K 2500 Truck 4WD V8-379 6.2L DSL VIN C FI (1989)
Shift Modulator: Service and Repair
1.
Remove modulator attaching screw and retainer.
2.
Remove modulator assembly from case and discard O-ring seal.
3.
Remove modulator valve from case.
4.
Reverse procedure to install, using a new O-ring seal.