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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Automatic Transmission - 4T65-E - Description And Operation) >> Description and Operation >> Automatic Transmission Hydraulic Diagrams >> Overdrive Range, Third Gear - Torque Converter Clutch Not Applied >> 2-3 Shift Solenoid (SS) Valve (315)

2-3 Shift Solenoid (SS) Valve (315)

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De-energizes, allowing 2-3 signal fluid to exhaust through the solenoid. Spring pressure forces the 4-3 manual downshift valve (360) to move while line pressure moves the 2-3 shift valve (357) and 3-2 manual downshift valve (356).