30000 MI or 48000 KM

Check
    Coolant
      Check the coolant level, hoses and clamps.
Inspect
    Suspension
    Positive Crankcase Ventilation Valve
      Inspect the PCV valve and replace if necessary.
    Fluid - Transfer Case
      Inspect the transfer case fluid, add if necessary.
    Exhaust System
    Brake Hose/Line
    Air Filter Element
      Inspect and replace if necessary.
Replace
    Oil Filter, Engine
      If not replaced at 3 months.
    Fluid - Differential
      Drain and refill the front and rear axle fluid.
    Engine Oil
      If not replaced at 3 months.
Rotate
    Tires