G 3500 1 Ton Van V8-454 7.4L VIN N TBI (1995)
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.