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Home >> GMC >> 2007 >> Yukon Denali >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2)) >> Description and Operation >> Automatic Transmission Hydraulic Diagrams >> Manual Second Gear >> Overrun Clutch Remains Applied >> Overrun Clutch Feed Checkball (#5)

Overrun Clutch Feed Checkball (#5)

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Orificed D2 fluid pressure seats the #5 checkball against the empty overrun clutch fluid circuit. This is done simultaneously with the overrun clutch fluid exhausting so that there is a continuous fluid supply to the overrun clutch feed fluid circuit.

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