So the heat in this 2008 jeep wrangler jk with the 3. 8 v6 engine quit blowing hot on the driver side. This super simple flush with a water hose fixed the issues and for only $5 and 15. — i would read up on a citric acid flush and try that if it isn't leaking. When you're done with the flush disconnect the heater core hoses and forward and reverse flush the. This video shows an easy way to flush your heater core on a jeep 4. 0l straight 6 motor (xj cherokee, zj grand cherokee, tj wrangler, yj wrangler, etc. ). — flushing is simple. Leave the two coolant hoses attached at the bulkhead where they exit (next to the battery in the engine bay) and follow each to where you're able to. — as the winter months near, and temperatures drop throughout new england, i finally got off my butt and decided to move forward with the famed heater core flush as. Jeep wrangler jku 3. 8l heater core flush — if you are worried about the small'ish amount of water in the heater core not being distilled, you could try and flush it again with distilled. Of course you'll need to bleed the. — i used my old heater core hose from the four door to make two plugs so that i would not have the coolant leaking out from the engine. Currently it has been flushing for. #1 · jan 3, 2022. There are several good threads and good videos addressing engine coolant changes and back flushing the heater core. There were several simple questions/issues i. — pull the heater hoses at the engine (plug the engine to save your coolant, collect what runs out of the heater hoses and put it in your recovery tank), then using full pressure. — i had the day off today and decided to tackle an overdue project of flushing the heater core on my 99 tj 4. 0. I've owned this tj for about 18 months and although there are a. — as a last ditch effort i would like to try to use thermocure to flush my heater core, which seems to be the most recommended product for the job (correct me if i’m wrong. — flushing the heater core to fix cold air on the driver's side vents. — jeep wrangler tj. Because the temp is so cold in minnesota, i bought a 1/12 horse fluid transfer pump and ran a 50/50 vinegar and water mix.
