30000 MI or 48000 KM

Clean
    Throttle Body
      Inspect throttle body bore and valve plates for deposits, open the throttle valve and inspect all surfaces. Clean as required.
Inspect
    Brakes and Traction Control
Replace
    Oil Filter, Engine
    Engine Oil
      Change engine oil and filter as indicated by the GM Oil Life System if equipped, (or every 12 months, whichever occurs first). Reset the indicator. Never drive the vehicle more than 16 000 km (10,000 miles) without and oil and filter change. The system will not detect dust in the oil. If the vehicle is driven in a dusty area, be sure to change the oil every 5 000 km (3,000 miles) or sooner.
    Air Filter Element
Rotate
    Tires
      Whenever the tires are rotated, the Check Tire Pressure System (if equipped) must be reset.