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Fig. 550: Overdrive Range, First Gear OVERDRIVE RANGE, SECOND GEAR As vehicle speed increases and other operating conditions are appropriate, the PCM de-energizes 1-2 Shift Solenoid (SS) Valve De-energized (turned OFF) by the PCM, the normally open solenoid opens and signal A fluid 2-3 Shift Solenoid (SS) Valve Energized (ON) as in first gear, the 2-3 shift solenoid valve blocks signal B fluid from exhausting IMPORTANT: The actuator feed limit (AFL) fluid continues to feed the signal A fluid circuit through orifice #25. However, the exhaust port
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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