Cooling System – Drain, Flush, And Refill
Jeep Wrangler / Jeep Wrangler Owner's Manual / Maintaining Your Vehicle / Maintenance Procedures / Cooling System / Cooling System – Drain, Flush, And Refill
If the engine coolant (antifreeze) is dirty and contains a considerable amount of sediment, clean and flush with reliable cooling system cleaner. Follow with a thorough rinsing to remove all deposits and chemicals. Properly dispose of the old engine coolant (antifreeze).
Refer to the “Maintenance Schedule” for the proper maintenance intervals.
See also:
Frequency Of Fluid Change
Under normal operating conditions, the fluid installed at
the factory will give satisfactory lubrication for the life of
the vehicle. Fluid changes are not necessary unless the
fluid becomes con ...
To Resume Speed
To resume a previously set speed, push the RES (+)
button and release. Resume can be used at any speed
above 20 mph (32 km/h). ...