Jeep 53021187AA Water Pump

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Water pump failure can cause engine damage due to overheating. Next, check the pump's operation by looking for leaks from the weep hole, listening for a howling sound indicating bearing failure, or feeling for shaft wear by rocking the pulley. Don't confuse drive belt slippage with pump failure. A pump can also fail if the impeller fins corrode, which requires pump removal to check.

Failure in the water pump can cause engine damage due to overheating. To check for leaks, use a flashlight to find the weep or vent hole on the water pump from underneath. If the water pump shaft bearings fail, there may be a howling sound at the front of the engine.

The only way to check for corroded fins on the water pump impeller is to remove the pump for examination.

Remove the bolts and detach the water pump from the engine.

Start by disconnecting the battery's negative terminal and draining the cooling system. Remove the coolant reservoir/windshield washer reservoir assembly on V6 models, as well as the cooling fan(s) and shroud. Take off the drivebelts and water pump pulley, and on 2.4L four-cylinder engines, remove the timing belt, timing belt idler pulley, camshaft sprockets, and rear timing belt cover. For 3.7L V6 engines, detach the lower radiator hose from the pump. On 4.0L engines, remove the air filter housing and the right engine mount through-bolt. Use an engine hoist to raise the engine slightly and secure it in place with a jack.

The engine cooling fan and shroud, as well as the drivebelt.

According to the catalog, it shows that it comes separate