One thing to keep in mind though. THe sonnax repair involves use of a
special "reamer" and it costs as much as a new VB. Unless you're going to do
them all day long it doesn't pay.
Larry
"Blah blah" > wrote in message
...
> In article >,
> says...
>> NEWS FLASH! For 1990's Saturns (certainly '95 plus or minus a couple
>> years) that shift into reverse slowly or slam when they do, or for
>> Saturns that may not shift into upper gears when warm (often setting a
>> diagnostic trouble code and lighting the Service Engine Soon
>> indicator), the most common solution has been to replace the upper
>> valve body. The old upper valve body part number was 21005813 and
>> commonly cost close to $200, but some dealerships that offered their
>> parts close to cost once sold them for around $100.
>>
>> A couple months ago Saturn withdrew the old part number and is now
>> offering a successor, part number 21009428, but it is the entire valve
>> body, upper and lower, complete with actuators. But hold onto your
>> hats--the new solution costs $500-600!! Individual actuators are
>> still available at around $60 apiece, and the bus plate at around
>> $120.
>>
>> It seems that Saturn is still wrestling with the infamous transaxle
>> problems and, except where actuator or bus plate problems can be
>> cleanly diagnosed, will now force a replacement of the whole valve
>> body to help assure that all possible causes are covered.
>>
>> Anyone have more information on this development, or have any
>> alternatives to offer in light of it?
>>
>> --John
>
>
> I have yet to see or hear of anyone that has tried this route with a
> TAAT but Sonnax makes valve body repair kits for just about every
> transmission out there.
>
> http://search.freefind.com/find.html...r&mode=ALL&n=0
> &query=TAAT
>
> The cost should be a great deal less with Sonnax. It would be nice if
> someone was to take pictures and create a repair guide.
>
>
>