45000 MI or 72000 KM

Inspect
    Fluid - Differential
      Inspect front/rear axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking.
    Brakes and Traction Control
    Air Filter Element
      If you are driving in dusty conditions. Replace filter if needed.
Replace
    Oil Filter, Engine
    Engine Oil
      Change engine oil and filter as indicated by the GM Oil Life System (or every 12 months, whichever occurs first). Reset the system.
Rotate
    Tires