The radiator is responsible for maintaining your Jeep cool Cherokee"s engine cool. Instead of a faulty one or upgrading to a far better one is a wise decision that will certainly ensure your engine remains cool and also healthy.

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This article uses to the Jeep cool Cherokee WJ (1999-2004).

The radiator in her Jeep grand Cherokee is designed come cool down your engine by letting coolant circulation through it. When you start the engine, the thermostat blocks the coolant native going right into the engine, and when the reaches that is optimal temperature, the thermostat opens up up and enables the coolant to go from the radiator to the engine in bespeak to store it cool. If the radiator beginning leaking, your automobile will begin overheating. There are also aftermarket radiators that can take much more wear 보다 OEM ones, hence keeping your vehicle cool under heavier driving conditions. Read on come learn exactly how to replace your very own radiator.

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Figure 1. The radiator is situated in prior of the engine.
Materials NeededWrench set5/32 Allen wrenchRatchet and socket setContainerPliersNew radiator

Step 1 – Disconnect battery

Open her hood and also disconnect the negative (black) battery terminal. Wrap it in a towel so it doesn"t touch any kind of metal and create a spark.

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Figure 2. Disconnect the an adverse battery terminal.

Step 2 – drain radiator indigenous coolant

Open the radiator"s cap situated on optimal of the radiator, and locate the drainpipe plug top top the bottom of the by the passenger"s side. Ar a container under the drain plug and remove it by transforming counterclockwise. Allow the coolant drainpipe completely.

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Figure 3. Eliminate plastic drainpipe plug.Figure 4. Drainpipe coolant.

Step 3 – eliminate the grill"s screws

Remover the height screws holding the grill in ar using her 5/32 Allen wrench. Even though this won"t enable the grill to totally come off, that will give you more room to pull the radiator out.

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Figure 5. Eliminate the height grill screws.

Step 4 – remove hoses

Remove the upper and also lower radiator hoses. They are connected and held in location with a clamp that you just need to squeeze v pliers to slide it in; climate pull the hose out and away to remove. The upper hose is linked on the top and also the reduced hose is connected the exact same way, only on the bottom.

Remove the infection line connected to the radiator by remove the nuts v your 7/8 wrench.

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Figure 6. Upper radiator hose.Figure 7. Infection line going into radiator.

Step 5 – remove radiator

Remove the pan shroud by remove its mounting nuts and also the top brace bolts, and the top brace itself. Eliminate the condenser and also hood latch bolts v the grill, and finally eliminate the lower bracket bolts. Make certain there space no more connections to the radiator; carefully and with the assist of a friend, traction the radiator every the means out.

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Figure 8. Nuts and bolts diagram.

Step 6 – Install new radiator

With the aid of a friend, lower the new radiator in location carefully. Be certain to one of two people pull the end the fan or push it out of the way as the radiator lowers right into place.

Install the lower bracket bolts.Install the condenser bolts.Install the hood latch bracket.Install the top brace and also its bolts.Install the pan shroud mounting bolts.Install the infection lines.Install the upper and also lower radiator hoses.Install the grill screws.

Step 7 – Refill radiator v coolant

Fill the brand-new radiator with 50/50 antifreeze combined with distilled water till the coolant is about 1/2 inch from the top. Reconnect the an unfavorable battery terminal, start the car and let it run for a couple of minutes. Examine the coolant level again and top off as needed. Use a flashlight to inspect for any visible leaks about the locations you worked on. Check all the hose connections to ensure you"ve tighten them properly. Save an eye ~ above the coolant level and any leaks for a few days come follow.

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Figure 9. Refill brand-new radiator with coolant.

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