How to disconnect the DCCV

01LS3.9

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I bled my coolant after changing the Degas bottle. But I have no heat. Read about unplugging the DCCV but can't find inductions to do it. All I could find is the long list below:



Removal V8

1. Drain the engine coolant. Refer to Workshop Manual, Section 303-03 for details.

2. Remove the air cleaner outlet pipe. Refer to Workshop Manual, Section 303-12 for details.

3. Remove the radiator upper sight shield.

4. Remove the passenger side upper radiator support bracket.

5. Disconnect the upper radiator hose from radiator.

6. Remove air conditioning receiver drier retainer and position aside.

7. Disconnect the auxiliary coolant flow pump electrical connector.

8. Remove the 2 (two) bolts from the auxiliary pump on radiator fan shroud.

9. Disconnect the heater hose at intake manifold and at the bottom of auxiliary pump.

10. Remove the auxiliary coolant flow pump.

11. Raise the vehicle.

12. Remove the lower splash shield.

13. Remove the bolts for the DCCV bracket.

14. Lower the vehicle.

15. Remove the retainers for hydraulic cooling fan reservoir (passenger side of engine) and position aside.

16. Mark the heater hoses at the DCCV for identification and disconnect the 3 (three) quick disconnect fittings. Refer to Workshop Manual, Section 412-00.

17. Disconnect the DCCV electrical connector.

18. Disconnect the heater hose at upper radiator hose.

19. Remove the DCCV.

20. Transfer the hoses and bracket from old DCCV to new DCCV.

Installation

1. Reverse the removal procedure to install new DCCV.

2. Torque the DCCV bracket bolts to 80 Lb-in (9 N.m).

3. Torque the upper hydraulic cooling fan reservoir fastener to 53 Lb-in (6 N.m) and lower/side fastener to 106 Lb-in (12 N.m).

4. Torque the auxiliary coolant pump fasteners to 80 Lb-in (9 N.m).

5. Torque the air conditioning receiver drier to 53 Lb-in (6 N.m).

6. Refill the engine coolant. Refer to Workshop Manual, Section 303-03 for details.

7. Repeat Steps 1-3 of the diagnostic procedure to verity repair.
 
Disconnect the electrical connector to the valve. It's a three wire connector. This should give you full heat if there was some problem with the DATC. If the problem is with the cooling system (usually is) or the valve, then this won't do anything.
 
Thanks Joe. Do you have a pic of this? I have no clue what and where.
 
Thanks Joe. Do you have a pic of this? I have no clue what and where.

Well, there's only one electrical connector on the DCCV. Seems like it would be hard to miss.
It's item 2 here.

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lol Sorry, I should have explained myself better. I meant I didn't know where the DCCV is. But I do now, thanks to your help with the diagram. At least I think I know where it is now. I come from working on mostly GMs so these Fords are a little different for me. Thank you for your patience and your willingness to point me in the right direction. It looks to be on the side of the fan shroud, correct?
 
... It looks to be on the side of the fan shroud, correct?

Yep. Passenger side. The diagram was for a gen II. Gen I is a little different, but it's in about the same place.
 
Thank you, good sir. You're the man. I noticed your name on that site I got the above info from, too. Looks like you are all over this world wide web helping LS owners.
 
Is this something that is easily reached or will I have to remove anything first to see it? I'll be doing this when I get home late from work tonight so I am hoping to have an easy go.
 

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