I was looking for a diagram and directions for replacing the water pump in my 2004 dodge diesel 2500 truck!!1 this way I know that i am doing it right!!!

It isn't specified. There is more than one fuse that covers transmission. You would need an auto electrician or a transmission expert to connect a pro grade scan tool computer and diagnose if the switch or solenoid is faulty. A scan tool at this level is bi-directional and can command solenoids to operate and confirm that they do.

https://www.google.com/search?q=auto+electrician+near+me

Fuse Box Diagram Dodge Ram 1500/2500 (2002-2009)

https://fuse-box.info > dodge > dodge-ram-1500-2500-...

Fuse box diagram (location and assignment of electrical fuses) for Dodge Ram / Ram Pickup 1500/2500 (2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009).

2006-2009 Dodge Ram 1500/2500/3500 Fuse Box Diagram

https://knigaproavto.ru > ... > Dodge > Ram (Pickup)

Nov 16, 2018 - 2006-2009 Dodge Ram 1500/2500/3500 Fuse Box Diagram ; 5, 20, except Base: Sunroof ; 6, 40, Diesel ('06): Wastegate Solenoid, Drive Fan Radiator ; 6 ...

2006 5.7 ram 1500 fuse box diagram - DodgeForum.com

https://dodgeforum.com > ... > 3rd Gen Ram Tech

3rd Gen Ram Tech - 2006 5.7 ram 1500 fuse box diagram - I was hoping somebody had a fusebox diagram kicking around. The inside of my fuse box cover does not ...

Fuses and relay Dodge Ram 2002-2008

https://fusesdiagram.com > Dodge

Mar 27, 2017 - For Dodge Ram 1500, Dodge Ram 2500, Dodge Ram 3500 - 2002, 2003, 2004, 2005, 2006, 2007, 2008 model year. Cigarette lighter fuse - Fuse box in ..

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Connect the fuel pump to direct 12 volt power. That checks the pump.

Then test the relay

https://www.google.com/search?q=2001+dodge+ram+2500+diesel+5.9+cummins+fuel+pump+relay+location

Just a suggestions but...

Check fuel filter.

Also add some fuel conditioner (e.g. HEAT for diesel) to get rid of any water that may be in your system.

You may want to have a personal visit with the manager of the dealership. Explain what you posted here.
Something looks fishy.

Replace heater hoses, Sometimes the inner lining of hose forms pockets that plugs flow of fluid.

Check your owners manual. 2 Places. Under hood AND Left side of dash on the end, visible Only with drivers door open.

Installation > 5.9L Diesel Engine 5.9L Diesel Engine
WARNING Do not attempt to check belt tension with a belt tension gauge on vehicles equipped with an automatic belt tensioner.

Drive belts on diesel engines are equipped with a spring loaded automatic belt tensioner. This belt tensioner will be used on all belt configurations, such as with or without air conditioning.

1. Depending on the year of the vehicle, a 3/8 inch or 1/2 inch square hole is provided in the automatic belt tensioner. Attach a 3/8 inch or 1/2 inch drive-long handle ratchet to this hole.
   
2. Rotate ratchet and tensioner assembly clockwise (as viewed from front) until tension has been relieved from belt.
   
3. Remove belt from water pump pulley first.
   
4. Remove belt from vehicle.
   

To install:

WARNING When installing the accessory drive belt, the belt must be routed correctly. If not, engine may overheat due to water pump rotating in wrong direction. The correct belt with correct length must be used. Position drive belt over all pulleys except water pump pulley.

1. Attach a 1/2 inch ratchet to tensioner.
   
2. Rotate ratchet and belt tensioner clockwise. Place belt over water pump pulley. Let tensioner rotate back into place. Remove ratchet. Be sure belt is properly seated on all pulleys.
   

the transfer pump is going bad ...dodge has an intank replacement for your vehicle

5.9L DIESEL
The 5.9L diesel engine accessory drive system (with a/c) consists of :

1. Generator Pulley (1)
2. Water Pump Pulley (2)
3. Idler Pulley (3)
4. Power Steering Pump Pulley (4)
5. Radiator Fan Pulley (5)
6. Crankshaft Pulley (6)
7. Automatic Tensioner (7)
8. A/C Compressor Pump Pulley (8)

CAUTION: When installing the accessory drive belt, the belt must be routed correctly. If not, engine may overheat due to water pump rotating in wrong direction. Refer to or for correct engine belt routing. The correct belt with correct length must be used.
1. Position drive belt over all pulleys except water pump pulley. 2. Attach a 1/2 inch ratchet to tensioner.


The 5.9L diesel engine accessory drive system (without a/c) consists of :

1. Generator Pulley (1)
2. Water Pump Pulley (2)
3. Idler Pulley (3)
4. Power Steering Pump Pulley (4)
5. Radiator Fan Pulley (5)
6. Crankshaft Pulley (6)
7. Automatic Tensioner (7)

3. Rotate ratchet and belt tensioner clockwise. Place belt over water pump pulley. Let tensioner rotate back into place. Remove ratchet. Be sure belt is properly seated on all pulleys.

take off old water pump. clean up area on the motor real good.do this by using a scrapper and cleaning slolvent. when thats all done put hi temp silicon on the block water pump and the put gasket on silicon. let dry for like five minutes. put in on torque bolts to specs.