2500 4x2 Pickup V8-5.9L VIN Z (1994)
Wiper Gear Box: Service and Repair
Wiper Transmission Replacement
Fig. 11 Windshield Wiper Transmission Assembly
1. Remove wiper motor as outlined under "Windshield Wiper Motor, Replace."
2. Remove crank arm to motor driveshaft attaching nut, then the crank arm.
3. Reverse procedure to install.