| Re: [GMCnet] Bumps felt through Steering Wheel [message #308925 is a reply to message #308913] |
Mon, 17 October 2016 18:36   |
James Hupy
Messages: 6806
Registered: May 2010
Karma:
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Senior Member |
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Also, double check the drivers side retaining bolts on the final drive
flange. They are known to loosen up and the symptoms are as you have
described.
Jim Hupy
Salem, Or
78 GMC ROYALE 403
On Oct 17, 2016 2:22 PM, "Emery Stora" wrote:
> 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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