45000 MI or 72000 KM

Inspect
    Heating and Air Conditioning
      Inspect air conditioning refrigerant level and compressor operation annually.
    Disc Brake System
      Or every 12 months, whichever occurs first
    Body and Frame
      Or every 12 months, whichever occurs first. Inspect bolts and nuts on chassis and body.
    Air Filter Element
      Or every 12 months, whichever occurs first. Inspect and replace if necessary.
Replace
    Oil Filter, Engine
      Or every 4 months, whichever occurs first.
    Engine Oil
      Or every 4 months, whichever occurs first.