose1 September 14, 2023, 9:37pm 12

Suggest to review the following thread, then ask your shop tech if that could be the problem.

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2000 VW New Beetle noise

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