Search messages and discussions

Search preserved mailing-list messages and current email and website contributions. Current posts are searchable before weekly archival. Recovery gaps remain possible. Words are matched together; try fewer terms if needed.

Page 3+: 60 results shown for Servo.

Source-balanced relevance: matches from both collections are interleaved, with source dates breaking ties. Restoration time is not the original posting date.

• Ideas on hooking cruise control to throttle?
  Historical mailing list - Michael Elliott
  Tue, 7 Jun 2005 08:28:01 -0500
  I have not yet sorted out how to connect the cruise control servo's throttle-pulling chain to Mellow Yellow's throttle. What little...
• Re: Brake problems
  Historical mailing list - Stan Wilder
  Fri, 28 Jun 2002 13:16:07 -0500
  ...Is the servo unit the same > for all > > water cooled vanagons? > > Could I have a combination of two problems - a poor servo and a...
• Re: Mystery Auto Trans leak....Suggestions urgently needed.
  Historical mailing list - Robert Cardo
  Mon, 4 Oct 2004 13:15:52 -0500
  Look at the 2nd gear servo cover, and the governer cover. The o-rings dry up and will leak at these locations. The governer...
• Re: A throttle puzzle Pictures of Insatll on Automatic
  Historical mailing list - Loren Busch
  Mon, 19 Jun 2006 17:44:21 -0700
  ...Nice work. > > I considered drilling a hole in the throttle arm to affix the servo > cable in exactly the same spot you drilled yours. > >
• Miscellaneous Bus Questions
  Historical mailing list - Stephen Schmidt
  Tue, 25 Jul 1995 06:39:51 -0400 (EDT)
  ...I have a servo/vaccuum assist master cylinder after filling and bleeding the system I decided to take it out. Well when I use...
• WTB: Syncro Diff Lock Parts
  Historical mailing list - Jeff K
  Wed, 11 Dec 2002 07:30:45 -0700
  ...of the external locker parts - pretty much everything but the vacuum servo. Would be interested in buying anything available, even if its just individual...
• Re: size of bleeder screws and vacuum bleeders?
  Historical mailing list - Don Hanson
  Wed, 5 Aug 2009 21:58:32 -0700
  ...My > hesitation is I'm a bit wary of the brake servo ( i should have tested it > before I took the dash out) Is...
• Re: Syncro starter removal question
  Historical mailing list - Warren Chapman
  Sun, 2 Sep 2001 11:52:34 -0700
  ...First, the two bolts that hold the servo in place only turn on their outboard ends. The nuts are welded(glued) in place. Second...
• Re: Vintage machines
  Historical mailing list - Alistair Bell
  Mon, 23 Jan 2023 19:44:02 -0800
  ...That said, I’m using servos and steppers in the machines I use. Can’t afford the really good things… like a kern cnc...
• Re: Motive Bleeder Recs
  Historical mailing list - Don Hanson
  Wed, 10 Mar 2010 13:42:22 -0800
  On Wed, Mar 10, 2010 at 1:07 PM, Jim Felder <jim.felder@gmail.com> wrote: > What I really want is servo valves on...
• Re: Just Gotta Be A Vacuum Leak!!
  Historical mailing list - Jake de Villiers
  Tue, 5 Aug 2008 23:17:28 -0700
  ...Under their listing of "excessive brake pedal >>> travel", they list sevo vacuum leak, and shot brake servo. I don't >>> know if this makes...
• Re: A little [W]ednesday humor to brighten your week!
  Historical mailing list
  Wed, 18 Oct 1995 23:19:34 -0500
  ...Put a couple of servo controls on your dash and you can rotate and lower the guns at anyone. Quilla would love it under...
• NEW syncro starter removal question!
  Historical mailing list - van man
  Sun, 2 Sep 2001 12:37:28 -0700
  Thanks to everyone that replied about the pin removal on the servo. I got it out. Now Im trying to remove the upper mounting...
• Diff lock dust covers
  Historical mailing list - Don McCallum
  Sun, 14 Jun 1998 17:32:06 +0100
  Does anyone know if VW make a rubber dust cover for the diff lock between where the shaft enters the housing and the servo...
• Re: Cruise Control
  Historical mailing list - Garrett Adams
  Thu, 18 May 2000 23:56:47 -0700
  ...The vacuum pump will be hooked up to the canister which will be hooked up to the cruise control servo. If the vacuum becomes...
• Re: SA T3 Ventilation System
  Historical mailing list - Kim Brennan
  Sat, 3 May 2008 00:10:47 -0400
  ...John Bange wrote: > If it was knobs, i bet it was servo controlled. One could probably > adapt the parts from another vehicle to the...
• Front diff lock revisited.
  Historical mailing list - Per Lindgren
  Sat, 4 Sep 1999 23:37:39 +0200
  ...The servo unit was good, so was the lines, no leak there. The reservoir started hissing when I disconnected the vacuum lines. The shaft...
• Re: Syncro diff light!!!!!!
  Historical mailing list - EMZ
  Mon, 27 Dec 1999 00:09:06 -0500
  ...It maybe holding the servo in between. On the other hand, the pluger in the the axle are also known to rust, and if...
• '71; brake vacuum hose substitute
  Historical mailing list - Mitch Covington
  Mon, 6 Nov 1995 17:26:19 -0500 (EST)
  ...the cheaper but reliable vacuum hose that runs from the master servo to the intake manifold? What's on there has stuck me with...
• Re: What's This Part? 251 721 111 b
  Historical mailing list - John Bange
  Mon, 24 Jul 2006 19:43:05 -0700
  ...ETKA shows that as "bearing bracket for models with brake servo". It looks like it's the thingy that the brake and clutch pedals...
• Re: Syncro: to lock or not to lock
  Historical mailing list
  Sun, 4 Feb 1996 03:22:33 -0500
  ...I talked to a >couple of mechanics and they told me that it is common for the servos to go >bad and should be...
• Re: Master Cylinder - Help!
  Historical mailing list - Don Spence
  Thu, 17 Jul 2008 13:14:41 -0600
  ...Master Cylinder - Help! > > 80 Westy - installed a rebuilt brake MC from a list vendor - the > male = > from the servo and the female on the...
• Re: Cruise Control Advice?
  Historical mailing list - Dennis Haynes
  Thu, 18 Apr 2002 17:40:55 -0400
  Make sure it has it's own vacuum pump or an electronic servo. The Vanagon engine does not have sufficient vacuum to make these...
• A few part for sale
  Historical mailing list - Joe in NH
  Sun, 29 Feb 2004 11:12:49 EST
  ...power lock servos, I have all 4, $35 each or $125 for all 4 4. front windshield washer resivoir and pump, $25 5. directional...
• Re: Installing cruise on 81 aircooled Vanagon
  Historical mailing list - Frank Grunthaner
  Thu, 20 Jun 2002 12:34:33 EDT
  ...In my opinion, the vacuum actuated servo systems are completely inadequate. Two reasons: poor load response and rapid thermal failure (average life - 2 years...
• RE: Syncro: to lock or not to lock
  Historical mailing list
  Mon, 05 Feb 1996 10:56:00 -0400 (EDT)
  ...I talked to a |couple of mechanics and they told me that it is common for the servos to go |bad and should be...
• Re: 87 GL Power Brake Problem
  Historical mailing list
  Wed, 15 May 1996 15:00:23 -0700
  ...In the last 5 years I don't think our shop has ever replaced a servo in a Vanagon. But many masters! Kyle Wade...
• 86 syncro questions
  Historical mailing list - Andy \"The Music Man\"
  Mon, 1 Jul 2002 00:11:18 EDT
  ...fluid loss, none noticed, so what should I check for? Brake servo? 2nd problem is a loud tick from the left hand valve cover...
• Re: Cruise Control
  Historical mailing list - Mike Collum
  Fri, 11 Apr 2003 10:52:55 -0400
  ...Unfortunately I do not have one of the kits, which supplies the servo and vaccum canister. The control arm is one kit, and the...
• power brakes
  Historical mailing list - j dunne
  Fri, 5 Apr 2002 09:15:34 -0800
  ...The servo is definitely working, and the brakes are very effective, but you feel like there is a metal-to-metal contact at about...
• Re: Master Cylinder - Help!
  Historical mailing list - John Rodgers
  Wed, 16 Jul 2008 19:05:41 -0500
  ...John Rodgers 88 GL Driver pete wrote: > 80 Westy - installed a rebuilt brake MC from a list vendor - the male from the servo and...
• RE:[2] Idle problems
  Historical mailing list - Jonathan Sykes
  Fri, 15 Sep 1995 10:41:00 BST
  ...the intake naifold, all >the way forward to the poer brake servo. Replaced the valve Thanks for the reply. However I am not aware...
• Looking for Cruise Control parts
  Historical mailing list - jthomas2
  Mon, 21 Sep 1998 12:41:37 -0700
  ...They did have the servo unit and I tried replacing it but the symptoms remain - my speed slowly backs off on anything but a...
• Diff lock servo remove help!
  Historical mailing list - Nathaniel Merrill
  Tue, 1 Jun 1999 09:26:38 -0700
  Ok so My sign off did not work and I need help anyway! Can anyone pass along a few hints on how to "push...
• Re: Mystery Box
  Historical mailing list - Larry Alofs
  Sun, 25 Mar 2001 16:45:59 -0600
  ...Westy Sure looks like the control module for the Cruise control servo that you found in the engine compartment. Great web-site. Larry A.
• Re: Power Door Lock Consternation
  Historical mailing list - Rob
  Sat, 1 Jul 2006 06:58:34 -0700
  ...full circuit trace proved everything intact, I >replaced the drivers side servo with the associated >genuine VW wiring harness. Now everything works but >the...
• syncro diff lock
  Historical mailing list - Tom Mischler
  Wed, 17 May 1995 09:33:10 GMT-10
  High Volks How do I get the diff vacum servo out? I have undone the two screws, but then I cannot get them out...
• Re: Anyone with a Remote Control Lock?
  Historical mailing list - Mark Keller
  Wed, 24 Nov 1999 10:46:39 -0800
  Stuart, Actually I believe that all of the "power lock servos" ie, the doors, rear hatch, and the sliding door are the same. All...
• 82 westy brake troubles...2nd master cylinder
  Historical mailing list - michael johnson
  Sun, 15 Dec 2002 21:50:28 -0800
  ...Checked the brake servo and it passed along with the one way check valve. I suspect either my brake pressure regulator is failing or...
• Re: Brrr - is it always so cold in a Vanagon?
  Historical mailing list - Bulley
  Sun, 16 Jan 2000 15:27:25 -0500
  ...This could be specific to the blend door (like its servo or link has failed) or it may be the vacuum routing switch in...
• Re: Diff Lock not going off (86 westy)
  Historical mailing list - john cianci
  Tue, 1 Apr 2003 19:44:14 +0000
  ...I will check the servo and vac lines when it stops snowing (yes its snowing in NY again) Is this a dire emergency that...
• Re: Master Cylinder - Help!
  Historical mailing list - Ken Lewis
  Wed, 16 Jul 2008 21:06:39 -0400
  ...rebuilt brake MC from a list vendor - the male from the servo and the female on the MC are mated. I fill the reservoir...
• Howling rear brakes in reverse
  Historical mailing list - Sam Scholten
  Wed, 22 Jul 1998 08:15:45 -0700
  ...Pretty wierd for what I thought were non-servo rear brakes, eh? I've never had this problem before, and therefore have never had...
• RE:Power brakes [was idle problems]
  Historical mailing list - Jonathan Sykes
  Mon, 18 Sep 1995 10:07:23 BST
  ...I then checked the Haynes manual for the van, apparently in the UK after 1971 the brake servo was fitted as an optional extra...
• Re: For Starters
  Historical mailing list - Michael Vickey
  Wed, 14 Dec 2005 12:04:33 -0500
  ...The rear differential lock servo needs to be removed in order to access the starter. MJV My VW collection web page: http://www.velocity...
• Audiovox CCS-100 Cruise Control Installation
  Historical mailing list - Tim Hannink
  Sun, 19 May 2002 12:57:07 -0400
  ...I mounted the servo assembly itself under the van just to the left of where the rear heater mounts (http://home.earthlink.net/~tjhannink...
• Re: Syncro diff problem
  Historical mailing list - Don McCallum
  Wed, 10 Jun 1998 20:49:02 +0100
  ...As soon as the lock shaft is engaged by the vacuum servo (may take a few driveshaft revolutions) a plunger switch fitted above the...
• RE: Cruise control for '80-82 Vanagon
  Historical mailing list - Maher, Steve (SD-MS)
  Tue, 19 Dec 1995 15:05:00 -0800 (PST)
  ...BTW, JC Whitney used to sell a cruise control with an electric-motor servo instead of a vacuum servo. No vacuum tap needed! But...
• RE: Electric Cruise for '87 Vanagon
  Historical mailing list - Michael A. Radtke
  Tue, 5 Nov 1996 08:29:26 -0700
  ...My current one, since 1984 in my '84 ruptured the diaphragm in the servo this Spring ... My first Zemco failure. However, when I tried...
• Re: [SYNCRO] Dif Lock
  Historical mailing list - Joel Cort
  Sun, 20 Feb 2000 17:01:19 -0800
  ...OK so the pullout knob should have engaged the servo on the rear transmission. I would double check all the vacuum lines on the...
• Re: Friday - couple of recent tool acquisitions.
  Historical mailing list - Alistair Bell
  Fri, 4 Sep 2015 09:47:00 -0700
  Servos and controllers etc etc. it sure is a tempting path but we have some great cnc and waterjet shops close by so the...
• Factory Cruise Control
  Historical mailing list - Kevin Disse
  Wed, 5 Mar 1997 20:44:18 -0600 (CST)
  ...If you've ever gotten a complete replacement engine from a wrecking yard you may have gotten an engine with the factory vacuum servo...
• Re: (is it Friday somewhere?)
  Historical mailing list - Michael B. Harrnacker
  Thu, 7 Jan 1999 08:53:51 -0800
  ...and alternator impulse;anayzes all the input data and directs the servo motor to rotate and supply the right amount of air to the...
• Re: making sense of "M codes" ?? (vanagon option codes)
  Historical mailing list
  Tue, 26 Apr 2005 01:57:43 EDT
  ...persons 500 - full width partition between cab and load compartment 657 - servo steering, hydraulic >> thats 100% correct michael... where did u find the M...
• Re: Cruise Control
  Historical mailing list - David Beierl
  Sun, 4 Oct 2020 15:49:37 -0400
  ...Ive got the servo motor for the throttle cable and > > the dash switch control. Im not sure how it sensed speed. Anyone have or...
• Brake Master Cylinder Replacement Summary
  Historical mailing list - jon
  Tue, 7 Oct 2008 09:39:10 -0700
  ...3) Replace the seals on the servo and reservoir. 4) It might be easier to remove the reservoir while the cylinder is still mounted...
• Results of the Diff Lock activator discussion
  Historical mailing list - Malcolm Stebbins
  Tue, 20 Jul 1999 17:19:17 -0300
  ...The thing is, any system that requires constant 'on' conditions, like keeping the diff locked, will draw current (for pump or servo) all the...
• Re: Electric VW Pick up truck
  Historical mailing list
  Mon, 6 Nov 1995 17:04:07 -0800 (PST)
  ...don't have to deal with the servo stuff for the brakes, and its somewhat lighter... Thom -- > If at first you don't succeed...
• Winkler/Oettinger brakes
  Historical mailing list - Michael J. Sullivan
  Wed, 2 Dec 1998 20:30:36 -0500
  ...disc brakes (ventilated fronts) with solid brake calipers and a dual-servo emergency brake. It not only improves stopping times, but also performs with...
• Aftermarket cruise control finally working!
  Historical mailing list - Mike
  Sun, 17 May 2009 16:49:07 -0400
  ...The cruise servo line was tee'd into the main check-tee, and the second tee connection was plugged with a short hose with...