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:
Smooth, quiet ride
But most people won't get out into the wild with the Unlimited and they'll
enjoy it just the same on the highway. Jeep added a few acoustic improvements to
make the ride quieter, though those are ...
Adding Fluid
Add lubricant only at the fill hole and only to the level specified above. ...
Overdrive Operation
The automatic transmission includes an electronically
controlled Overdrive (fourth and fifth gears). The transmission
will automatically shift into the Overdrive gear if
the following conditions ...