Date: Sat, 2 Apr 2011 12:43:56 -0700
Reply-To: Rocket J Squirrel <camping.elliott@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Rocket J Squirrel <camping.elliott@GMAIL.COM>
Subject: Re: More fun with mechanics
In-Reply-To: <AANLkTin+ibpNvL69R7KwBLuoJcxYzebGOPNMO2dap9kW@mail.gmail.com>
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Thanks, Angus,
I've had two guys put the thing on their lifts, push, pull and eyeball
everything. The tranny was pulled and replaced, mounts inspected. I had
my son stare down into the engine compartment while driving and the
engine did not move, as far as he could see, when the thunking thing
thunked.
On Sat, 2011-04-02 at 09:34 -0700, Angus Gordon wrote:
>
>
>
> Thunk - engine/transmission mount?
>
>
>
>
> Angus Gordon
> 206-289-0560
> Bainbridge Island WA
>
>
> www.wordless.me
>
>
>
>
>
> On Sat, Apr 2, 2011 at 9:10 AM, Rocket J Squirrel
> <camping.elliott@gmail.com> wrote:
>
> I took Mellow Yellow to see a new doctor . . . I mean mechanic
> yesterday. There has been this mysterious "thunk" sound
> whenever I'm
> cruising at low speeds on flat surface streets and take my
> foot off the
> accelerator. Previous mechanic, here in Bend, Ore. (p-mail me
> if
> interested, not slamming here w/o him being able to defend
> himself) put
> it on the rack, poked at everything, could not find the cause.
>
> The noise originally showed up last year, and even after the
> transmission was removed, rebuilt by German Transaxle here,
> and
> re-installed, the sound persisted.
>
> I figured a new set of eyes on the problem might turn up
> something.
>
> But the new guy, Gary Young, found nothing. The axles has been
> replaced
> six years ago when the CV joints gave up, but we've only put
> on maybe
> 10,000 miles since then. Still he checked them out and found
> that while
> they did have grease in them -- and he's found plenty that had
> not been
> filled up when installed -- these were decently, though not
> completely
> filled. Unhooked them from the flange and moved them around
> and they
> felt fine. He mushed more grease in. Didn't improve the
> "thunk" sound.
>
> But while poking around he found a hose that was not
> connected, causing
> a vacuum leak. It might have been yanked when the prev. mech.
> removed
> and replaced the transmission, I know there were no loose
> hoses there
> last year when I was poking around under the cover.
>
> And he found that the e-brake cable had been routed
> incorrectly so that
> it was rubbing on the auto transmission linkage and a hole was
> getting
> worn through it.
>
> This, on top of the fact that when I picked up my van from the
> prev.
> mech. after the tranny work the radio antenna was broken yet
> he denied
> having done it, a lapse in character that did not sit well
> with me, I've
> decided not to bring my business to that guy any more.
>
> Anyhoo, with the darn vacuum cable re-connected, the engine
> idles much
> more smoothly now.
>
> As for the mysterious thumping sound -- it remains.
> --
> Rocky J Squirrel
> '84 AT Westfalia: Mellow Yellow ("The Electrical Banana")
> '74 Westrailia: (Ladybug Trailer company, San Juan Capistrano,
> Calif.)
> Bend, OR
> KG6RCR
>
>
>
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