G 3500 1 Ton Van V8-454 7.4L VIN N TBI (1995)
Shift Solenoid: Description and Operation
With 4L80E Transmission
1-2 Shift Solenoid
1-2 Or 2-3 Shift Solenoid
Shift Solenoid Chart
DESCRIPTION
This electrical device is used to control fluid flow acting on the 1-2 and 3-4 shift valves. The solenoid is a normally open exhaust valve that is used
with the 2-3 shift solenoid to allow four different shifting combinations. The solenoid is attached to the control valve body within the transmission.
2-3 Shift Solenoid
1-2 Or 2-3 Shift Solenoid