Yukon XL 2500 2WD V8-8.1L VIN G (2004)
Shift Solenoid: Service and Repair
Control and Shift Solenoids Replacement
Removal Procedure
1. Remove the transmission filter.
Important: Removal of the 1-2 accumulations necessary only if servicing the pressure control solenoid.
2. Remove the 1-2 accumulator if necessary. Refer to Accumulator Assembly, Spacer Plate, and Gaskets.
3. Disconnect the internal wiring harness electrical connectors from the following components:
^
Transmission fluid pressure switch (1)
^
1-2 shift control solenoid (2)
^
2-3 shift control solenoid (3)
^
Pressure control solenoid (4)
^
torque converter clutch pulse width modulation (TCC PWM) solenoid (5)
^
3-2 control solenoid (6)
4. Remove the pressure control solenoid retainer bolt (364A) and retainer (378).
5. Remove the pressure control solenoid (377).