

| Subject: | Fwd: Re: Service Interval, Real Wheel Bearings |
| From: | Jonce Fancher |
| Date: | Thu, 12 Nov 2009 20:53:40 -0500 |
>Hi >Pull the wheel, Drum and Hub, see if the grease has a burned smell >to it. Grease in a syringe shoot it in the bearings behind the seal. >This should buy time till you can have it fixed / Swapped. If you >can take a syringe and poke it through the Boot to the CV Joints and >fill it up with grease as well. This should shut up the Dry CVs. >This is NOT a Fix. Just a bandage to get you where you want to be. >C-ya Jonce > > >>Just completed a 4,000 mile San Diego to Brownsville, Texas >>roadtrip. Mostly successful. But as I neared Yuma, AZ, on the >>freeway, started feeling and hearing some rear end vibration and >>clatter. Pulled over to the side, and as I slowed, the vibrations >>and clatter got worse, much worse. One big "scrape" per >>revolution. I pulled off the freeway to a frontage road, and crept >>along at 35 MPH; noise would come and go to varying degrees. When >>it got worse, I slowed down; sometimes putting in reverse and then >>braking hard seemed to help. >> >>I figured a brake shoe was hanging up or something. Best I could >>do in Yuma was Pep Boys. The sound was horrible. After an hour of >>waiting, the guy put it on the lift, took off the wheel and drum; >>"looks OK" he said. Then, he started tugging the axles...the LEFT >>one seemed sloppy compared to the right. I always thought the >>passenger CV joints went first. Anyway, they called around for CV >>joints or axles.....no luck. Mechanic then thought to take it for >>a good test ride to hear the problem himself. Heard NOTHING! Then >>I drove it...HARD...accelerating hard in corners left and right, >>and I heard nothing. Amazing. They charged me $0.87 (yes, 87 >>cents) and I was on my way with a noise-free ride (something about >>free brake inspection but you pay the tax). >> >>Well, not for long...about 20 miles later, the noise came >>back. Not as severe. Yes, more intense when I put the gas pedal >>into it; backing off, so did the noise. White-knuckled my way from >>below sea level in El Centro to over 4,000 feet about 20 miles >>later; yes, on some of the steeper sections I could hear the >>click-click-click. CV joints, of course, right? >> >>Stopped by my mechanic to discuss before finally arriving home. We >>have come up with 3 potential problems: brakes, CV joints, or rear >>wheel bearings. Some history: the vehicle is a 1985, with 180,000 >>miles. Had a crummy rear brake job at 90,000 miles, and replaced >>both axles at 95,000. Like most, have never done any rear bearing >>maintenance. Sounds like voodoo to me...spindles and such. I >>don't have a clue. I understand CV joints and drum brakes a little. >> >>So here's the question: what is the service interval for Rear >>Wheel Bearings? How long should they last (I do almost exclusively >>long-distance freeway driving)? How expensive of a job is it >>(parts and labor...I looked up bearings...those things are pretty >>pricey, inner and outer and seals)? I haven't heard much >>discussion about rear wheel bearings on the List...are they bulletproof? >> >>Should I just go for it? As much as I love roadtrips, and the >>reason I have a Vanagon, that sick feeling in the stomach quickly >>erases the last several days of adventure and good times when >>mechanical problems erupt. I would rather error on the side of >>overdoing it: all new CV joints, all new rear brakes (at 90,000 >>the mechanic said that would be the last time for resurfacing the >>drums, worn out), and new rear bearings. All of this has got to >>cost $1000 or more, got to. >> >>Any advice? I'm taking it in tomorrow. My suspicion is CV >>joints...with no service on them whatsover, they've lasted 85,000 >>miles. Since servicing them costs almost as much as replacing them >>(paying a mechanic) and they "always" give gentle click-click >>warnings before failure, that's the route I went. >> >>Rich >>85 Manual, not a Westy, 180,000 miles of gentle roadtrips >>San Diego
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