LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2020 >> Regal Base >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 9T50 (M3D) And 9T60 (M3T) - Description And Operation >> Description and Operation >> Drive Range, First Gear (Hydraulic Circuits) >> 1-2-3-4-5-6 Clutch Applies

1-2-3-4-5-6 Clutch Applies

1-2-3-4-5-6 Solenoid 

The 1-2-3-4-5-6 solenoid is de-energized allowing drive fluid to enter the 1-2-3-4-5-6 regulator valve and enter the 123456 CLUTCH REGULATOR fluid circuit. 123456 CLUTCH REGULATOR fluid is directed to the 1-2-3-4-5-6 clutch boost valve.

1-2-3-4-5-6 Clutch Boost Valve 

123456 CLUTCH REGULATOR fluid is directed thru the 1-2-3-4-5-6 clutch boost valve and into the 123456 CLUTCH fluid circuit. 123456 CLUTCH fluid seats the ball check valve #2 and is forced thru orifice #17, #39. 123456 CLUTCH fluid is then directed to the 1-2-3-4-5-6 clutch assembly.

1-2-3-4-5-6 Clutch Assembly 

123456 CLU fluid is directed to the 1-2-3-4-5-6 clutch assembly housing. 123456 CLU fluid moves the piston against spring force to apply holding of the 1-2-3-4-5-6 clutch plates.