Thread: It's CRITICAL... how you set your transmission's vacuum system on your diesel MBZ...
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Old 05-21-2007, 08:34 AM
Brian Carlton Brian Carlton is offline
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Location: Blue Point, NY
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Quote:
Originally Posted by 1983/300CD View Post
I came across an old vacuum schematic which shows a switchover valve (w/lever) that functions to control the transmission. (It shows a mess of lines leading to the top of the VCV.) Neither of my cars operate this way, and it was probably a really early model (not specified on the sheet), but it did seem to exist at one point in the production of these cars.

I will see if I can dig it up again...
Some vehicles, prior to 1981 I believe, definitely used one of those vacuum levers for transmission control.

The only vehicles that I'm positive for which you can remove the entire affair are the 1982-1984 vehicles with the 617.
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