Reloaded to improve resolution. How to remove the hoses, change out the heater core, and a look at what the interior of the heater core looks like after 125k of G05 and 80k of Rotella ELC.

Link to Flushing Procedure PDF

https://www.google.com/url?sa=t&rct=j...

The thread of Karl's cooler failure and the work noted.

https://www.powerstroke.org/threads/r...

A PDF collection of my posts from all of that.

https://www.ford-trucks.com/forums/at...