30000 MI or 48000 KM

Reset
    Oil Change Reminder Lamp
      Reset every oil change.
Check
    Brakes and Traction Control
Inspect
    Throttle Body
      Inspect bore and valve plates for deposits.
Replace
    Oil Filter, Engine
      Every oil change.
    Engine Oil
      Or sooner if "Change Oil" light comes on.
    Cabin Air Filter / Purifier
    Air Filter Element
Rotate
    Tires