

| Subject: | Re: Shuddering Brakes |
| From: | Jim Felder |
| Date: | Thu, 3 Mar 2016 16:41:53 +0000 |
Never trust anyone to tighten lugs nuts correctly, including yourself. Ask me how I know : ( The shudder could be a wobble. Do you have alloys or steels? I have had my friendly local tire store refuse to pay for a Carat alloy that drove in fine but pulsed going out. Their slack-jawed goons warped it somehow, probably with the tire machine or a 250 ft pound air wrench. Management trained to deny, and they did. Cost me a wheel. It happens. Jim On Thu, Mar 3, 2016 at 10:32 AM kenneth wilford (Van-Again) < kenwilfy@comcast.net> wrote: > Richard, since it wasn't there before he did the bearing work then I would > suspect something he did. It could be as simple as something that he > thought was tight that isn't. Jack up the front of the van and check the > wheels for play. If you grab them and rock side to side that is checking > the tie rod end. If there is no play there then try up and down that is > for wheel bearings and or ball joints. Also be sure the lug bolts are > tight. If all of these things are fine, remove the wheel and check to see > if the two bolts holding the brake caliper in place are tight all the way. > The 85 and earlier had two different caliper bolts, one that is threaded > all the way and the other that has about and inch of no threads. I believe > the lower one is fully threaded and the upper one has the space with no > threads. Maybe he put it back together wrong or the calipers bolts are > just loose. > > Let us know you what you find. Ken > > On Thu, Mar 3, 2016 at 10:52 AM, Richard Koerner <rjkinpb@sbcglobal.net> > wrote: > > > I took my 85 Vanagon with 220,000 miles in to have Front Wheel Bearings > > repacked, Rear Wheel Bearings repacked (inspection revealed all bearings > in > > good shape, no replacement), brake fluid flushed. Mechanic did those; he > > also noticed about 1/8" play on the left Tie Rod bushing, the right side > > had no play, so got the left Tie Rod bushing replaced. > > As I drove off, I sensed a slight "shudder" when lightly applying brakes > > at low speed, maybe 20 MPH. The sensation was like driving over > washboard > > road surface, in fact that's what I thought it was. But as I drove > further > > and started testing different brake pressure at different speeds, the > > shudder was reproducible. Again...always with a light touch on the > brakes > > and at low speed like coming to stop. > > Took it back to mechanic. He thought at first warped rotors. But the > > problem wasn't there before the bearing re-packing. He drove it....and > was > > dumbfounded.....said he'd never seen anything like this before. And the > > shuddering appears to be getting worse. > > > > We are stumped. Any ideas? > > > > RichSan Diego > > > > > > -- > Thanks, > Ken Wilford > John 3:16 > www.vanagain.com >
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