We have a 2003 gv320 with a 4000 transmission. When the motor is started it purges air out of the transmission retarder solenoid. I am looking for a part # to order a new valve?
Using the excellent Forum Search Tool to search the term "transmission retarder solenoid" yielded several results, among which I found the helpful thread linked below:
Hyd air solenoid issue (https://www.foreforums.com/index.php?topic=46465.0)
There is also a Wiki entry that may give some help/guidance
Replacing transmission retarder valve (https://wiki.foreforums.com/doku.php?id=technical:transmission:retardervalve)
You can try to clean it first or choose to replace
ETA: Be sure to inspect the bracket for any cracks as well: Retarder Accumulator Bracket Failure (https://wiki.foreforums.com/doku.php?id=technical:transmission:retarderbracket)
We have a 2003 gv320 with a 4000 transmission. When the motor is started it purges air out of the transmission retarder solenoid. I am looking for a part # to order a new valve?
Should be 29552377
Mike
Think the valve may be able to be taken apart and cleaned, new O rings etc.