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    2004 Chevy Tahoe Z71 Overheating Still

    Plugged radiator was the culprit. Thank you for your reply, lesterl.
  2. C

    2004 Chevy Tahoe Z71 Overheating Still

    This is driving me, and several techs I know, crazy! My Tahoe started losing coolant at about 1/2 gallon every two days with no visible leaks. Tested pressure on cooling system and found no loss. Put StopLeak into system and saw no change in overheating problem. Flushed radiator and saw...
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