30000 MI or 48000 KM

Lubricate
    Universal Joint, Drive/Propeller Shaft
    Steering Gear
      CJ/Wrangler, inspect seals & components. Lubricate ball joints
    Steering
    Drive/Propeller Shaft
       Lubricate U-joints, splines, yokes and inspect seals for leaks.
    Body and Frame
      Lubricate hinges, door latches, slides, and locks.
Inspect/Adjust
    Parking Brake System
      Freeplay
    Drive Belt
      Wrangler YJ and Grand Wagoneer
    Drive Belt
    Clutch, M/T
      Clutch pedal freeplay
Clean
    Choke Cable
      Clean choke system.
Check
    Radiator
      fluid level
    Power Steering
      fluid level
    Fuel Filler Cap
    Distributor Advance Unit
      California Vehicles Only
    Clutch Master Cylinder
      fluid level
    Brake Master Cylinder
      fluid level
    Battery
      Check level, clean terminals, check hold downs, & voltage Clean terminals, Check tiedowns and voltage.
Inspect
    Vacuum Harness HVAC
      California Vehicles Only
    Transfer Case
      Check fluid level.
    Suspension
      springs, shocks & tires. Check overall steering & suspension Components
    Manual Transmission/Transaxle
      Check fluid level.
    Ignition Rotor
      California Vehicles only.
    Heating and Air Conditioning
      Inspect A/C system every 6 months or 3,000 miles.
    Fuel Tank
      Californis Cars.
    Fuel Supply Line
      California Cars.
    Fuel Line Coupler
      California Cars.
    Exhaust System
    Distributor Cap
      California Vehicles only.
    Differential Assembly
      Check fluid level.
    Brakes and Traction Control
      Inspect front and rear brake linings, master cylinder, calipers, and wheel cylinders. Check general condition of system.
    Air Cleaner Housing
      California Vehicles Only
Replace
    Spark Plug
    Positive Crankcase Ventilation Valve
      Clean and reoil PCV valve filter.
    Oil Filter, Engine
    Fuel Filter
    Fluid Filter - A/T
    Fluid - Transfer Case
    Fluid - M/T
    Fluid - Differential
      Change fluid.
    Fluid - A/T
      Change fluid and filter.
    Engine Oil
       If your mileage is less the 7,500 miles a yearly, replace the engine oil filter at each oil change.
    Battery
      Non-California vehicles only.
    Air Filter Element
Rotate
    Tires