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The dreaded Transmission shudder...

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Old Nov 2, 2010 | 02:03 AM
  #1  
immusicman's Avatar
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Default The dreaded Transmission shudder...

Well my a4 has been kind of jerky since I got it about a month ago..not every single time I pull out but some of the time, and sometimes if I slow down to about 25 or 30 mph and hit the gas again it shudders a bit. Appears to happen between 3rd and 4rth gear. But, if I shift it manually, I don't seem to have any issues. I guess I run the RPM's up a little more when shifting manually, and I think the car shifts into higher gears too quickly at times, just my opinion. After researching, it looks like this is a HUGE problem for 2002-2005 a4 owners..mine is 2004 so count me in on this one.

It doesn't do it really bad, but it has 74k miles on it and does anyone think the problem might go away with a fluid flush or change? I guess this transmission doesn't have the old filter cartridge like most trannys with a torque converter have. I read on one of the forums that the owner had a flush done and cured his shuddering..any more thoughts?
 
Old Nov 2, 2010 | 12:26 PM
  #2  
pa4ul's Avatar
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could be a vac line going and when u let off the gas is loosens up causing the jerk.
 
Old Nov 2, 2010 | 01:34 PM
  #3  
immusicman's Avatar
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Originally Posted by pa4ul
could be a vac line going and when u let off the gas is loosens up causing the jerk.
The shudder feels like a torque converter going bad, though this transmission doesn't have a torque converter, so according to the research I have done, it appears that most of these problems are caused by one or more of the clutches in the package (6 clutches?). Though a few have stated that flushing the tranny did solve the problem for them. I think I need to try that first, and do some praying..lol
 
Old Nov 2, 2010 | 01:42 PM
  #4  
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I have basically the same problem. Took it to the dealer and was told I need a new transmission, $8,000 estimated cost. Took it to Mr. Transmission and was told I needed a TCM update, but he couldn't do it because he didn't have the equipment for a 2003 A4. Took it back to the dealer, was told I couldn't get the TCM update because I have a 6 paddle gearbox, the update was made for the 7 paddle. I ask if I could get my gearbox upgraded and was told that Audi is no longer selling upgrade kit. Since my car drives ok when shifting manually and keeping RPMs above 2000 when accelerating, I figured I would get my ATF changed and hope for the best. No luck, dealer refused to change ATF. I can find no one in my area that will touch this transmission. I contacted Audi corporate for help, no luck there. Hope you have a better outcome than me.

2003, A4, FWD, Multitronic CVT
 
Old Nov 2, 2010 | 04:11 PM
  #5  
immusicman's Avatar
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Originally Posted by austinm2
I have basically the same problem. Took it to the dealer and was told I need a new transmission, $8,000 estimated cost. Took it to Mr. Transmission and was told I needed a TCM update, but he couldn't do it because he didn't have the equipment for a 2003 A4. Took it back to the dealer, was told I couldn't get the TCM update because I have a 6 paddle gearbox, the update was made for the 7 paddle. I ask if I could get my gearbox upgraded and was told that Audi is no longer selling upgrade kit. Since my car drives ok when shifting manually and keeping RPMs above 2000 when accelerating, I figured I would get my ATF changed and hope for the best. No luck, dealer refused to change ATF. I can find no one in my area that will touch this transmission. I contacted Audi corporate for help, no luck there. Hope you have a better outcome than me.

2003, A4, FWD, Multitronic CVT
Wow, that sucks! I can tell you that ANY AMMCO transmission shop can do a flush for about 165.00 dollars. That is what they told me today. Firestone says they can do a flush also for 170.00, though I do not trust them because they just dabble in transmission service. The AMMCO solution is what I am going to try. I plan to go in and talk to them first to make sure they are going to in fact replace the fluid and not recycle it. I will let you know how this works out.
 
Old Nov 24, 2010 | 04:12 PM
  #6  
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Hey musicman i dont wanna sound like a jerk or anything but I would guess that you could take it anywhere for a flush. The most important thing is that you know what is the best fluid to use in the CVT. If youre paying that much for a flush they better be using top grade fluids. If not try to find a technical college and see if they have an automotive department. I went to one and all they charge for is parts so youll just buy the fluid and wait while they do it. I would say call ahead and schedule it. Just an idea.

Im a mechanic myself and I own a b6a4 1.8tQ Auto and am not at all familiar with the construction of a CVT and have heard nasty things from the local audi shops here in atlanta.

I have rebuilt a few transmissions and usually when there is internal damage which causes a malfunction, a flush doesnt do anything. I would visit the Aamco but make sure to look up local audi specialists and trusted transmission repair places as well.
 
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