WebOct 19, 2024 · Take a gallon of vinegar and pour it into the radiator and allow it to stay for about four hours in the radiator. Once the four hours have elapsed, you have to flush the old vinegar through the petcock. The … WebMar 31, 2024 · You can use pure white vinegar or a mixture of 50 percent distilled water and 50 percent white vinegar. Allow it to soak for at least one night, or longer if you have …
Heater Core Flush: Using CLR - YouTube
WebMar 31, 2024 · You can use pure white vinegar or a mixture of 50 percent distilled water and 50 percent white vinegar. Allow it to soak for at least one night, or longer if you have the time. One or two days should be enough. Allow the liquid to drain before rinsing the radiator with distilled water. WebJan 4, 2024 · The hose actually slipped in to the inside of the heater core feed and return lines. Let the CLR sit for about an hour in the core and then used the drill pump forward and backwards a few times. Flushed it out with water afterwards, topped off the system and then burped it. Glorious heat on my drive in to work today. chip worthington rohnert park
07’ Yukon XL heater - Car Forums and Automotive Chat
WebMar 27, 2024 · Flushing the heater core. If your heater core is blocked, it is easiest to pull the hoses off the thermo housing (send) and pump (return). Drain fluid from the core and then use a garden hose with a small spray fitting that fits inside the tube. And use the garden hose water pressure in both directions to unplug and flush. WebNov 4, 2010 · If you are going to flush with corrosive chemicals, I would NOT use muriatic acid. I would use VINEGAR (acetic acid). It's far less "aggressive". It would be pretty bad … WebDec 9, 2024 · Below is the guide to cleaning a heater core with vinegar: 1. Gather Materials Prepare the materials needed before starting the work. For this method, you may need a funnel, pliers, warm water, cloth, and plain … graphic design aesthetics