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Wrangler TJ Radiator Replacement

The jeepfan.com 2004 Wrangler TJ Unlimited has 195K miles on it and on a recent spring ride the plastic tank on the top of the radiator split. At first there was a bit of an antifreeze smell followed by spray on the windshield then all over the engine and fenders. Luckily we were close to …

Wrangler TJ Cooling System Maintenance Part 2

Continuing from page 1, we are flushing the cooling system in the jeepfan.com 2004 TJ Unlimited. In addition we are replacing the radiator cap and thermostat. Thermostat Installation Remove the upper radiator hose and the end of the heater hose that connects to the thermostat housing. Unplug the temperature sensor. Remove the 2 bolts on …

Wrangler TJ Cooling System Maintenance

The jeepfan.com 2004 Wrangler TJ Unlimited has almost 195,000 miles on it. Since we have only owned it a short time it’s hard to know its maintenance history and recently we have noticed that the coolant has been boiling in the overflow bottle. Even more recently it boiled so bad that it puked up antifreeze …

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