Q: How to Remove and Replace a Water Pump on a 3.7L Engine on 2007 Jeep Grand Cherokee?
A: In order to change the water pump in 3.7L engines, remove the negative battery cable, and drain the cooling system. Apply the right tools to hose clamps and use safety glasses. Unscrew, remove hoses and accessory drive belt. Take the water pump off taking care not to break it, and then take off and discard the gasket.