27000 MI or 43200 KM

Lubricate
    Universal Joint, Drive/Propeller Shaft
    Steering Gear
      CJ/Wrangler, inspect seals & components. Lubricate ball joints
    Drive/Propeller Shaft
      Lubricate U-joints, splines, yokes and inspect seals for leaks.
Inspect/Adjust
    Idle Speed
    Drive Belt
Check
    Steering
      Fluid level
    Radiator
      fluid level
    Power Steering
      fluid level
    Fluid - Differential
      Check fluid level.
    Clutch Master Cylinder
      fluid level
    Brake Master Cylinder
      fluid level
    Battery
      Check level, clean terminals, check hold downs, & voltage
Inspect
    Thermostatic Air Cleaner
    Ignition Timing
      For applicable engines, see underhood specifications
    Heating and Air Conditioning
      Inspect A/C system every 6 months or 3,000 miles.
    Exhaust System
Replace
    Oil Filter, Engine
    Ignition Rotor
    Fluid - Transfer Case
    Fluid - M/T
    Fluid - A/T
      change filter
    Engine Oil
      If your mileage is less the 7,500 miles a yearly, replace the engine oil filter at each oil change.
    Distributor Cap
    Air Filter Element
Rotate
    Tires
Flush
    Cooling System