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Old 11-18-2013, 10:54 PM
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Diesel911 Diesel911 is offline
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Join Date: Sep 2007
Location: Long Beach,CA
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Originally Posted by Danman View Post
I have come across conflicting information as to whether the 3/2 valves are needed. Are there certain years that need this part for proper trans performance?

I have removed the entire assembly (84 300d) and noticed no difference.
I have been wondering about this also.

What I am thinking is if you have no EGR and you have the 3/2 Valve it must be there for some other reason.

If the little valves are leaking or the Tubing going to them are leaking it could cause a transmission issue.
84 300D, 82 Volvo 244Gl Diesel
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