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  1. D

    LML coolant issue

    Ohh haha, it’s a ACDelco tank. It seems to me I may just have to take it into a shop and have someone actually look at it and give me the yes or no from HG Sent from my iPhone using Tapatalk
  2. D

    LML coolant issue

    The truck is also deleted, idk if that would also cause any issues. It was like that when I bought it Sent from my iPhone using Tapatalk
  3. D

    LML coolant issue

    Sent from my iPhone using Tapatalk
  4. D

    LML coolant issue

    But what confuses me is that it doesn’t do that anymore since I replaced my reservoir tank. Wouldn’t it continue to do that if HG were the problem? Sent from my iPhone using Tapatalk
  5. D

    LML coolant issue

    I’ve been trying to figure this out for the past 6 months. I have a 2011 sierra 2500 with the 6.6, and I’m have this weird issue with my coolant. Low coolant light comes on and I can see that the tank is about 3/4 full, never less than that regardless of how much I drive without topping it off...