RAM 1500 Truck 2WD V6-3.7L VIN K (2003)
Water Pump: Service and Repair
WATER PUMP - 3.7/4.7L
REMOVAL
The water pump on 3.7L/4.7L engines is bolted directly to the engine timing chain case cover.
1. Disconnect the negative battery cable.
2. Drain cooling system.
3. Remove fan/viscous fan drive assembly from water pump. Do not attempt to remove fan/viscous fan drive assembly from vehicle at this time.
WARNING: CONSTANT TENSION HOSE CLAMPS ARE USED ON MOST COOLING SYSTEM HOSES. WHEN REMOVING OR
INSTALLING, USE ONLY TOOLS DESIGNED FOR SERVICING THIS TYPE OF CLAMP. ALWAYS WEAR SAFETY GLASSES
WHEN SERVICING CONSTANT TENSION CLAMPS.
CAUTION: A number or letter is stamped into the tongue of constant tension clamps. If replacement is necessary, use only an original equipment
clamp with matching number or letter and width.
4. If the water pump is being replaced, do not unbolt the fan blade assembly from the thermal viscous fan drive.
5. Remove the radiator fan.
