6 4 Hemi Cooling System Diagram A coolant flow diagram is a crucial component of understanding the cooling system in a 6.4 powerstroke engine. it provides a visual representation of how the coolant flows through the engine, allowing technicians to identify potential problems or inefficiencies in the system. by examining the coolant flow diagram, technicians can determine the. Does anyone know which line (passenger or driver side)feeds the heater core on a 6.4. running an after market a c heater unit that uses a bypass valve.
6 4 Hemi Coolant Temp Sensor Location Modsaki Buckeyexx said: when i pulled my thermostat and replaced it on my 6.4 it was just a matter of filling the reservoir and starting the truck. let the truck get up to temp which takes a little longer and let the thermostat open. once that thermostat opens it will pull coolant from the resevoir to fill the system. The challengers with 6.1 6.2 sc 392 6.4 engines have dual cooling fans part of the severe duty ii cooling system these are equipped with 2016 392 hemi scat pack shaker 23y pkg (m6) ordered 8 28 15, born 10 23 15, home 11 20 15. 2016. engine. 392 hemi. brianedgestone said: i had the tstat changed on my 2015 6.4 because it was not reaching operating temps. now it fluctuates between 220 and 186 pretty rapidly. 15 seconds or so. it will not run at a steady temp. air temps here are around 20 degrees. Hemi 6.4. brianedgestone said: the dealer did a chemical sweep of my heater core and refilled everything. they said not much came out of the core. i guessing it was an air pocket. i now have 160deg. air coming out of both sides and my tem swing is like 208 212. thanks for the update.
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