30000 MI or 48000 KM

Lubricate
    Drive/Propeller Shaft
      Lube the front drive shaft fitting (2500/3500 4X4 models only).
Inspect
    Parking Brake System
    Fluid - Transfer Case
    Fluid - A/T
      Inspect automatic transmission fluid if equipped with dipstick.
    Exhaust System
      Inspect exhaust system.
    Cooling System
      Inspect engine cooling system protection and hoses.
    Constant Velocity Joint
      Inspect the CV joints.
    Brakes and Traction Control
      Inspect brake pads, shoes, rotors, drums, hoses and park brake.
    Battery
      Inspect battery and clean and tighten terminals as required.
Replace
    Spark Plug
      Replace spark plugs (5.7L engine).
    Oil Filter, Engine
    Engine Oil
    Air Filter Element
      Replace engine air filter.
Rotate
    Tires
      Rotate the tires. Rotate at the first sign of irregular wear, even if it occurs before the oil indicator system turns on.