Thread: What does this vaccum control do? Picture
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Old 12-12-2013, 12:24 PM
toomany MBZ's Avatar
toomany MBZ toomany MBZ is offline
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^ Agreed.

That is a vent port for the VCV, it ends in the cabin to draw clean air to bleed down the transmission as it shifts. The higher the rpm, the less vacuum it needs.

That is for the automatic transmission only.
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