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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Automatic Transaxle - 4T65-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Description And Operation >> Automatic Transmission Hydraulic Diagrams >> Manual Second Gear (With Touch Activated Power) >> 3-2 Manual Downshift Valve (356)

3-2 Manual Downshift Valve (356)

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Is shifted by 2-3 signal fluid and prevents the 2-3 shift valve (357) from upshifting. It also allows braking fluid to enter the manual 2-1 servo feed passage to stroke the manual 2-1 servo assembly (104-115).

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