F 350 2WD Pickup V8-6.9L DSL (1983)
Differential Case: All Technical Service Bulletins
Axle - Rear Axle Vent Lubricant Leaks
Article No. 83-23-17
LEAKS - LUBRICANT - REAR AXLE VENT - VEHICLES WITH 8.8" RING GEAR REAR AXLES
LIGHT TRUCKS 1983 F100-250, E250 AND BRONCO
Some of the subject vehicles are experiencing lubricant leakage from the rear axle vent. To alleviate this condition a field modification to the vent is
required. Note that while HOSE lengths and routings may differ depending upon application, vent relocation instructions remain the same.