K 2500 Truck 4WD V8-6.5L DSL Turbo VIN F (1994)
Speedometer Gear, A/T: Service and Repair
1. Disconnect speedometer cable or P.M. generator electrical connector at transmission.
2. Remove retainer bolt, retainer, P.M. generator if equipped, speedometer driven gear and O-ring seal.
3. Reverse procedure to install, using new O-ring and adding fluid as necessary.