30000 MI or 48000 KM

Lubricate
    Transfer Case
      Lubricate linkage.
    Suspension
      Lubricate suspension components and other chassis components if applicable..
    Steering
    Drive/Propeller Shaft
      Lubricate daily if operated in water.
    Brakes and Traction Control
      Lubricate body actuating mechanisms.
    Body and Frame
      Lubricate body actuating mechanisms.
Inspect/Adjust
    Carburetor
      Clean, check and adjust carburator choke shaft, fast idle cam, pivots and vacuum kick when applicable.
Clean
    Crankcase Filter
      Clean/oil.
    Air Filter Element
      Heavy Duty Service Interval.
Check
    Wheels
      Check torque on wheel lugs, steering linkage and spring clip nuts.
    Power Steering Fluid
      Check fluid level.
    Positive Crankcase Ventilation
    Fluid - Transfer Case
      Check fluid level.
    Fluid - M/T
      Check fluid level.
    Fluid - Differential
      Check fluid level.
    Fluid - A/T
      Light Duty Cycle
    Exhaust Gas Recirculation
      Check EGR system and clean passages.
    Brake Master Cylinder
      Check fluid level.
    Brake Fluid
      Check fluid level.
Inspect
    Wheel Cylinder
    Wheel Bearing
      Except 44F-BJ & 60F front differentials. Also clean & repack front spindle needle bearings as required & when replacing front disc pads.
    Exhaust System
    Cooling System
      Service as required.
    Brake Shoe
    Brake Pad
    Brake Hose/Line
Replace
    Oil Filter, Engine
    Engine Oil
      If your mileage is less the 7,500 miles a yearly, replace the engine oil filter at each oil change.
    Drive Belt
      Replace water pump and alternator belts.