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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) >> Number 4 Ball Check Valve (372)

Number 4 Ball Check Valve (372)

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.

Located in the case cover (400), it directs 3rd clutch/lo-reg exhaust fluid into the 3rd clutch passage, releasing the 3rd clutch.

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