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Re: [GMCnet] Bumps felt through Steering Wheel [message #308913 is a reply to message #308907] Mon, 17 October 2016 16:21 Go to previous messageGo to previous message
emerystora is currently offline  emerystora   United States
Messages: 4442
Registered: January 2004
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Senior Member
It could be a bearing in the outer CB joint. Especially if it doesn't occur when pointing straight ahead.

Emery Stora

> On Oct 17, 2016, at 2:53 PM, Bill Van Vlack wrote:
>
> sgltrac wrote on Mon, 17 October 2016 15:19
>> To rule out front wheels and tires I would remove both of them and switch
>> with either of the rears. Mark them if you want to remember where you
>> started. If the bump stays unchanged with the wheel swap next spot to check
>> is probably the driveshafts as others have mentioned. Is it a noise or a
>> noise and a tugging in the wheel? Noise and tugging while turned likely a
>> driveshaft. Does the noise or bump change depending on whether you are
>> loaded or not? Try the same turning operation driving like normal then try
>> it in neutral while coasting and see what you get.
>
>
> No noise, just a 'bump' - maybe a 'tug'. 2-3 per second holding the wheel slightly to the left at 60mph, correcting from 'wiggle'. No bump while
> moving the wheel the few degrees to correct, just when I stop moving it and hold it to continue the correction. Stops when I return wheel to straight
> ahead.
> --
> Bill Van Vlack
> '76 Royale; Guemes Island, Washington; Twin bed, full (DS) side bath, Brazilian Redwood counter and settee tops,455, 6KW generator; new owner a/o mid
> November 2015; Since arrival: New HVAC blower, heat flap cable, headlight switch.
>
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