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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 >> Park or Neutral - Engine Running (Park) >> 1-2, 2-3 and 3-4 Accumulator Valves (350, 344, 341)

1-2, 2-3 and 3-4 Accumulator Valves (350, 344, 341)

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Line pressure is regulated into accumulator fluid pressure. This regulation is basically controlled by torque signal fluid pressure acting on the end of the valve.