clogged heater core

  1. JW2 Innovations

    Cabin Heater core clogged - Loss of heat

    Well, at some of the coldest days in my area the heat in my truck stopped working with about 3hrs left to get home. Several other posts you can read, but back flushing the heater core a couple of times did the trick. I bought 10ft of clear hose and some fitting along with hose clamps and went...
  2. JPatterson98

    Coolant Leak

    Hey, me again. Got a new rack & pinion, so at least that problem was taken care of. But of course, something new has come up, this time being a coolant leak. Not entirely sure where the leak is, as I cannot get a decent viewpoint of anything. Seems as though maybe there’s a clogged line...
  3. L

    Luke warm driver side, hot passenger side

    Got my 2013 Ram 1500 4.7l having HVAC issues. It’s starting to get cold here in Texas and have already had some weather get to 30 degrees recently. Main issue I’m facing with HVAC is that when I put heater all the way hot, with engine at operating temp, passenger side is hot but driver side is...
    • Lui_5793
    • Thread
    • blendor clogged heater core cold air heat ac module heat control hvac box hvac controls hvac module
    • Replies: 19
    • Forum: General Discussions
  4. Erikk

    Casting Sand: 6.4 Hemi HD Coolant Filter

    PFA. I’ve noticed a bunch of people dealing with casting sand in their coolant that clogs up their heater core. Seems to be a big enough issue with the penstar that there’s a class action lawsuit over it. I’ve got a continuous flow of casting sand in my 2014 2500 6.4 w/140k miles I’m hoping...
    • Erikk
    • Thread
    • casting sand clogged heater core coolant filter
    • Replies: 185
    • Forum: Heavy Duty

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