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plates. 1-2-3-4 CLUTCH RELEASES C1234 Pressure Control Solenoid 5 The C1234 pressure control solenoid 5 is commanded OFF, allowing PCS 1234 clutch fluid from 1-2-3-4 Clutch Regulator Valve The 1-2-3-4 clutch regulator valve spring force moves the valve to allow 1234 clutch feed fluid 1-2-3-4 Clutch Boost Valve The 1-2-3-4 clutch boost valve spring force moves the valve to allow 1234 clutch feedback fluid 1-2-3-4 Clutch The 1-2-3-4 clutch spring force combined with force from the compensator moves the 1-2-3-4
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 214: Drive Range, Fifth Gear DRIVE RANGE, FIFTH GEAR DEFAULT If the transmission is in 4th, 5th or 6th gear during a transmission electrical component failure, the 3-5 REVERSE CLUTCH APPLIES C35R Pressure Control Solenoid 2 The C35R pressure control solenoid 2 defaults to ON, allowing actuator feed fluid to enter the 3-5 Reverse Clutch Boost Valve
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
PCS 3-5 reverse clutch fluid pressure acts on a differential area moving the PCS 3-5 reverse 3-5 Reverse Clutch Regulator Valve PCS 3-5 reverse clutch fluid moves the 3-5 reverse clutch regulator valve against 3-5 reverse 3-5 Reverse Clutch The 3-5 reverse clutch fluid enters the 1-2-3-4 and 3-5 reverse clutch housing to move the piston Clutch Select Valve 3 Once the clutch select valve 3 is moved to the ON position in 4th gear, it will remain in this 1-2-3-4 CLUTCH RELEASES OR 2-6 CLUTCH RELEASES C1234 Pressure Control Solenoid 5 If the transmission was in 4th gear when an electrical condition commands a protection mode, the 2-6 CB26 Pressure Control Solenoid 4 If the transmission was in 6th gear when an electrical condition commands a protection mode, the
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
from the 2-6 clutch regulator valve, and the 2-6 clutch to exhaust. TORQUE CONVERTER CLUTCH RELEASES TCC Pressure Control Solenoid The torque converter clutch (TCC) pressure control solenoid will default to it's normal state, Fig. 215: Drive Range, Fifth Gear Default DRIVE RANGE, SIXTH GEAR As the vehicle speed increases, the transmission control module (TCM) receives input signals
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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